Power Sequence Card Pins And Test Points - IBM System/32 Introduction And Maintenance Manual

8.2.10 Power Sequence Card Pins and Test
Points
Test Points
(SC-TPs)
YA200
DB
IOC:H--;--
2
llF-r-2
Missing
Pin
0iII'~-13
/
/
/
/
/
/
L
/
I'B 0
'~
l2...2
G J
~
~
M P
~
~
~
0",
~
,-
1/
,
,
/
V
~
~
~
V
V
~
~
02
13
02
13
02
13
02
13
Flat cable going to 01 A-A 1 A2 for CE panel
display lights, operator panel switches, and
use meter.
SQ100-195
Jumper card for testing. Ties all the singleshot
outputs back to the sequence card.
Flat cable to ac board. Contains control
voltages, K 1 and K2 drivers, thermal sense,
channel data protect.
Y AOO 1, Y A002, Y A070
Discrete wire cable from multilevel and dual
level filter assemblies. Controls the start and
stop of the multilevel and dual level filter
assemblies,+24V to disk, and sense voltages
for overvoltage, undervoltage, and overcurrent.
YA014
Power Supplies 8-21