HP LaserJet Quick Reference Service Manual Page 92

Volume i.
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User manual - 449 pages
Manual - 432 pages
Software manual - 418 pages

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LaserJet IIIP, IIP+, IIP
Figure 3-6
DC Power Supply Checks (IIIP, IIP+, IIP)
1 DC power supply
2 J1 on formatter PCA
PIN
1
SIGNAL
+5
COLOR
Brown
3 J212 on DC Controller
Pin Number
1
2
3
4
5
6
7
8
9
*Requires that the paper path door is closed or the power supply interlock disabled.
90 – Power supply
n/c
n/c
Color
BLUE
BLUE
RED
RED
BLUE
ORANGE
BLUE
BROWN
YELLOW
2
3
+5
Ground
Brown
Blue
Supply
GROUND
GROUND
+24V *
+24V *
GROUND
+12V
GROUND
+5V
/FSRDRV
4
Ground
Blue
EN

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