Ricoh A250 Service Manual page 775

3.14 PLATEN COVER INSTALLATION ........................................................3-39
3.15 KEY COUNTER INSTALLATION ..........................................................3-40
3.16 ANTI-CONDENSATION HEATER.........................................................3-42
3.17 TRAY HEATER .....................................................................................3-43
3.18 TRAY HEATER (OPTIONAL PAPER TRAY UNIT) ...............................3-45
3.19 TRAY HEATER (OPTIONAL LCT) ........................................................3-48
SERVICE TABLES
4. SERVICE TABLES...................................................................... 4-1
4.1 GENERAL CAUTION ................................................................................4-1
4.1.1 PCU (PHOTOCONDUCTOR UNIT) .................................................4-1
4.1.2 TRANSFER ROLLER UNIT..............................................................4-1
4.1.3 SCANNER UNIT...............................................................................4-1
4.1.4 LASER UNIT ....................................................................................4-2
4.1.5 FUSING UNIT...................................................................................4-2
4.1.6 PAPER FEED...................................................................................4-2
4.1.7 OTHERS...........................................................................................4-2
4.2 SERVICE PROGRAM MODE....................................................................4-3
4.2.1 SERVICE PROGRAM MODE OPERATION.....................................4-3
Service Program Access Procedure .....................................................4-3
Accessing Copy Mode from within an SP Mode ...................................4-4
How to Select the Program Number .....................................................4-4
To input a value or setting for an SP mode...........................................4-4
4.2.2 SERVICE PROGRAM MODE TABLES ............................................4-5
4.2.3 TEST PATTERN PRINTING (SP4-417 AND SP5-902) ..................4-60
4.2.4 INPUT CHECK (SP5-803) ..............................................................4-61
Input Check Table...............................................................................4-61
4.2.5 OUTPUT CHECK (SP5-804) ..........................................................4-66
Output Check Table ............................................................................4-66
4.2.6 COPY JAM HISTORY DISPLAY (SP7-903) ...................................4-68
4.2.7 SMC DATA LISTS (SP5-992).........................................................4-69
4.2.8 ORIGINAL JAM HISTORY DISPLAY (SP7-905) ............................4-70
4.2.9 MEMORY ALL CLEAR (SP5-801) ..................................................4-71
Using a Flash Memory Card ...............................................................4-71
Without Using a Flash Memory Card ..................................................4-71
4.2.10 PROGRAM UPLOAD/DOWNLOAD .............................................4-72
Program Download (SP5-827)............................................................4-72
Program Upload (SP5-826) ................................................................4-73
4.2.11 NVRAM DATA DOWNLOAD ........................................................4-74
NVRAM Data Download (SP5-825) ....................................................4-74
NVRAM Data Upload (SP5-824).........................................................4-75
4.2.12 APS AND PLATEN/DF COVER SENSOR OUTPUT DISPLAY
(SP4-301) ......................................................................................4-76
4.2.13 DF APS SENSOR OUTPUT DISPLAY (SP6-901)........................4-77
4.2.14 NIP BAND WIDTH MEASUREMENT ...........................................4-78
4.2.15 DISPLAY LANGUAGE (SP5-808) ................................................4-79
4.2.16 SERIAL NUMBER INPUT (SP5-811) ...........................................4-79
SM v A265/A267