2HA/2HB
1-6-2
1-6-2 Adjustment-free variable resistors (VR)
The variable resistors listed below are set at the factory prior to shipping and cannot be adjusted in the field.
High-voltage PWB: VR201, VR202, VR301
Drum unit zener PWB: VR1
1-6-3 Remarks on PWBs replacement
Confirm the version of the firmware and upgrade the version in up-to-date state when replacing PWBs.
When replacing the engine PWB or main PWB, remove the EEPROM from the engine PWB or main PWB that has been
removed and then reattach it to the new engine PWB or main PWB.
Figure 1-6-2
EEPROM
EEPROM
Summary of Contents for d-Copia 1600
Page 1: ...SERVICE MANUAL Published in October 2005 842HB110 First Edition d Copia 1600 d Copia 2000...
Page 3: ...Revision history Revision Date Replaced pages Remarks...
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Page 14: ...2HA 2HB 1 4 30 This page is intentionally left blank...
Page 20: ...2HA 2HB 1 4 30 This page is intentionally left blank...
Page 126: ...2HA 2HB 1 4 30 This page is intentionally left blank...
Page 162: ...2HA 2HB 1 4 30 This page is intentionally left blank...
Page 180: ...2HA 2HB 1 4 30 This page is intentionally left blank...
Page 213: ...INSTALLATION GUIDE FOR THE 300 SHEET CASSETTE...
Page 220: ...INSTALLATION GUIDE FOR THE DOCUMENT PROCESSOR...
Page 231: ...INSTALLATION GUIDE FOR THE DUPLEX UNIT...
Page 239: ...INSTALLATION GUIDE FOR THE Printing System X...
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