Cable And Card Locations - IBM System/32 Introduction And Maintenance Manual

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2.3.0
CABLE AND CARD LOCATIONS
Motor
Brake
Speed
Inaccessible pins on other cards
are connected to pins on
D-W1A4, to allow testing (see
logic page GV270).
*See 2.1.3, Grounding.
Card Side
A
B
D
+
+02
+
+03
+
+04
+
+05
+
+06
+
+07
+
+OB
+
+09
+
+10
+
+11
+
+12
+
+13
For example, ground
pin is D-W1A4DOB.
Read Preamp and Write Driver.
W1B3
CAUTION
-Write select
+Write gate 1
+Write current on
+6V
Card interlock line
-24V
W1A5
Read data automatic gain control
and data detector. Write data
trigger.
Do not use card extenders because they increase
noise pick-up and cause wave-form distortion on
the W1 cards.
2-26
To AC Terminal Board
To 01A A2-A3
Servo Head
To 01A A2-A2
To 01A A2-A4
Serial
__ Write Data
To 01A A2-A5

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