2HA/2HB
2-2-1
2-2 Electrical Parts Layout
2-2-1 Electrical parts layout
(1) PWBs
Figure 2-2-1 PWBs
1. Engine PWB (EPWB)................................... Controls the other PWBs, electrical components and optional devices.
2. Main PWB (MPWB) ..................................... Controls the operation panel and laser scanner unit.
3. Power source PWB (PSPWB) ..................... Gen24 V DC and 5V DC; controls the fuser heater.
4. High-voltage PWB (HVTPWB)..................... Main charging. Generates high voltages for transfer and high voltages for
separation.
5. Inverter PWB (INPWB) ................................ Controls the exposure lamp.
6. CCD PWB (CCDPWB)................................. Reads the image off originals.
7. Operation unit PWB (OPWB)....................... Consists of the operation keys and display LEDs.
8. Drawer PWB (DPWB) .................................. Controls the electrical components.
9. APC PWB (APCPWB) ................................. Generates and controls the laser light.
10. PD PWB (PDPWB) ...................................... Controls horizontal synchronizing timing of laser beam.
11. Registration motor PWB (RMPWB) ............. Controls the registration motor.
12. LCD PWB (LCDPWB).................................. Controls the display of LCD.
13. Printer board PWB (PRNPWB).................... Controls the printer functions.
Machine front
Machine inside
Machine rear
5
6
1
11
10
3
8
4
9
7
12
2
13
Содержание d-Copia 1600
Страница 1: ...SERVICE MANUAL Published in October 2005 842HB110 First Edition d Copia 1600 d Copia 2000...
Страница 3: ...Revision history Revision Date Replaced pages Remarks...
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Страница 213: ...INSTALLATION GUIDE FOR THE 300 SHEET CASSETTE...
Страница 220: ...INSTALLATION GUIDE FOR THE DOCUMENT PROCESSOR...
Страница 231: ...INSTALLATION GUIDE FOR THE DUPLEX UNIT...
Страница 239: ...INSTALLATION GUIDE FOR THE Printing System X...
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