IBM 6400 series Maintenance Manual page 415

Adapters and Cords, 365
Adjustments, 157
coil temperature, 188
end of forms distance, 175
hammer phasing, 179
loading flash memory, 181
paper drive motor pulley alignment, 164
paper feed timing belt tension, 160
paper scale, 166
platen gap, 168
platen open belt, 162
platen open motor pulley alignment, 170
ribbon guide, 172
set shuttle speed, 189
software upgrades, 181
splined shaft skew adjustment, 174
Arrow keys
cabinet model, 20
pedestal model, 22
ASCII Character Set chart, 147
Attention condition, 57
B
Belt
paper feed timing, replacement, 195
paper feed timing, tension adjustment, 160
platen open, replacement, 197
platen open, tension adjustment, 162
Blank operator panel, 120
Block diagram, operator panel, 44
Boards: layouts, connections, and pin–outs,
293
BOOT DIAGNOSTICS, 105
C
Cabinet, doors, reversing, 211
Cable assembly
interconnections, 293
part numbers, 293
Index
shell and cable replacement, 198
Cable connectors and shells, replacement,
198
Cable routing, mechanism base, 306
Call, start of, 56
Cancel key
cabinet model, 20
pedestal model, 22
Card cage, fan assembly, replacement, 216
CE tests, 138
Character Set, U.S. ASCII, 147
Characters
misaligned horizontally, 118
misaligned vertically, 132
or dots missing or smeared, 114
print smeared or missing, 114
print too light or dark, 114
randomly compressed and/or enlarged,
132
Checks, service
customer's power source, 354
power on/off verification, 355
print interlock, 355
print mechanism, 351
printer power cable, 354
safety ground path, 352
top cover and doors, 351
Circuit board, replacement
controller, 200
power supply, 203
Circuit breaker, replacement, 204
Cleaning the printer, 29
CLEAR JAM
message instead of LOAD FORMS when
printer is out of paper, 115
message will not clear and paper does not
move, 116
message will not clear but paper moves,
116
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