A
"A" roller removal 7-96
abbreviations A-1AC power
malfunctions 3-118AC power supply
removal 7-29acronyms A-1add toner indicator
problems 3-51
B
"B" roller removal 7-97
back cover connectors 6-11removal 7-6
back cover interlock switch removal 7-81
basic troubleshooting 3-5belts
removing cleaner drive 7-54removing fuser drive 7-56removing paper feed drive 7-58
board tests EIGS/MIGS 5-20
brushes
removing lower static 7-71removing upper static 7-70
C
"C" roller removal 7-98
"C" roller solenoid removal 7-99
cassette mounts removing lower 7-45removing upper 7-41
cassettes problems 2-12
problems with lower 3-136
Index
problems with upper 3-135testing lower 5-5
testing upper 5-4circuit boards
IGS 1-3
IGS bit-map RAM malfunction 3-112IGS communication malfunctions 3-108IGS controller malfunctions 3-103
IGS to PCL interface malfunctions 3-110PCL 1-3
PCL interface problems 3-102removing duplex control #1 7-89removing duplex control #2 7-90removing IGS 7-21
removing jogging motor 7-39removing PCL 7-22removing power control 7-38removing signal interface 7-37settings 6-30
cleaner drive removal 7-55
cleaner drive belt removal 7-54
cleaning kit 9-4cleaning procedure 9-6communications
external problems 3-143problems 2-13, 3-146testing 5-21, 5-22
connector index 6-4connector locations 6-6connectors
back cover 6-11duplex cover 6-8front cover 6-6left cover 6-7right cover 6-9sheet stacker 8-12top cover 6-10
continuity checks 1-21cooling fan
