IBM 704 manual J6A2 46E8 3C3 Video Sleep

Setting System-Board Configuration Jumpers

To change the location of the Video Sleep Register, do the following steps:

1. Identify the Video-Sleep-Register jumper, J6A2.

J6A2

46E8 3C3

1 Video Sleep

1 2 3

2.If the processor board blocks access to the jumper, remove it (see steps 2 through 5 on page 106).

3.Set the address of the Video-Sleep Register:

a.To set the address to 03C3H (factory default), move the jumper to pins 1 and 2.

b.To set the address to 46E8H, move the jumper to pins 2 and 3.

4.If you removed the processor board, install it (see steps 12 on page 108 through 12e on page 110).

5.Complete the installation (see “Completing the Installation” on page 201).

Appendix A. Server Records 297