4.2 DIAGNOSTICS ......................................................................................... 4-2
4.3 PRINT QUALITY....................................................................................... 4-3
4.5.2 NO IMAGE ....................................................................................... 4-6
4.5.3 LIGHT IMAGE.................................................................................. 4-8
4.5.4 ALL BLACK...................................................................................... 4-9
4.5.6 DARK IMAGE ................................................................................ 4-11
4.5.8 GHOST .......................................................................................... 4-13
4.5.9 BLACK SPOT ................................................................................ 4-14
4.5.15 WHITE SPOT............................................................................... 4-18
4.5.22 LSU ERROR ................................................................................ 4-24
5. SERVICE MODE ......................................................................... 5-1
5.1 TECH MODE ............................................................................................ 5-1
To Access TECH Mode........................................................................ 5-1
MODEM SPEED .................................................................................. 5-3
DIALING MODE ................................................................................... 5-3
SEND FAX LEVEL ............................................................................... 5-3
PAUSE TIME ....................................................................................... 5-3
REDIAL INTERVAL.............................................................................. 5-3
REDIAL COUNT .................................................................................. 5-4
DP MAKE/BREAK................................................................................ 5-4
SILENCE TIME .................................................................................... 5-4
ERROR RATE...................................................................................... 5-4
IGNORE TONER EMPTY .................................................................... 5-4
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