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# ULTRASTOR
ULTRAARRAY-144EZ
+------------------------------------------------------------+
|------------------------------------------------------------|
| Data bus: | N/A |
|--------------------------+---------------------------------|
| Size: | 5.25" FF, HH |
|--------------------------+---------------------------------|
| Hard drive supported: | 5 SCSI channels |
|--------------------------+---------------------------------|
| Floppy drives supported: | None |
|--------------------------+---------------------------------|
| | |
+------------------------------------------------------------+
IMG IMG 1
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Status | Function |
|-----+--------+---------------------------------------------|
| 1 | on | a command is being processed by the |
| | | controller |
|-----+--------+---------------------------------------------|
| 1 | off | no command is being processed by the |
| | | controller |
|-----+--------+---------------------------------------------|
| 2 | on | indicates a drive failure |
|-----+--------+---------------------------------------------|
| 2 | off | drive is good |
|-----+--------+---------------------------------------------|
| 3 | on | maintenance process is active |
|-----+--------+---------------------------------------------|
| 3 | off | maintenance process is not active |
|-----+--------+---------------------------------------------|
| 4 | on | status update |
|-----+--------+---------------------------------------------|
| 4 | off | no status update |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Location | Setting |
|----------------------------------+---------------+---------|
| Active termination for drive | JP1/pins 1 & | closed |
| channel 0 enabled | 2 | |
|----------------------------------+---------------+---------|
| Active termination for drive | JP1/pins 3 & | closed |
| channel 1 enabled | 4 | |
|----------------------------------+---------------+---------|
| Active termination for drive | JP1/pins 5 & | closed |
| channel 2 enabled | 6 | |
|----------------------------------+---------------+---------|
| Active termination for drive | JP1/pins 7 & | closed |
| channel 3 enabled | 8 | |
|----------------------------------+---------------+---------|
| Active termination for drive | JP1/pins 9 & | closed |
| channel 4 enabled | 10 | |
|----------------------------------+---------------+---------|
| Active termination for drive | JP1/pins 11 & | closed |
| channel 0 enabled | 12 | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TERMINATION POWER - JP7 |
|------------------------------------------------------------|
| Setting | JP7/pins 1 | JP7/pins 3 |
| | & 2 | & 4 |
|----------------------------------+------------+------------|
| ยป | TERMPWR supplied by | closed | open |
| | UltraArray-144EZ to itself | | |
|---+------------------------------+------------+------------|
| | TERMPWR supplied by | closed | closed |
| | UltraArray-144EZ to TRMPWR | | |
| | pin | | |
|---+------------------------------+------------+------------|
| | TERMPWR supplied by TRMPWR | open | closed |
| | pin | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MISCELLANEOUS TECHNICAL NOTES |
|------------------------------------------------------------|
| JP1 & JP7 are located on the PCB at the bottom of the |
| drive. Diagram is not available. |
+------------------------------------------------------------+