HP 5890 SERIES II Service Manual page 198

a. Slide the sleeve portion of the tool straight
into the pin to be removed from the con-
nector until it is fully bottomed.
b. At the same time, allow the plunger to be
pushed back by the pin.
c. Rotate the body of the tool to ensure it is
fully bottomed, and to ensure the pin lock-
ing lance is released.
d. Holding the body of the tool firmly in place
(fully inserted into the plug), depress the
plunger to eject the pin from the connector.
e. Remove the tool from the plug.
16. Insert pins from the new heater cartridge into
their appropriate locations in the plug, making
sure the locking lance on each pin seats into
the plug.
17. Gently pull on the wire to ensure it is locked in the plug.
18. Insert the plug into the J9 receptacle.
19. Replace the high voltage cover on the right side of the main PCB.
20. Insert connector P10 into its receptacle on the main PCB.
When disconnecting a plug, pull on the plug not on its wires. Pulling on the wires may
cause breakage.
21. Disconnect connector P7 from its receptacle by pulling it straight off. (Heated zones corre-
sponding to sensor lead locations are labeled to the right of the P7 connector receptacle on the
main PCB.)
1
3
5
7
9
11
13
P 7
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2 OVEN
4 DETA
6 DETB
8 INJA
C9
10 INJB
12 AUX
14 FAN+-
Q6
SVC 6- 7
PIN CONTACT
(REF)
SLEEVE
SLEEVE
BOTTOMED
IN CAVITY ROTATE
HANDLE
DEPRESS
PUSH ROD
BUTTON
P7
C10
Q3