Aligning Operation; Carriage 2 - Toshiba 1550 Service Manual

Aligning operation

Paper arrives at the aligning roller.
~ Aligning switch (S5) ON
After a pre-difined period feed roller clutch (CLT2) goes OFF.
Paper feeding complete.
(3) Carriage operation
Exposure lamp ON
Carriage 1 and carriage 2 forward operation starts.
~ Scanning motor (M2) ON
At this time, if the toner density of the developer material is lower than the set value, toner replenish-
ment is performed.
~ Toner motor (M9) is turned ON.
(4) When a fixed time has passed since the carriage operation
~ Paper is transported to transfer section, transport is promoted ~ aligning-roller clutch (CLT1) is
turned ON, and the copy quantity counted.
(5) Carriage scanning complete
Scanning motor (M2) is turned OFF.
The main charger and the exposure lamp are turned OFF.
Aligning-roller clutch (CLT1) is turned OFF. (The timing varies according to paper used.)
(6) Paper-exit operation
The exit switch (S6) detects the trailing end of the paper passing.
The main motor (M1), transfer charger, separation charger, transfer bias which is turned ON/OFF in
accordance with paper feeding, discharge lamp and LED erase array are turned OFF. Optical fans
(M6/M7) stop and exit fan (M8) starts rotating at low speed.
Print key: "Green" lamp is turned ON.
1550/1560 OPERATION 4 - 2 Mar. 1998 © TOSHIBA