2–27
Principles of Operation
HAMMER
+5V
DRIVER (H/D)
REGULATOR
HAMMER
DISABLE
OUTPUT
CIRCUITS
DARLINGTON DRIVERS
(33)
DATA LATCHES
(33)
SHIFT REGISTER
(33)
CK
–12V
t
t
t t
Q
Q
ISOLATORS
OPTO–
+12V RTN
+36V
HMC
NHCK
HRS
COM IN
NHSC
HRS
COM IN
NHSC
OE
HCK
5HL
SD
–12V
NUD
t
t
+36V
OD
D
Q
CK
ISOLATOR
OPTO–
COM OUT
+5V
FAULT
MONITOR #1
TEST TIMING
FAULT
MONITOR #2
OD
Figure 2–19. Hammer Driver Block Diagram
Содержание P9012
Страница 1: ...P N 132305 001 Rev E P9012 Multifunction Line Printer...
Страница 49: ...2 31 Principles of Operation Power Supply PCBAs 1 3 SHORT OPEN Figure 2 21 Power Supply PCBA...
Страница 53: ...2 35 Principles of Operation PAPER FEED MOTOR TRACTORS PAPER TRANSPORT Figure 2 26 Paper Feed Components...
Страница 58: ...2 40 Principles of Operation...
Страница 84: ...4 18 Troubleshooting...
Страница 107: ...5 23 Alignments and Adjustments 1 Screw 2 MPU Arm 1 2 Figure 5 9 Magnetic Pickup Phasing Adjustment...
Страница 118: ...5 34 Alignments and Adjustments...
Страница 203: ...6 85 Replacement Procedures This page intentionally left blank...
Страница 214: ...6 96 Replacement Procedures...
Страница 217: ...A 3 Power Paper Stacker Maintenance Printer Rear Power Paper Stacker Figure A 1 Power Paper Stacker...
Страница 236: ...A 22 Power Paper Stacker Maintenance...
Страница 246: ...D 2 Torque Table...
Страница 254: ...Index 6...
Страница 255: ......
Страница 256: ...132305 001 Rev E...