Ricoh A251 Panduan Servis - Halaman 12

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5.5 FUSING ..................................................................................................... 5-7

5.5.1 FUSING UNIT REMOVAL........................................................................................... 5-7

5.6 T & S CORONA UNIT................................................................................ 5-9

6.5.1 TRANSFER AND SEPARATION CORONA WIRE REPLACEMENT......................... 5-9

5.8 COPY QUALITY ADJUSTMENT ............................................................. 5-11

5.8.4 REGISTRATION ADJUSTMENT .............................................................................. 5-11

6. TROUBLESHOOTING.................................................................. 6-1

6.2 SERVICE CALL CONDITIION................................................................... 6-1

6.2.12 SC CODE E-14: ZERO CROSS SIGNAL DETECTION ABNORMAL ...................... 6-1

6.2.13 SC CODE E-15: MAIN SWITCH ABNORMAL (U.S.A. VERSION ONLY) ................ 6-1

6.3 BLOWN FUSE TABLE .............................................................................. 6-2

6.3.1 POWER SUPPLY UNIT .............................................................................................. 6-2

A251/A252

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