Sharp MX-6240N / MX-7040N (serv.man17) Service Manual ▷ View online
MX-7040N EXTERNAL VIEW AND INTERNAL STRUCTURE 4 – 15
TNHM_M
Tone hopper motor (M)
Stepping motor
Sends toner to the DV unit.
TNHM_Y
Tone hopper motor (Y)
Stepping motor
Sends toner to the DV unit.
TNM_C
Toner motor (C)
Stepping motor
Sends toner to the toner hopper.
TNM_K
Toner motor (K)
Stepping motor
Sends toner to the toner hopper.
TNM_M
Toner motor (M)
Stepping motor
Sends toner to the toner hopper.
TNM_Y
Toner motor (Y)
Stepping motor
Sends toner to the toner hopper.
WEBM2
Web motor
Synchronous motor
Winds the fusing web sheet.
WTM
Waste toner motor
DC brushless motor
Transport waste toner.
Signal name
Name
Type
Function/Operation
MX-7040N EXTERNAL VIEW AND INTERNAL STRUCTURE 4 – 16
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.
CLI
CCFT
DL2_C
DL_C
DL2_K
DL_K
HL_UM/US/UW
HL_LM
DL2_Y
DL_Y
DL2_M
DL_M
MX-7040N EXTERNAL VIEW AND INTERNAL STRUCTURE 4 – 17
11. Gates
No.
Name
Function/Operation
1
Reverse gate
Discharges paper to the right tray or selects the switch-back transport route to the ADU section.
2
Paper exit gate (ADU gate)
Selects the paper path: to transport paper to the ADU section or to the right tray.
1
2
MX-7040N EXTERNAL VIEW AND INTERNAL STRUCTURE 4 – 18
12. Heater
*: Option
Signal name
Name
Function/Operation
WH_CS3 *
Paper dehumidifying heater
(Paper feed tray 4)
(Paper feed tray 4)
Dehumidifies the paper feed tray section to prevent paper from absorbing humidity which causes
degraded image quality and paper jams.
degraded image quality and paper jams.
WH_LSU
LSU heat-retention heater
Dehumidifies the LSU section to prevent it from dew condensation.
WH_S1
Scanner heat-retention heater
Dehumidifies the scanner section to prevent it from dew condensation.
WH_TND *
Paper dehumidifying heater
(Paper feed tray 1, 2)
(Paper feed tray 1, 2)
Dehumidifies the paper feed tray section to prevent paper from absorbing humidity which causes
degraded image quality and paper jams.
degraded image quality and paper jams.
WH_LSU
WH_S1
WH_TND
WH_CS3
WH_CS3
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