1550/1560 GENERAL 2 - 9 Mar. 1998 © TOSHIBA
(4) Switches
Symbol Code name Function Remarks *Page/item No.
S1 MAIN-SW (Main switch) Power supply Tumbler type P4, I2
S2 DOOR-SW (Door switch) For safety, cancels Push switch P4, I4
abnormal condition
S3 EMP1-SW Detects lack of paper in the Reflecting photo P6, I20
(Paper-empty switch 1) cassette sensor
S4 SIZE1-SW (Size switch) Detects cassette size Push switch P6, I26
S5 RGT-SW (Aligning switch) Detects paper in front of the Photointerruptor P7, I15
aligning roller
S6 EXIT-SW (Exit switch) Detects exiting paper Photointerruptor P20, I15
S7 HOME-SW (Home switch) Detects home position of the Photointerruptor P12, I16
optical system
S8 LNS-SW (Lens switch) Detects home position of the Photointerruptor P12, I16
lens unit
S9 MRR-SW (Mirror switch) Detects home position of the Photointerruptor P8, I27
mirror unit
S10 T-FUL-SW Detects when the used toner Microswitch P17, I22
(Toner-full switch) bag is full
(5) Heaters and lamps
Symbol Code name Function Remarks *Page/item No.
EXP EXPO-LAMP Exposes the original Halogen lamp P10, I14
(Exposure lamp) 300W
HTR HTR-LAMP (Heater lamp) Fixing Halogen lamp P19, I6
900W
ERS ERS-LAMP Discharges the drum LED type P15, I14
(Discharge lamp)
DCH DCH-LED To interrupt the charge LED P15, I15
(LED eraser array)
DHU D-HTR-U (Damp heater U) Keeps optical system warm PTC P12, I33
(option)
DHL D-HTR-L (Damp heater L) Keeps the drum and transfer/
PTC P6, I36
separationcharger case
warm (option)
Go to
1550 DC Harness
Connection Diagram
Go to
1560 DC Harness
Connection Diagram
Summary of Contents for 1550
Page 11: ...1550 1560 GENERAL 2 4 Mar 1998 TOSHIBA ...
Page 112: ...1550 1560 DRUM 9 12 Mar 1998 TOSHIBA 1 16 48 CLK SI1 LT OUT1 1 2 64 Timing chart ...
Page 167: ...Mar 1998 TOSHIBA 13 25 1550 1560 OPTIONAL 13 7 4 PC board assembly PWA F PFU ...
Page 188: ...Mar 1998 TOSHIBA 14 21 1550 1560 CIRCUIT DIAGRAMS Control Panel Circuit PWA F PNL 4 4 ...
Page 189: ...1550 1560 CIRCUIT DIAGRAMS 14 22 Mar 1998 TOSHIBA 14 4 Fuser Circuit PWA F FUS ...