Printronix L5535, Maintenance Manual

Page: 355 / 358

II–355
power paper, I–55, II–263
safety sensors, II–287
swinger position sensor, II–285
transfer unit paper sensor, II–280
Stacker Comm. Fail (Error 5D), I–157
Stacker Fail (Error 55), I–158
Stacker Fail (Error 59), I–160
Stacker Fail (Error 5A), I–161
Stacker Fail (Error 5C), I–162
Stacker Fail (Errors 50 through 53 and 5B), I–157
Stacker Full (Error 56), I–159
Stacker Interlock Fail (Error 54), I–158
Stacker Not Auto Mode (Error 58), I–159
Stacker Not Ready (Error 57), I–159
Stand cover, I–246
STANDBY..., I–122
Supply toner command, theory, II–169
Support roller, drum, I–265
Surface Potential, engine checker, II–338
Surface Voltage Too High (Error 19), I–147
Surface Voltage Too Low (Error 1A), I–149
Surface Volts, I–106
Switches and display messages, I–20
Symptoms table, I–171
Symptoms, troubleshooting, I–171
System block diagram, I–102
T
Tech Service option, service levels, I–68
Temperature fuse, fuser unit, I–269
Tension arm, I–303
Terminating resistors, controller board, controller
module, I–354
Test, equipment, tools, and supplies, I–29
TESTING HARDWARE / PLEASE WAIT, I–122
Theory of operation, II–111
Toner
cartridge installation, I–52
empty detection circuit, II–183
level monitoring, theory, II–154
supply clutch, MC board, I–212
waste bottle installation, I–52
Toner density
control circuit, II–183
control, theory, II–152
engine checker, II–339
sensor, MC board, I–208
Toner Density Too High (Error 2B), I–155
Toner Density Too Low (Error 2C), I–155
Toner Empty (Error 2D), I–154
Toner Low (Error 2A), I–154
Tools, test equipment, and supplies, I–29
Top cover, I–243
Top of form (TOF) sensor
See Paper back-feed sensor (PBFS), I–346
Top of form, adjustment procedure, I–219
Tractor
adjustment procedure, I–215
drive, theory, II–137
motor
adjustment, I–207, I–219
control circuit, II–187
engine checker, II–339
MC board, I–207
motor/drive belts, I–292
paper jams near, I–107
Tractor Detent Fail (Error 1B), I–150
Tractor Speed Too High (Error 14), I–142
Tractor Speed Too Low (Error 15), I–142
Transfer assembly, I–271
paper exit sensor 3 (EPS3), I–276
paper exit sensor 4 (EPS4), I–276
vacuum fan (VAF), I–276
Transfer Charger High Voltage Error
(Error 79), I–168
Transfer elevator motor, I–296
control circuit, II–191
Transfer Platform Fail-lower (Error 0D), I–138
Transfer Platform Fail-upper (Error 0C), I–138
Transfer unit drive, theory, II–137
Transfer/separation section, theory, II–120
Transfer/separator charger, I–260
Transfer/transport unit
connector block of transfer/separator charger,
I–278
transport belt, I–272
varistor, I–279
Transport input section, paper jams in, I–112
Transport Motor Fail-complete stop
(Error 09), I–135
Transport output section, paper jams in, I–114
TRAY MISMATCH, I–117
Troubleshooting, I–101
symptoms, I–171