Instruction manual

E–4
Abbreviations and Signal Mnemonics
LPM Lines Per Minute. . . . . . . . . . . . . .
LRIB Left Ribbon. . . . . . . . . . . . .
LRP Left Ribbon Guide. . . . . . . . . . . . . .
M Motor. . . . . . . . . . . . . . . .
MAIN Maintenance Jack, RS–232. . . . . . . . . . . . .
MECA Mechanism Engine Control ASIC. . . . . . . . . . . .
MECH Mechanism. . . . . . . . . . . .
MF microfarad (10
–6
farad). . . . . . . . . . . . . . .
MH Mounting Hole, Main Harness. . . . . . . . . . . . . . .
MOSFET Metal Oxide Semiconductor Field Effect Transistor. . . . . . . . . .
MOT Motor. . . . . . . . . . . . .
MPU Magnetic Pick–Up (Unit). . . . . . . . . . . . . .
ms millisecond (10
–3
second). . . . . . . . . . . . . . . .
MSL Motor and Sensors, Left. . . . . . . . . . . . . .
MSR Motor and Sensors, Right. . . . . . . . . . . . . .
N Negative True. . . . . . . . . . . . . . . .
N/C Not Connected. . . . . . . . . . . . . . .
NC Not Connected. . . . . . . . . . . . . . .
NLQ Near Letter Quality. . . . . . . . . . . . . .
No. Number. . . . . . . . . . . . . . .
NOVRAM Nonvolatile Random–Access Memory. . . . . . . . .
ns nanosecond (10
–9
second). . . . . . . . . . . . . . . .
NVRAM Nonvolatile Random–Access Memory. . . . . . . . . .
P5 + 5 V dc. . . . . . . . . . . . . . . .
(P) Pin connector. . . . . . . . . . . . . . .
P(1), P(2), etc. Parallel data 1, data 2, etc.. . . . . .
PAL Programmable Array Logic. . . . . . . . . . . . . .
PAP Paper. . . . . . . . . . . . . .
PAPR Paper. . . . . . . . . . . . .
PCBA Printed Circuit Board Assembly. . . . . . . . . . . . .
PCB Printed Circuit Board. . . . . . . . . . . . . .
PE Printer Error, Paper Empty. . . . . . . . . . . . . . . .
PER Peripheral Device. . . . . . . . . . . . . .
PF Paper Feed, picofarad (10
–12
farad). . . . . . . . . . . . . . . .