Compaq 386 manual Configuration Switch Bank SW1

8-24 Chapter 8, Jumper Settings and Switch Settings

Configuration Switch Bank SW1

The setting for configuration switch bank SW1 is determined by whether the COMPAQ Enhanced Color Graphics Board is to be used as:

□The only video display controller board or the primary video display controller board (the controller board that is active at power- on or reboot). Refer to Table 8-14.

□The secondary video display controller board in the computer. Refer to Table 8-15.

To change settings, use the end of a pen to toggle the switch to the correct position.

Table 8-14. SW1 Settings for the COMPAQ Enhanced Color Graphics Board as the Only or Primary Video Display Controller Board

		Switches
Monitor Type	Power-On Mode	1	2	3	4
COMPAQ Color, compatible	80 × 25 (640 × 350)	OFF	ON	ON	OFF
Enhanced Color, or COMPAQ
Dual-Mode Monitor
COMPAQ Color, compatible	80 × 25 (640 × 200)	ON	ON	ON	OFF
Enhanced Color, or COMPAQ
Dual-Mode Monitor
RGBI Color or COMPAQ	80 × 25 (640 × 200)	OFF	OFF	OFF	ON
Dual-Mode Monitor
RGBI Color or COMPAQ	40 × 25 (320 × 200)	ON	OFF	OFF	ON
Dual-Mode Monitor
COMPAQ Dual Mode	80 × 25 (720 × 350)	OFF	OFF	ON	OFF
Monitor