2GN/2GP/2GR
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 image processing and operation panel.
3. Power source PWB (PSPWB) ..................... Gen24 V DC, 12 V DC and 5V DC; controls the fuser heater.
4. High voltage PWB (HVTPWB) ..................... Main charging. Generates developing bias and high voltages for transfer.
5. Scanner PWB (SPWB) ................................ Controls the scanning section.
6. Inverter PWB (INPWB) ................................ Controls the exposure lamp.
7. SHD PWB (SHDPWB) ................................. Controls the shading correction and AGC of CCD.
8. CCD PWB (CCDPWB)................................. Reads the image off originals.
9. Main operation unit PWB (OPWB-M)........... Controls touch panel and LCD indication.
10. Right operation unit PWB (OPWB-R) .......... Consists of the operation keys and display LEDs.
11. Left operation unit PWB (OPWB-L) ............. Consists of the operation keys and display LEDs.
12. Upper operation unit PWB (OPWB-U) ......... Consists of the operation keys and display LEDs.
13. Front operation unit PWB (OPWB-F)........... Consists of the display LEDs.
14. LCD inverter PWB (LINPWB) ...................... Controls LCD indication.
15. Laser diode PWB (LDPWB)......................... Generates and controls the laser light.
3
1
2
4
15
11
13
12
10
9
14
8
7
5
6
Machine front
Machine inside
Machine rear
Содержание CD 1230
Страница 1: ...Service Manual Copy CD 1230 CD 1240 CD 1250 Version 1 0 Date 04 07 2006 2GNSM060 ...
Страница 2: ...Service Manual Copy DC 2230 DC 2240 DC 2250 Version 1 0 Date 04 07 2006 2GNSM060 ...
Страница 4: ...Revision history Revision Date Replaced pages Remarks ...
Страница 5: ...This page is intentionally left blank ...
Страница 113: ...2GN 2GP 2GR 1 3 82 ...
Страница 231: ...2GN 2GP 2GR 2 2 6 ...
Страница 253: ...INSTALLATION GUIDE FOR THE DOCUMENT PROCESSOR ...
Страница 275: ...INSTALLATION GUIDE FOR BUILT IN FINISHER ...
Страница 288: ...INSTALLATION GUIDE FOR JOB SEPARATOR ...
Страница 297: ...INSTALLATION GUIDE FOR FAX System M ...
Страница 300: ...INSTALLATION GUIDE FOR Data Security Kit C ...