Ricoh D072 Service Manual page 225

4. APPENDIX: ELECTRICAL COMPONENT DEFECTS ................ 4-1
4.1 ELECTRICAL COMPONENT DEFECTS ................................................... 4-1
4.1.1 SENSOR/SWITCH............................................................................ 4-1
4.1.2 BLOWN FUSE CONDITIONS........................................................... 4-3
4.1.3 BICU LED DISPLAY ......................................................................... 4-3
5. APPENDIX: SP MODE TABLES ................................................. 5-1
5.1 SYSTEM SERVICE MODE (F/SPF: D068/D069) ...................................... 5-1
5.1.1 SERVICE MODE TABLES................................................................ 5-1
SP1-XXX (Feed)................................................................................... 5-1
SP2-XXX (Drum) .................................................................................. 5-5
SP4-XXX (Scanner) ........................................................................... 5-11
SP5-XXX (Mode)................................................................................ 5-26
SP6-XXX (Peripherals)....................................................................... 5-92
SP7-XXX (Data Log) .......................................................................... 5-94
SP8-XXX (History)............................................................................ 5-103
5.1.2 INPUT CHECK (SP5-803) ............................................................ 5-130
Conducting Input Check ................................................................... 5-130
Input Check Table ............................................................................ 5-130
5.1.3 OUTPUT CHECK (SP5-804) ........................................................ 5-132
Conducting Output Check ................................................................ 5-132
Output Check Table ......................................................................... 5-132
5.1.4 PRINTER SERVICE MODE.......................................................... 5-134
Service Mode Table ......................................................................... 5-134
SP Modes Related to Printer Controller ........................................... 5-139
5.1.5 SCANNER PROGRAM MODE TABLE ......................................... 5-140
Service Table Key ............................................................................ 5-140
5.2 SYSTEM SERVICE MODE (BASIC: D067/D072).................................. 5-142
5.2.1 SERVICE MODE TABLES............................................................ 5-142
SP1-XXX (Feed)............................................................................... 5-142
SP2-XXX (Drum) .............................................................................. 5-146
SP4-XXX (Scanner) ......................................................................... 5-153
SP5-XXX (Mode).............................................................................. 5-163
SP6-XXX (Peripherals)..................................................................... 5-168
SP7-XXX (Data Log) ........................................................................ 5-170
SP8-XXX (History)............................................................................ 5-177
D067/D068/D069/D072 ii SM Appendix