Toshiba 4560 Service Manual page 19

(5) Heaters and lamps
Symbol Code name
EXP EXPO-LAMP
(Exposure lamp)
HTR HTR-LAMP (Heater lamp)
ERS ERS-LAMP
(Discharge lamp)
DCH DCH-LED
(LED eraser array)
DHU1 D-HTR-U1 (Damp heater U1)
DHU2 D-HTR-U2 (Damp heater U2)
DHL D-HTR-L (Damp heater L)
(6) PC boards
Symbol Code name
LGC PWA-LGC (Logic PC board)
PNL PWA-PNL
(Control panel PC board)
KEY1 PWA-KEY1
(Key PC board-1)
KEY2 PWA-KEY2
(Key PC board-2)
LRG PWA-LRG
(Lamp regulator PC board)
DCH K-DCH
(LED eraser array PC board)
ERS PWA-ERS
(Discharge lamp PC board)
AES PWA-AES
(Automatic exposure PC board)
FUS PWA-FUS (Fuse PC board)
4560/4570 GENERAL
Function
Exposes the original
Fixing
Discharges the drum
To interrupt the charge
Keeps optical system warm (option)
Keeps optical system warm (option)
Keeps the drum and transfer/separation Cement resistor
charger case warm (option)
Function
Controls the entire copier
Controls the control panel
Controls operation keys
Controls operation keys
Controls exposure lamp
Turns ON and drives the LEDs
during reduction
Discharge lamp
Reads dark/light of the original
Fuse for the damp heater circuit
2 - 12
Parts list
Remarks
Page
Halogen lamp 19
300W
Halogen lamp 26
900W
(100V series)
1100W
(200V series)
Fuse type 4
LED 4
Cement resistor 11
Cement resistor 11
7
Parts list
Remarks
Page
8
3
3
3
5
4
4
18
7
Nov. 1997 © TOSHIBA
Item
13
22
12
10
39
37
30
Item
15
33
11
14
20
10
12
37
31