8.2 GRID VOLTAGE FOR IMAGE DENSITY CONTROL . . . . . 8-12
8.2.1 Standard Image Density Grid Voltage . . . . . . . . 8-12
8.2.2 Auto Image Density Level Factor (SP34) . . . . . . . 8-12
8.3 GRID VOLTAGE FOR TONER DENSITY DETECTION . . . . 8-13
9. OPTICS . . . . . . . . . . . . . . . . . . . 8-14
9.1 LENS POSITIONING . . . . . . . . . . . . . . . . . 8-14
9.2 BASE LAMP VOLTAGE IN MANUAL IMAGE DENSITY MODE . 8-15
9.3 EXPOSURE LAMP CONTROL CIRCUIT . . . . . . . . . 8-15
10. DEVELOPMENT . . . . . . . . . . . . . . . 8-16
10.1 DEVELOPMENT BIAS CIRCUIT . . . . . . . . . . . . 8-16
11. TONER DENSITY DETECTION AND TONER SUPPLY
8-17
11.1 ID Sensor Control Circuit . . . . . . . . . . . . . . . 8-17
11.2 TONER SUPPLY AND AGITATOR DRIVE MECHANISM . . . 8-18
12. PAPER FEED . . . . . . . . . . . . . . . . 8-19
12.1 PAPER LENGTH DETECTION (Paper Feed Station) . . . . 8-19
13. IMAGE FUSING . . . . . . . . . . . . . . . 8-20
13.1 FUSING LAMP CONTROL CIRCUIT . . . . . . . . . . 8-20
13.2 OVERHEAT PROTECTION . . . . . . . . . . . . . . 8-20
14. INSTALLATION
. . . . . . . . . . . . . . . 8-21
14.1 COPIER (A202/A203) ACCESSORY CHECK . . . . . . . 8-21
14.2 COPIER (A202/A203) INSTALLATION PROCEDURE . . . . 8-22
14.3 DOCUMENT FEEDER (A662) ACCESSORY CHECK . . . . 8-28
14.4 DOCUMENT FEEDER (A662) INSTALLATION PROCEDURE 8-29
15. SERVICE PROGRAM MODE . . . . . . . . . . 8-34
15.1 ACCESS PROCEDURE 1-KEY OPERATION . . . . . . . 8-34
15.2 MEMORY CLEAR PROCEDURE . . . . . . . . . . . . 8-35
15.3 CLEAR ALL MEMORY PROCEDURE . . . . . . . . . . 8-36
15.4 SERVICE PROGRAM MODE TABLE . . . . . . . . . . 8-38
15.5 SP MODE 8-INPUT CHECK . . . . . . . . . . . . . . 8-46
15.6 SP MODE 9–OUTPUT CHECK
. . . . . . . . . . . . 8-47
FSM
ix
A151/A152/A202/A203
Summary of Contents for A151
Page 1: ...SERVICE MANUAL PN RCFM3213 A151 A152 A202 A203 RICOH GROUP COMPANIES ...
Page 2: ...SERVICE MANUAL A151 A152 A202 A203 RICOH GROUP COMPANIES ...
Page 3: ...A151 A152 A202 A203 FIELD SERVICE MANUAL PN RCFM3213 ...
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Page 27: ...OVERALL MACHINE INFORMATION ...
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Page 33: ...GUIDE TO COMPONENTS ...
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Page 43: ...INSTALLATION ...
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Page 55: ...SERVICE TABLES ...
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Page 95: ...REPLACEMENT AND ADJUSTMENT ...
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Page 193: ...TROUBLESHOOTING ...
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Page 251: ...DOCUMENT FEEDER A296 ...
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Page 277: ...A202 A203 SERVICE MANUAL ...
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Page 337: ...DOCUMENT FEEDER A662 ...
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Page 359: ...TECHNICAL SERVICE BULLETINS ...
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Page 372: ...Tech Service Bulletin No 3013 3213 008 Page 2 of 3 Continued ...
Page 373: ...Tech Service Bulletin No 3013 3213 008 Page 3 of 3 ...