Ricoh U-C1 B051 User Manual

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ARDF Side-to-Side and Leading Edge Registration........................... 3-57
ARDF Skew Adjustment..................................................................... 3-58
3.13 COLOR ADJUSTMENT........................................................................ 3-59
3.13.1 AUTO COLOR CALIBRATION (ACC) ......................................... 3-59
3.13.2 PRINTER GAMMA CORRECTION.............................................. 3-60
Copy Mode......................................................................................... 3-60
Printer Mode....................................................................................... 3-64
3.14 SCANNER WHITE LEVEL ADJUSTMENT........................................... 3-66
White Level Check ............................................................................. 3-66
White Level Adjustment ..................................................................... 3-66
3.15 TOUCH SCREEN CALIBRATION ........................................................ 3-69
4. TROUBLESHOOTING.................................................................4-1
4.1 SERVICE CALL........................................................................................ 4-1
4.1.1 SERVICE CALL CONDITIONS........................................................ 4-1
4.1.2 SC TABLE........................................................................................ 4-2
4.2 SELF-DIAGNOSTIC MODE.................................................................... 4-18
4.2.1 OVERVIEW.................................................................................... 4-18
4.2.2 DETAILED SELF-DIAGNOSTICS.................................................. 4-19
4.3 IMAGE TEST MODE .............................................................................. 4-20
4.3.1 OVERVIEW.................................................................................... 4-20
4.3.2 VPU TEST ..................................................................................... 4-20
SP4-907-1: VPU Test Pattern: R........................................................ 4-20
SP4-907-2: VPU Test Pattern: G ....................................................... 4-20
SP4-907-3: VPU Test Pattern: B........................................................ 4-20
4.3.3 IPU TEST....................................................................................... 4-20
SP4-904-1 Register Write/Read Check Result................................... 4-20
SP4-904-2 Image Path Check Result ................................................ 4-20
4.3.4 GAVD TEST................................................................................... 4-20
4.4 ELECTRICAL COMPONENT DEFECTS................................................ 4-21
4.4.1 SENSORS ..................................................................................... 4-21
4.4.2 SWITCHES.................................................................................... 4-23
4.4.3 BLOWN FUSE CONDITIONS........................................................ 4-23
4.5 CHECK POINTS FOR IMAGE PROBLEMS AT REGULAR
INTERVALS............................................................................................ 4-24
5. SERVICE TABLES...................................................................... 5-1
5.1 SERVICE PROGRAM MODE................................................................... 5-1
5.1.1 SERVICE PROGRAM MODE OPERATION.................................... 5-1
Starting the SP mode........................................................................... 5-1
Quitting the SP mode........................................................................... 5-1
SP Mode Touch Screen....................................................................... 5-2
Copy Window for Test Printing............................................................. 5-3
Working on SP Mode Menus................................................................ 5-3
5.1.2 SP MODE TABLE............................................................................ 5-4
SP1-XXX: (Feed) ................................................................................. 5-4
SP2-XXX: (Drum)................................................................................. 5-8
SP3-XXX: (Process)........................................................................... 5-21
SP4-XXX: (Scanner) .......................................................................... 5-25

Ricoh U-C1 B051 Specifications

General

Brand	Ricoh
Model	U-C1 B051
Category	All in One Printer
Language	English