AT&T PC 6300 - Video Disable Option; P4 Display Controller Board

APPENDIX A: SWITCHES AND JUMPERS
Video Disable Option
Both the P4 and the P8 Display Controller Boards contain video
disable options. The procedure required for each board is explained
in the following information.
P4 Display Controller Board
To disable the P4 board, a plug must be substituted for the chip in
position 6H (74LS00). The plug with pin strap connections is shown
in Figure A-23. The chip position 6H is shown in Figure A-24.
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Figure A-23. P4 Board Video Disable Plug
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A-32
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