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IBM 6400 Series Maintenance Manual

IBM 6400 Series
428 pages
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360
Abbreviations and Signal Mnemonics
IC Integrated Circuit.
. . . . . . . . . . . . . . . . . .
ID Identification
. . . . . . . . . . . . . . . . . . .
IGP Intelligent Graphics Processor.
. . . . . . . . . . . . . . . .
IML Initial Microcode Load.
. . . . . . . . . . . . . . . .
INST Instruction
. . . . . . . . . . . . . . . .
INT Interrupt
. . . . . . . . . . . . . . . . .
I/O Input/Output
. . . . . . . . . . . . . . . . . .
IRQ Interrupt Request.
. . . . . . . . . . . . . . . .
(J) Jack connector.
. . . . . . . . . . . . . . . . .
L Left
. . . . . . . . . . . . . . . . . . .
LCD Liquid Crystal Display.
. . . . . . . . . . . . . . . .
LED Light Emitting Diode.
. . . . . . . . . . . . . . . .
LF Line Feed.
. . . . . . . . . . . . . . . . .
LO Low
. . . . . . . . . . . . . . . . . .
LPI Lines Per Inch.
. . . . . . . . . . . . . . . . .
LPM Lines Per Minute.
. . . . . . . . . . . . . . .
LRIB Left Ribbon.
. . . . . . . . . . . . . . .
LRP Left Ribbon Guide.
. . . . . . . . . . . . . . . .
M1 Rear Paddle Motor, Power Stacker.
. . . . . . . . . . . . . . . . .
M2 Front Paddle Motor, Power Stacker.
. . . . . . . . . . . . . . . . .
M Motor
. . . . . . . . . . . . . . . . . . .
MAIN Maintenance Jack, RS–232 (Optional).
. . . . . . . . . . . . . . .
MECA Mechanism Engine Control ASIC.
. . . . . . . . . . . . . .
MECH Mechanism
. . . . . . . . . . . . . . .
MF microfarad (10
–6
farad).
. . . . . . . . . . . . . . . . .
MH Mounting Hole.
. . . . . . . . . . . . . . . .
MOSFET Metal Oxide Semiconductor Field Effect Transistor.
. . . . . . . . . . .
MOT Motor
. . . . . . . . . . . . . . . .
MPU Magnetic Pickup (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.
. . . . . . . . . . . . . . .

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IBM 6400 Series Specifications

General IconGeneral
BrandIBM
Model6400 Series
CategoryPrinter
LanguageEnglish

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