IBM PS/1 Hardware Maintenance Service page 232

14 25
11 15
6 10
13
1
J5
1 5
J6
J14
J22 J21 J20
J19
9 6 9 6 3 1 2 4 3 1 2
1 5 1 5 6 5
5
J4 J1
J3 J2
J11
J17 J16
4 3 2 1 1 2 3 4
J27 J26
4
6
BH1
SP103
J8
J9 J7
3 3
1 1
J25 J24 J23