Ricoh TH-C1b Service Manual page 7

4.4.2 SWITCHES.....................................................................................4-27
4.4.3 BLOWN FUSE CONDITIONS ........................................................4-27
4.5 CHECK POINTS FOR IMAGE PROBLEMS AT REGULAR INTERVALS ..4-28
4.6 SKEWED IMAGES ..................................................................................4-29
4.7 TRAPEZOID IMAGES .............................................................................4-29
4.8 PARALLELOGRAM IMAGES ..................................................................4-30
4.9 CHECKING THE IMAGE WITH THE TRIMMING PATTERN..................4-31
4.10 CORRECTING THE IMAGES ...............................................................4-32
4.10.1 FLOWCHART ...............................................................................4-32
4.10.2 ACTION ........................................................................................4-33
Adjusting for Image Skew ...................................................................4-36
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
Service Mode Lock/Unlock ...................................................................5-4
5.1.2 SP MODE TABLE.............................................................................5-5
SP1-XXX: (Feed) ..................................................................................5-5
SP2-XXX: (Drum)..................................................................................5-9
SP3-XXX: (Process) ...........................................................................5-18
SP4-XXX: (Scanner) ...........................................................................5-22
SP5-XXX: (Mode) ...............................................................................5-30
SP6-XXX: (Peripherals) ......................................................................5-54
5. SP MODE .................................................................................. 5-56
5.1 SERVICE PROGRAM MODE..................................................................5-56
5.1.1 DUMMY ..........................................................................................5-56
5.1.2 DUMMY ..........................................................................................5-56
SP7-XXX: (Data Log)..........................................................................5-57
SP8-xxx: Data Log2 ............................................................................5-66
5. SP MODE .................................................................................. 5-99
5.1 SERVICE PROGRAM MODE..................................................................5-99
5.1.1 DUMMY ..........................................................................................5-99
5.1.2 DUMMY ..........................................................................................5-99
5.1.3 TEST PATTERN PRINTING (SP5-955-1) ....................................5-100
5.1.4 INPUT CHECK .............................................................................5-101
Main Machine Input Check (SP5-803) ..............................................5-101
Table 1: Tray 1 and 2 Paper Size .....................................................5-104
Table 2: By-pass Tray Paper Size ....................................................5-104
Table 3: Optional Paper Tray Unit Paper Size ..................................5-104
Table 4: Optional Paper Tray Unit Paper Near End..........................5-104
ARDF Input Check (SP6-007)...........................................................5-105
Finisher Input Check (SP6-117)........................................................5-106
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