Read Sharp MX-6500N / MX-7500N (serv.man18) Service Manual online
MX-7500N EXTERNAL VIEW AND INTERNAL STRUCTURE 4 – 17
10. Lamps
Signal name
Name
Type
Function/Operation
CCFT
LCD backlight
LED
Backlight for LCD.
CLI
Scanner lamp
LED
Radiates light onto a document for the CCD to scan the document image.
DL_C
Discharge lamp 1 (C)
LED
Discharges electric charges on the OPC drum.
DL_K
Discharge lamp 1 (K)
LED
Discharges electric charges on the OPC drum.
DL_M
Discharge lamp 1 (M)
LED
Discharges electric charges on the OPC drum.
DL_Y
Discharge lamp 1 (Y)
LED
Discharges electric charges on the OPC drum.
DL2_C
Discharge lamp 2 (C)
LED
Discharges electric charges on the OPC drum immediately after transfer operation.
DL2_K
Discharge lamp 2 (K)
LED
Discharges electric charges on the OPC drum immediately after transfer operation.
DL2_M
Discharge lamp 2 (M)
LED
Discharges electric charges on the OPC drum immediately after transfer operation.
DL2_Y
Discharge lamp 2 (Y)
LED
Discharges electric charges on the OPC drum immediately after transfer operation.
HL_LM
Heater lamp (B)
Halogen lamp
Heats the fusing roller (B).
HL_UM/US/UW
Heater lamp (F)
Halogen lamp
Heats the fusing roller (F1) and the fusing belt.
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