C–4
Mnemonics
NFDWR
Hammer Fire Data Write
. . . . . . . . . . .
NFIRE
Summation of Hammer Fire
. . . . . . . . . . . .
NFLT
Fault
. . . . . . . . . . . . .
NFONT0
Font 0 Device Select
. . . . . . . . . .
NFONT1
Font 1 Device Select
. . . . . . . . . .
NHCK
Hammer Clock
. . . . . . . . . . . .
NHMC
Hammer Master Clear
. . . . . . . . . . . .
NHMCNF1N
Hammer Load Configuration 1 Write
. . . . . . .
NHMCNF3W
Hammer Load Configuration 3 Write
. . . . . .
NHMRBLK
Hammer Data Blank
. . . . . . . .
NHSCB
Hammer Shift Clock Optically Isolated/Buffered
. . . . . . . . . . .
NINT
CTC Interrupt to CPU
. . . . . . . . . . . . .
NIO0–2,5
I/O Addresses 0–2 and 5 Select
. . . . . . . . . .
NIRQ
Interrupt Request (Parallel)
. . . . . . . . . . . . .
NLOAD
Load Hammers
. . . . . . . . . . .
NMC
Not Master Clear (Buffered Reset)
. . . . . . . . . . . . .
NMCSEL
MCU Selected
. . . . . . . . . .
NMCUFLT
MCU Fault
. . . . . . . . .
NMFPE
Multi Function Peripheral (68901) Device Enable
. . . . . . . . . . .
NOHSTWR
No Host Writes Allowed
. . . . . . . .
NPAPO
Paper Out Switch
. . . . . . . . . . . .
NPAPOSW
Paper Out Switch
. . . . . . . . .
NPCLOCK
Serial Shift Clock for Front Panel
. . . . . . . . .
NPLAO
Platen Open Switch
. . . . . . . . . . .
NPLOAD
Load Switch Data into Shift Register
. . . . . . . . . .
NPLAOSW
Platen Open Switch
. . . . . . . .
NPULEN
Paper Puller Enable
. . . . . . . . . .
NRAM
RAM Bank Device Select
. . . . . . . . . . . .
NRESET
Reset
. . . . . . . . . .
NRIBEN
Ribbon Tense
. . . . . . . . . .
NRIBFLT
Ribbon Fault
. . . . . . . . . .
NRIBM
Ribbon Move
. . . . . . . . . . .
NRIBMOV
Ribbon Move
. . . . . . . .
NRST
Reset
. . . . . . . . . . . . .
NRUN1,2
Enable Paper Feed 1, 2
. . . . . . . . . .
NSTAT
Releases NUD, HRS, DCMOD from Reset State
. . . . . . . . . . . .
NSWITCH
Switch Depressed
. . . . . . . . .
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...