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# MYLEX CORPORATION
DAC960SX (DBX960S-3-UDR)
DAC960SX (DBX960S-6-UDR)
DAC960SX (DBX960S-6-FWR)
Card Type Hard drive controller card
Processor RISC
Maximum Onboard 128MB DRAM (EDO supported)
Memory
Hard Drives Up to 30 Ultra SCSI devices
supported
Floppy drives None
supported
Data Bus Up to two host Single-ended/Differential
Wide Ultra-SCSI channels
Form Factor Size 5.25 inch
RAID levels 0, 1, 0+1, 3, 5, JBOD
supported
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Location | Function | Location |
|--------------------+----------+-----------------+----------|
| LCD panel | J1 | Diagnostic port | J6 |
| interface | | | |
|--------------------+----------+-----------------+----------|
| Battery back-up | J2 | Edge connector | J7 |
|--------------------+----------+-----------------+----------|
| Daughterboard | J3 | Edge connector | J8 |
| connector 1 | | | |
|--------------------+----------+-----------------+----------|
| Daughterboard | J4 | | |
| connector 2 | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-----------------------------------+-------------+----------|
| » | Channel 0 termination enabled | J5/pins 1 & | Closed |
| | | 2 | |
|---+-------------------------------+-------------+----------|
| | Channel 0 termination | J5/pins 1 & | Open |
| | disabled | 2 | |
|---+-------------------------------+-------------+----------|
| » | Channel 1 termination enabled | J5/pins 3 & | Closed |
| | | 4 | |
|---+-------------------------------+-------------+----------|
| | Channel 1 termination | J5/pins 3 & | Open |
| | disabled | 4 | |
|---+-------------------------------+-------------+----------|
| » | Host channel 0 termination | J5/pins 5 & | Closed |
| | enabled | 6 | |
|---+-------------------------------+-------------+----------|
| | Host channel 0 termination | J5/pins 5 & | Open |
| | disabled | 6 | |
|---+-------------------------------+-------------+----------|
| » | Factory configured - do not | J5/pins 7 & | Open |
| | alter | 8 | |
|---+-------------------------------+-------------+----------|
| » | Factory configured - do not | J5/pins 9 & | Open |
| | alter | 10 | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 |
|----------------------+-------------------------------------|
| 8MB | (2) 1M x 36 |
|----------------------+-------------------------------------|
| 16MB | (2) 2M x 36 |
|----------------------+-------------------------------------|
| 32MB | (2) 4M x 36 |
|----------------------+-------------------------------------|
| 64MB | (2) 8M x 36 |
|----------------------+-------------------------------------|
| 128MB | (2) 16M x 36 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TERMINATION CONFIGURATION |
|------------------------------------------------------------|
| Notes: When using differential SCSI, external |
| termination must be used and termination on the |
| controller and daughterboard must be disabled. I.e., |
| all termination jumpers (JP1/1-JP1/5) should be |
| opened. (See User Configurable Settings.) |
| |
| If Narrow SCSI (8-bit) is connected to any channel, |
| the controller must be at one end of the bus with |
| termination enabled (J5) on that channel. |
| |
| If dual mode system, terminate SCSI bus externally. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MISCELLANEOUS TECHNICAL NOTES |
|------------------------------------------------------------|
| The DAC960SX controller (which can reside within a |
| DAC9060SXI enclosure) interfaces between the host system |
| and a disk array. The controller is installed with one of |
| several distribution boards: DBX960X-3-UDR, DBX960S-6-FWR |
| and DBX960S-6-UDR. A DBI960SX daughterboard can be |
| installed with the latter two, providing a 3 channel |
| upgrade. A battery backup unit can be installed with all. |
+------------------------------------------------------------+
DBX960SXI (ENCLOSURE)
IMG IMG 2
DBX960SXI Front Panel
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Location | Function | Location |
|--------------------+----------+-----------------+----------|
| ESC key/return to | J1 | Alarm key/reset | ALARM |
| previous screen | | audible alarm | |
|--------------------+----------+-----------------+----------|
| Keys defined by | J2-J5 | Unidentified | J7 |
| Instruction Line | | | |
| (last line of the | | | |
| LCD display menu | | | |
|--------------------+----------+-----------------+----------|
| Enter key/execute | J6 | | |
| selected functions | | | |
+------------------------------------------------------------+
Card Type Distribution board
Hard Drives Up to 12 UltraSCSI Wide/Narrow devices
supported
Floppy drives None
supported
Data Bus One host Differential Wide Ultra-SCSI
channel
IMG IMG 3
Distribution Board DBX960S-3-UDR
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Location | Function | Location |
|---------------------+----------+----------------+----------|
| 10-pin serial port | J1 | 50-pin SCSI | J8 |
| - internal | | channel 1 | |
| | | connector - | |
| | | internal | |
|---------------------+----------+----------------+----------|
| 68-pin SCSI | J2 | Power | J9 |
| connector - | | connector | |
| | | | |
| host channel 0 | | | |
|---------------------+----------+----------------+----------|
| 10-pin connector - | J3 | 18-pin | J10 |
| dual controller | | connector - | |
| communications port | | channel 1 | |
| | | fault | |
| | | indicator | |
|---------------------+----------+----------------+----------|
| 68-pin SCSI channel | J4 | 18-pin | J11 |
| 0 connector - | | connector - | |
| internal | | channel 0 | |
| | | fault | |
| | | indicator | |
|---------------------+----------+----------------+----------|
| 50-pin SCSI channel | J5 | 20-pin | J12 |
| 0 connector - | | connector - | |
| | | AEMI (Array | |
| internal | | Enclosure | |
| | | Management | |
| | | Interface) | |
|---------------------+----------+----------------+----------|
| 68-pin SCSI channel | J7 | Power | J13 |
| 1 connector - | | connector | |
| | | | |
| internal | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-----------------------------------------+-------+----------|
| » | Factory configured - do not alter | J6/5 | N/A |
|---+-------------------------------------+-------+----------|
| » | Serial port protocol is SLP1 | J6/6 | Open |
|---+-------------------------------------+-------+----------|
| | Serial port protocol is VT100 | J6/6 | Closed |
|---+-------------------------------------+-------+----------|
| » | Factory configured - (serial port | J6/7 | Closed |
| | baud rate is 19.2) | | |
|---+-------------------------------------+-------+----------|
| » | Controller is only controller in | J6/8 | Closed |
| | system or | | |
| | | | |
| | Controller is primary in two | | |
| | controller system | | |
|---+-------------------------------------+-------+----------|
| | Controller is secondary in two | J6/8 | Open |
| | controller system | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| HOST CHANNEL SCSI ID SELECTION |
|------------------------------------------------------------|
| SCSI ID | JP6/1 | JP6/2 | JP6/3 | JP6/4 |
|------------+-----------+-----------+-----------+-----------|
| 0 | Open | Open | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| 1 | Closed | Open | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| 2 | Open | Closed | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| 3 | Closed | Closed | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| 4 | Open | Open | Closed | Open |
|------------+-----------+-----------+-----------+-----------|
| 5 | Closed | Open | Closed | Open |
|------------+-----------+-----------+-----------+-----------|
| 6 | Open | Closed | Closed | Open |
|------------+-----------+-----------+-----------+-----------|
| 7 | Closed | Closed | Closed | Open |
|------------+-----------+-----------+-----------+-----------|
| 8 | Open | Open | Open | Closed |
|------------+-----------+-----------+-----------+-----------|
| 9 | Closed | Open | Open | Closed |
|------------+-----------+-----------+-----------+-----------|
| 10 | Open | Closed | Open | Closed |
|------------+-----------+-----------+-----------+-----------|
| 11 | Closed | Closed | Open | Closed |
|------------+-----------+-----------+-----------+-----------|
| 12 | Open | Open | Closed | Closed |
|------------+-----------+-----------+-----------+-----------|
| 13 | Closed | Open | Closed | Closed |
|------------+-----------+-----------+-----------+-----------|
| 14 | Open | Closed | Closed | Closed |
|------------+-----------+-----------+-----------+-----------|
| 15 | Closed | Closed | Closed | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TERMINATION CONFIGURATION |
|------------------------------------------------------------|
| Note: Differential resistor packs RP1, RP2 and RP3 |
| must be installed to enable Host Channel 0 |
| termination and removed to disable termination. |
+------------------------------------------------------------+
Card Type Distribution board
Hard Drives supported Up to 30 UltraSCSI Wide/Narrow devices
Floppy drives None
supported
Data Bus Up to two host Ultra-SCSI Wide channels
IMG IMG 4
Distribution Board DBX960S-6-FWR
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Location | Function | Location |
|----------------+----------+---------------------+----------|
| 68-pin SCSI | J1 | 20-pin connector - | J10 |
| drive channel | | AEMI (Array | |
| 2 connector - | | Enclosure | |
| internal | | Management | |
| | | Interface) | |
|----------------+----------+---------------------+----------|
| 68-pin SCSI | J2 | Power connector | J11 |
| drive channel | | | |
| 0 connector - | | | |
| internal | | | |
|----------------+----------+---------------------+----------|
| 68-pin SCSI | J3 | 10-pin serial port | J12 |
| drive channel | | connector | |
| 3 connector - | | | |
| internal | | | |
|----------------+----------+---------------------+----------|
| 68-pin SCSI | J4 | 18-pin connector - | J13 |
| drive channel | | drive channel 1 | |
| 1 connector - | | fault indicator | |
| internal | | | |
|----------------+----------+---------------------+----------|
| 68-pin SCSI | J5 | 18-pin connector - | J14 |
| host channel | | drive channel 0 | |
| 1/drive | | fault indicator | |
| channel 4 - | | | |
| internal | | | |
|----------------+----------+---------------------+----------|
| 68-pin SCSI | J7 | 18-pin connector - | J15 |
| host channel 0 | | drive channel 2 | |
| connector - | | fault indicator | |
| internal | | | |
|----------------+----------+---------------------+----------|
| Power | J8 | 18-pin connector - | J16 |
| connector | | drive channel 3 | |
| | | fault indicator | |
|----------------+----------+---------------------+----------|
| 18-pin | J9 | 10-pin connector - | J17 |
| connector - | | dual controller | |
| drive channel | | communications port | |
| 4 fault | | | |
| indicator | | | |
|------------------------------------------------------------|
| Note: Host channel 1 and drive channels 2 and 3 are |
| only available if daughterboard DBI960SX is |
| installed. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-----------------------------------------+-------+----------|
| » | Factory configured - do not alter | J6/5 | N/A |
|---+-------------------------------------+-------+----------|
| » | Serial port protocol is SLP1 | J6/6 | Open |
|---+-------------------------------------+-------+----------|
| | Serial port protocol is VT100 | J6/6 | Closed |
|---+-------------------------------------+-------+----------|
| » | Factory configured - (serial port | J6/7 | Closed |
| | baud rate is 19.2) | | |
|---+-------------------------------------+-------+----------|
| » | Controller is only controller in | J6/8 | Closed |
| | system or | | |
| | | | |
| | Controller is primary in two | | |
| | controller system | | |
|---+-------------------------------------+-------+----------|
| | Controller is secondary in two | J6/8 | Open |
| | controller system | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| HOST CHANNEL 0 SCSI ID SELECTION |
|------------------------------------------------------------|
| SCSI ID | JP6/1 | JP6/2 | JP6/3 | JP6/4 |
|------------+-----------+-----------+-----------+-----------|
| 0 | Open | Open | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| 1 | Closed | Open | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| 2 | Open | Closed | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| 3 | Closed | Closed | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| 4 | Open | Open | Closed | Open |
|------------+-----------+-----------+-----------+-----------|
| 5 | Closed | Open | Closed | Open |
|------------+-----------+-----------+-----------+-----------|
| 6 | Open | Closed | Closed | Open |
|------------+-----------+-----------+-----------+-----------|
| 7 | Closed | Closed | Closed | Open |
|------------+-----------+-----------+-----------+-----------|
| 8 | Open | Open | Open | Closed |
|------------+-----------+-----------+-----------+-----------|
| 9 | Closed | Open | Open | Closed |
|------------+-----------+-----------+-----------+-----------|
| 10 | Open | Closed | Open | Closed |
|------------+-----------+-----------+-----------+-----------|
| 11 | Closed | Closed | Open | Closed |
|------------+-----------+-----------+-----------+-----------|
| 12 | Open | Open | Closed | Closed |
|------------+-----------+-----------+-----------+-----------|
| 13 | Closed | Open | Closed | Closed |
|------------+-----------+-----------+-----------+-----------|
| 14 | Open | Closed | Closed | Closed |
|------------+-----------+-----------+-----------+-----------|
| 15 | Closed | Closed | Closed | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| HOST CHANNEL 1 SCSI ID SELECTION |
|------------------------------------------------------------|
| SCSI ID | J6/9 | J6/10 | J6/11 | J6/12 |
|------------+-----------+-----------+-----------+-----------|
| 0 | Open | Open | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| 1 | Closed | Open | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| 2 | Open | Closed | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| 3 | Closed | Closed | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| 4 | Open | Open | Closed | Open |
|------------+-----------+-----------+-----------+-----------|
| 5 | Closed | Open | Closed | Open |
|------------+-----------+-----------+-----------+-----------|
| 6 | Open | Closed | Closed | Open |
|------------+-----------+-----------+-----------+-----------|
| 7 | Closed | Closed | Closed | Open |
|------------+-----------+-----------+-----------+-----------|
| 8 | Open | Open | Open | Closed |
|------------+-----------+-----------+-----------+-----------|
| 9 | Closed | Open | Open | Closed |
|------------+-----------+-----------+-----------+-----------|
| 10 | Open | Closed | Open | Closed |
|------------+-----------+-----------+-----------+-----------|
| 11 | Closed | Closed | Open | Closed |
|------------+-----------+-----------+-----------+-----------|
| 12 | Open | Open | Closed | Closed |
|------------+-----------+-----------+-----------+-----------|
| 13 | Closed | Open | Closed | Closed |
|------------+-----------+-----------+-----------+-----------|
| 14 | Open | Closed | Closed | Closed |
|------------+-----------+-----------+-----------+-----------|
| 15 | Closed | Closed | Closed | Closed |
+------------------------------------------------------------+
Card Type Distribution board
Hard Drives Up to 24 UltraSCSI Wide/Narrow devices
supported
Floppy drives None
supported
Data Bus Up to two Differential Wide Ultra-SCSI
channels
IMG IMG 5
Distribution Board DBX960S-6-UDR
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Location | Function | Location |
|-------------------+----------+------------------+----------|
| 68-pin SCSI drive | J1 | 68-pin SCSI host | J7 |
| channel 2 | | channel 0 | |
| connector - | | connector - | |
| internal | | internal | |
|-------------------+----------+------------------+----------|
| 68-pin SCSI drive | J2 | Power connector | J8 |
| channel 3 | | | |
| connector - | | | |
| internal | | | |
|-------------------+----------+------------------+----------|
| 68-pin SCSI drive | J3 | 10-pin serial | J9 |
| channel 0 | | port connector | |
| connector - | | | |
| internal | | | |
|-------------------+----------+------------------+----------|
| 68-pin SCSI drive | J4 | 80-pin connector | J10 |
| channel 1 | | - fault and | |
| connector - | | status port | |
| internal | | | |
|-------------------+----------+------------------+----------|
| 68-pin SCSI host | J5 | 10-pin connector | J11 |
| channel 1 | | - reserved for | |
| connector - | | testing | |
| internal | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-----------------------------------------+-------+----------|
| » | Factory configured - do not alter | J6/5 | N/A |
|---+-------------------------------------+-------+----------|
| » | Serial port protocol is SLP1 | J6/6 | Open |
|---+-------------------------------------+-------+----------|
| | Serial port protocol is VT100 | J6/6 | Closed |
|---+-------------------------------------+-------+----------|
| » | Factory configured - (serial port | J6/7 | Closed |
| | baud rate is 19.2) | | |
|---+-------------------------------------+-------+----------|
| » | Controller is only controller in | J6/8 | Closed |
| | system or | | |
| | | | |
| | Controller is primary in two | | |
| | controller system | | |
|---+-------------------------------------+-------+----------|
| | Controller is secondary in two | J6/8 | Open |
| | controller system | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| HOST CHANNEL 0 SCSI ID SELECTION |
|------------------------------------------------------------|
| SCSI ID | JP6/1 | JP6/2 | JP6/3 | JP6/4 |
|------------+-----------+-----------+-----------+-----------|
| 0 | Open | Open | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| 1 | Closed | Open | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| 2 | Open | Closed | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| 3 | Closed | Closed | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| 4 | Open | Open | Closed | Open |
|------------+-----------+-----------+-----------+-----------|
| 5 | Closed | Open | Closed | Open |
|------------+-----------+-----------+-----------+-----------|
| 6 | Open | Closed | Closed | Open |
|------------+-----------+-----------+-----------+-----------|
| 7 | Closed | Closed | Closed | Open |
|------------+-----------+-----------+-----------+-----------|
| 8 | Open | Open | Open | Closed |
|------------+-----------+-----------+-----------+-----------|
| 9 | Closed | Open | Open | Closed |
|------------+-----------+-----------+-----------+-----------|
| 10 | Open | Closed | Open | Closed |
|------------+-----------+-----------+-----------+-----------|
| 11 | Closed | Closed | Open | Closed |
|------------+-----------+-----------+-----------+-----------|
| 12 | Open | Open | Closed | Closed |
|------------+-----------+-----------+-----------+-----------|
| 13 | Closed | Open | Closed | Closed |
|------------+-----------+-----------+-----------+-----------|
| 14 | Open | Closed | Closed | Closed |
|------------+-----------+-----------+-----------+-----------|
| 15 | Closed | Closed | Closed | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| HOST CHANNEL 1 SCSI ID SELECTION |
|------------------------------------------------------------|
| SCSI ID | J6/9 | J6/10 | J6/11 | J6/12 |
|------------+-----------+-----------+-----------+-----------|
| 0 | Open | Open | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| 1 | Closed | Open | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| 2 | Open | Closed | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| 3 | Closed | Closed | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| 4 | Open | Open | Closed | Open |
|------------+-----------+-----------+-----------+-----------|
| 5 | Closed | Open | Closed | Open |
|------------+-----------+-----------+-----------+-----------|
| 6 | Open | Closed | Closed | Open |
|------------+-----------+-----------+-----------+-----------|
| 7 | Closed | Closed | Closed | Open |
|------------+-----------+-----------+-----------+-----------|
| 8 | Open | Open | Open | Closed |
|------------+-----------+-----------+-----------+-----------|
| 9 | Closed | Open | Open | Closed |
|------------+-----------+-----------+-----------+-----------|
| 10 | Open | Closed | Open | Closed |
|------------+-----------+-----------+-----------+-----------|
| 11 | Closed | Closed | Open | Closed |
|------------+-----------+-----------+-----------+-----------|
| 12 | Open | Open | Closed | Closed |
|------------+-----------+-----------+-----------+-----------|
| 13 | Closed | Open | Closed | Closed |
|------------+-----------+-----------+-----------+-----------|
| 14 | Open | Closed | Closed | Closed |
|------------+-----------+-----------+-----------+-----------|
| 15 | Closed | Closed | Closed | Closed |
+------------------------------------------------------------+
Card Type Daughterboard
Hard Drives Up to 18 UltraSCSI Wide/Narrow devices
supported
Floppy drives None
supported
Data Bus One Single-ended/Differential Wide Ultra-SCSI
channel
IMG IMG 6
DBI960SX Daughterboard
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Location | Function | Location |
|----------------+----------+---------------------+----------|
| Edge connector | CN1 | DAC960SX controller | J2 |
| (drive) | | connector | |
|----------------+----------+---------------------+----------|
| Edge connector | CN2 | DAC960SX controller | J3 |
| (drive) | | connector | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|----------------------------------------+--------+----------|
| » | Channel 2 termination enabled | JP1/1 | Closed |
|---+------------------------------------+--------+----------|
| | Channel 2 termination disabled | JP1/1 | Open |
|---+------------------------------------+--------+----------|
| » | Channel 3 termination enabled | JP1/2 | Closed |
|---+------------------------------------+--------+----------|
| | Channel 3 termination disabled | JP1/2 | Open |
|---+------------------------------------+--------+----------|
| » | Channel 4 termination enabled | JP1/3 | Closed |
|---+------------------------------------+--------+----------|
| | Channel 4 termination disabled | JP1/3 | Open |
|---+------------------------------------+--------+----------|
| » | Factory configured - do not alter | JP1/4 | Open |
|---+------------------------------------+--------+----------|
| » | Factory configured - do not alter | JP1/5 | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TERMINATION CONFIGURATION |
|------------------------------------------------------------|
| Notes: All termination jumpers (JP1/1-JP1/5) should |
| remain closed on the daughterboard unless operating |
| in dual host mode or using a differential SCSI |
| distribution board. |
| |
| When using differential SCSI, external termination |
| must be used and termination on the controller and |
| daughterboard must be disabled. All termination |
| jumpers (JP1/1-JP1/5 should be opened.) |
| |
| If dual host mode is not used, all JP1 termination |
| jumpers should be closed. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MISCELLANEOUS TECHNICAL NOTES |
|------------------------------------------------------------|
| The DBI960SX supports three SCSI channels. Two are drive |
| channels and the third can be configured as either a |
| second host channel or a third drive channel. |
+------------------------------------------------------------+
IMG IMG 7
Battery Backup Unit
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Location | Function | Location |
|-------------------+----------+------------------+----------|
| 3-pin connector - | J1 | 2-pin connector | J4 |
| external battery | | - VCC source for | |
| source | | external LED | |
|-------------------+----------+------------------+----------|
| 12-pin connector | J3 | | |
| to controller | | | |
| board | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-----------------------------------------+-------+----------|
| » | Backup power source is internal | J2 | INT |
| | (on-board batteries) | | |
|---+-------------------------------------+-------+----------|
| | Backup power source is external | J2 | EXT |
| | (off-board batteries) | | |
|------------------------------------------------------------|
| Note: J2 is located on the reverse side of the Battery |
| Backup card. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REFRESH TIMING SELECTION |
|------------------------------------------------------------|
| Timing | J5 | J6 |
|-----------------------+------------------+-----------------|
| Self-refresh | N/A | SELF |
|-----------------------+------------------+-----------------|
| Normal refresh | NORM | C/R |
|-----------------------+------------------+-----------------|
| Extended refresh | LPWR | C/R |
| | | |
| (for low power memory | | |
+------------------------------------------------------------+