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# TECHNOLAND, INC.
PEAK 521
Processor Pentium
Processor Speed 75/90/100/120/133/150/166MHz
Chip Set SIS
Video Chip Set None
Maximum Onboard 128MB
Memory
Maximum Video None
Memory
Cache 256/512/1024KB
BIOS Award
Dimensions 338mm x 122mm
I/O Options Floppy drive interface, IDE interfaces (2),
parallel port, PS/2 mouse port, serial ports
(2), cache slot
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| Turbo LED | J1 | Parallel port | J10 |
|-------------------+----------+------------------+----------|
| Reset switch | J2 | Floppy drive | J11 |
| | | interface | |
|-------------------+----------+------------------+----------|
| IDE interface LED | J3 | Serial port | J13 |
|-------------------+----------+------------------+----------|
| Speaker | J4 | Auxiliary | J15 |
| | | keyboard | |
| | | connector | |
|-------------------+----------+------------------+----------|
| Power LED & | J5 | PS/2 mouse port | J17 |
| keylock | | | |
|-------------------+----------+------------------+----------|
| IDE interface 1 | J7 | Serial port | J18 |
|-------------------+----------+------------------+----------|
| IDE interface 2 | J8 | Cache slot | SL1 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------------+-------+--------------|
| » | Factory configured - do not | J14 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | IDE interface enabled | JP12 | Closed |
|---+---------------------------------+-------+--------------|
| | IDE interface disabled | JP12 | Open |
|---+---------------------------------+-------+--------------|
| » | Cache type select write back | JP13 | Pins 1 & 2 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| | Cache type select write through | JP13 | Pins 2 & 3 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| » | Watchdog timer port select Port | JP16 | Closed |
| | F2 | | |
|---+---------------------------------+-------+--------------|
| | Watchdog timer port select Port | JP16 | Open |
| | F6 | | |
|---+---------------------------------+-------+--------------|
| » | CMOS memory normal operation | JP17 | Open |
|---+---------------------------------+-------+--------------|
| | CMOS memory clear | JP17 | Closed |
|---+---------------------------------+-------+--------------|
| » | Monitor type select color | JP18 | Closed |
|---+---------------------------------+-------+--------------|
| | Monitor type select monochrome | JP18 | Open |
|---+---------------------------------+-------+--------------|
| » | On board I/O enabled | JP19 | Open |
|---+---------------------------------+-------+--------------|
| | On board I/O disabled | JP19 | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SIMM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|-------+-------------+------------+------------+------------|
| 4MB | (1) 1M x 32 | None | None | None |
|-------+-------------+------------+------------+------------|
| 8MB | None | None | None | (1) 2M x |
| | | | | 32 |
|-------+-------------+------------+------------+------------|
| 8MB | (1) 1M x 32 | (1) 1M x | None | None |
| | | 32 | | |
|-------+-------------+------------+------------+------------|
| 8MB | (1) 2M x 32 | None | None | None |
|-------+-------------+------------+------------+------------|
| 16MB | (1) 1M x 32 | (1) 1M x | (1) 1M x | (1) 1M x |
| | | 32 | 32 | 32 |
|-------+-------------+------------+------------+------------|
| 16MB | (1) 4M x 32 | None | None | None |
|-------+-------------+------------+------------+------------|
| 16MB | (1) 2M x 32 | (1) 2M x | None | None |
| | | 32 | | |
|-------+-------------+------------+------------+------------|
| 16MB | None | None | None | (1) 4M x |
| | | | | 32 |
|-------+-------------+------------+------------+------------|
| 24MB | (1) 1M x 32 | (1) 1M x | (1) 2M x | (1) 2M x |
| | | 32 | 32 | 32 |
|-------+-------------+------------+------------+------------|
| 32MB | (1) 8M x 32 | None | None | None |
|-------+-------------+------------+------------+------------|
| 32MB | (1) 2M x 32 | (1) 2M x | (1) 2M x | (1) 2M x |
| | | 32 | 32 | 32 |
|-------+-------------+------------+------------+------------|
| 32MB | (1) 4M x 32 | (1) 4M x | None | None |
| | | 32 | | |
|-------+-------------+------------+------------+------------|
| 32MB | None | None | None | (1) 8M x |
| | | | | 32 |
|-------+-------------+------------+------------+------------|
| 48MB | (1) 2M x 32 | (1) 2M x | (1) 4M x | (1) 4M x |
| | | 32 | 32 | 32 |
|-------+-------------+------------+------------+------------|
| 64MB | (1) 4M x 32 | (1) 4M x | (1) 4M x | (1) 4M x |
| | | 32 | 32 | 32 |
|-------+-------------+------------+------------+------------|
| 64MB | (1) 8M x 32 | (1) 8M x | None | None |
| | | 32 | | |
|-------+-------------+------------+------------+------------|
| 96MB | (1) 4M x 32 | (1) 4M x | (1) 8M x | (1) 8M x |
| | | 32 | 32 | 32 |
|-------+-------------+------------+------------+------------|
| 128MB | (1) 8M x 32 | (1) 8M x | (1) 8M x | (1) 8M x |
| | | 32 | 32 | 32 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | SL1 | TAG |
|-----------+-------------+-------------------+--------------|
| 256KB (A) | (8) 32K x 8 | Not installed | Unidentified |
|-----------+-------------+-------------------+--------------|
| 256KB (B) | None | 256KB module | Unidentified |
| | | installed | |
|-----------+-------------+-------------------+--------------|
| 512KB (A) | None | 512KB module | Unidentified |
| | | installed | |
|-----------+-------------+-------------------+--------------|
| 512KB (B) | (8) 64K x 8 | Not installed | Unidentified |
|-----------+-------------+-------------------+--------------|
| 1MB | (8) 128 x 8 | Not installed | Unidentified |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Setting | JP4 | JP5 |
|------------------+--------------------+--------------------|
| 256KB (A) | Pins 1 & 2 closed | Pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| 256KB (B) | Pins 1 & 2 closed | Pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| 512KB (A) | Pins 1 & 2 closed | Pins 2 & 3 closed |
|------------------+--------------------+--------------------|
| 512KB (B) | Pins 1 & 2 closed | Pins 2 & 3 closed |
|------------------+--------------------+--------------------|
| 1MB | Pins 2 & 3 closed | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE TYPE CONFIGURATION |
|------------------------------------------------------------|
| Type | JP6 |
|-----------------------------+------------------------------|
| » | Asynchronous | Pins 1 & 2 closed |
|---+-------------------------+------------------------------|
| | Burst | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION |
|------------------------------------------------------------|
| CPU | Clock |Multiplier| JP7 | JP8 | JP9 |JP11 | JP21 |
| speed | speed | | | | | | |
|-------+-------+----------+------+------+------+-----+------|
| 75MHz | 50MHz | 1.5x | Open |Closed| Open |1 & 2| Open |
|-------+-------+----------+------+------+------+-----+------|
| 90MHz | 60MHz | 1.5x | Open |Closed|Closed|1 & 2| Open |
|-------+-------+----------+------+------+------+-----+------|
|100MHz | 66MHz | 1.5x |Closed|Closed|Closed|1 & 2| Open |
|-------+-------+----------+------+------+------+-----+------|
|120MHz | 60MHz | 2x | Open |Closed|Closed|2 & 3| Open |
|-------+-------+----------+------+------+------+-----+------|
|133MHz | 66MHz | 2x |Closed|Closed|Closed|2 & 3| Open |
|-------+-------+----------+------+------+------+-----+------|
|150MHz | 60MHz | 2.5x | Open |Closed|Closed|2 & 3|Closed|
|-------+-------+----------+------+------+------+-----+------|
|166MHz | 66MHz | 2.5x |Closed|Closed|Closed|1 & 2|Closed|
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+