Configuration Switch Bank Sw2; Configuration Switch Bank Sw3 - Compaq PORTABLE 386 Maintenance And Service Manual
Personal computer with plasma display
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Also See for PORTABLE 386:
- Network manual (9 pages) ,
- Service & reference manual (77 pages) ,
- Maintenance and service manual (276 pages)
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COMPAQ Dual Mode
Monitor
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COMPAQ Dual Mode
Monitor
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Configuration Switch Bank SW2
The monitor type used with the COMPAQ Enhanced Color Graphics Board determines
the settings for configuration switch bank SW2.
Configuration switch bank SW2 is located at the top of the board, near the
board slot bracket, as shown in Figure 9-2 or 9-3.
correct settings for configuration switch bank SW2.
Table 9-12.
Configuration Switch Bank SW2 Settings
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Monitor Type
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COMPAQ Color Monitor or
Compatible Enhanced Color Monitor
RGB Color Monitor
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Configuration Switch Bank SW3
Configuration Switch Bank SW3 is found on the COMPAQ Enhanced Color Graphics
Board (Assy No. 000410 only).
OFF.
Jumper P1
The type of external monitor used with the COMPAQ Enhanced Color Graphics
Board determines the setting for Jumper P1.
shown in both Figures 9-2 and 9-3.
Jumper P1 is preconfigured for the COMPAQ Color Monitor or a compatible
enhanced color monitor.
If you need to reset the jumper, remove it from its current position and press
it into place on the correct pins.
80 x 25
(720 x 350
resolution)
80 x 25
(720 x 350
resolution
SW2 Switches
1
OFF
ON
If it is installed, all switch settings are
Table 9-13 shows the correct settings for Jumper P1.
OFF
ON
OFF
ON
ON
ON
OFF
ON
Table 9-12 shows the
2
3
4
OFF
ON
ON
OFF
ON
ON
The location of Jumper P1 is
COMPAQ
Video
Display
Controller
or Color
Graphics
Adapter
80 x 25
COMPAQ
Video
Display
Controller
or Color
Graphics
Adapter
40 x 25
5
6
OFF
ON
OFF
ON
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