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# NEC TECHONLOGIES, INC.
GB-1 COLOR GRAPHICS BOARD
Card Type Video card
Video Chip Set Unidentified
Highest Resolution Supported 720 x 348
Maximum Video Memory None
Data Bus 8-bit ISA
Video Types Supported CGA
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|---------------------------+-------+----------------+-------|
| CMII daughterboard | CN1 | Light pen | P2 |
| connector | | connector | |
|---------------------------+-------+----------------+-------|
| 9-pin video port | J1 | Parallel Port | P3 |
|---------------------------+-------+----------------+-------|
| Feature connector | J5 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------------+-------+--------------|
| » | Factory Configured - do not | J3 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory Configured - do not | J4 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| | NEC MultiSync or IBM Color | P1 | Pins 1 & 2 |
| | Display | | closed |
|---+---------------------------------+-------+--------------|
| | IBM Color Display, IBM | P1 | Pins 2 & 3 |
| | Monochrome Display, NEC | | closed |
| | Monochrome Display | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | P4 | Pins 1 & 2 |
| | alter | | closed |
|---+---------------------------------+-------+--------------|
| | IBM Enhanced Color Display (IBM | P7 | Pins 1 & 2 |
| | 5154) | | closed |
|---+---------------------------------+-------+--------------|
| | NEC MultiSync (NEC JC-1401P3A) | P7 | Pins 2 & 3 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| » | Factory Configured - do not | SW1/5 | On |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory Configured - do not | SW1/6 | On |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory Configured - do not | SW1/7 | On |
| | alter | | |
|---+---------------------------------+-------+--------------|
| | Parallel Port enabled | SW1/8 | On |
|---+---------------------------------+-------+--------------|
| | Parallel Part disabled | SW1/8 | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISPLAY CONFIGURATION (IF GB-1 IS THE ONLY DISPLAY ADAPTER |
| INSTALLED) |
|------------------------------------------------------------|
| Primary Display | SW1/1 | SW1/2 | SW1/3 | SW1/4 |
|-----------------------+---------+---------+--------+-------|
| Monochrome | Off | Off | On | Off |
|-----------------------+---------+---------+--------+-------|
| Color 40 x 25 | On | Off | Off | On |
|-----------------------+---------+---------+--------+-------|
| Color 80 x 25 | Off | Off | Off | On |
|-----------------------+---------+---------+--------+-------|
| EGA (normal mode) | On | On | On | Off |
|-----------------------+---------+---------+--------+-------|
| EGA (enhanced mode) | Off | On | On | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISPLAY CONFIGURATION (GB-1 IS PRIMARY) |
|------------------------------------------------------------|
| Primary | Secondary | SW1/1 | SW1/2 | SW1/3 | SW1/4 |
| Display | Display | | | | |
|--------------+-------------+-------+-------+-------+-------|
| Color 40 x | Monochrome | On | Off | Off | On |
| 25 | | | | | |
|--------------+-------------+-------+-------+-------+-------|
| Color 80 x | Monochrome | Off | Off | Off | On |
| 25 | | | | | |
|--------------+-------------+-------+-------+-------+-------|
| EGA (normal | Monochrome | On | On | On | Off |
| mode) | | | | | |
|--------------+-------------+-------+-------+-------+-------|
| EGA | Monochrome | Off | On | On | Off |
| (enhanced | | | | | |
| mode) | | | | | |
|--------------+-------------+-------+-------+-------+-------|
| Monochrome | Color 40 x | On | Off | On | Off |
| | 25 | | | | |
|--------------+-------------+-------+-------+-------+-------|
| Monochrome | Color 80 x | Off | Off | On | Off |
| | 25 | | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISPLAY CONFIGURATION (GB-1 IS SECONDARY) |
|------------------------------------------------------------|
| Primary | Secondary | SW1/1 | SW1/2 | SW1/3 | SW1/4 |
| Display | Display | | | | |
|-------------+--------------+-------+-------+-------+-------|
| Monochrome | Color 40 x | On | On | On | On |
| | 25 | | | | |
|-------------+--------------+-------+-------+-------+-------|
| Monochrome | Color 80 x | Off | On | On | On |
| | 25 | | | | |
|-------------+--------------+-------+-------+-------+-------|
| Monochrome | EGA (normal | On | Off | On | On |
| | mode) | | | | |
|-------------+--------------+-------+-------+-------+-------|
| Monochrome | EGA | Off | Off | On | On |
| | (enhanced | | | | |
| | mode) | | | | |
|-------------+--------------+-------+-------+-------+-------|
| Color 40 x | Monochrome | On | On | Off | On |
| 25 | | | | | |
|-------------+--------------+-------+-------+-------+-------|
| Color 80 x | Monochrome | Off | On | Off | On |
| 25 | | | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISPLAY CONFIGURATION (WHEN CMII BOARD IS ADDED) |
|------------------------------------------------------------|
| Primary | Secondary | SW1/1 | SW1/2 | SW1/3 | SW1/4 |
| Display | Display | | | | |
|--------------+-------------+-------+-------+-------+-------|
| Color 80 x | Monochrome | On | Off | Off | Off |
| 25 (IBM | | | | | |
| 5153) | | | | | |
|--------------+-------------+-------+-------+-------+-------|
| Color 80 x | Monochrome | Off | Off | Off | Off |
| 25 (IBM | | | | | |
| 5154) | | | | | |
|--------------+-------------+-------+-------+-------+-------|
| Monochrome | Color 80 x | On | On | Off | Off |
| | 25 (IBM | | | | |
| | 5153) | | | | |
|--------------+-------------+-------+-------+-------+-------|
| Monochrome | Color 80 x | Off | On | Off | Off |
| | 25 | | | | |
+------------------------------------------------------------+