Toshiba 1550 Service Manual page 44

B-1) Clear paper (
• The leading-edge jam is detected by the exit switch (S6): (E01)
The aligning roller clutch (CLT1) is turned ON.
The exit switch (S6) comes ON.
* When S6 has not come ON after 2.5
seconds have elapsed.
The "Clear Paper" (E01) symbol ap-
pears and copying will stop.
• The trailing-edge jam is detected by the
exit switch (S6) : (E02). Aligning roller
clutch (CLT1) is turned OFF.
S6 OFF (detects paper)
* When S6 has not come OFF after 2.5
seconds have elapsed.
The "Clear Paper" symbol (E02) ap-
pears and copying stops.
• Immediately after the power is turned
ON.
The aligning switch (S5) and exit switch (S6) detect the paper (ON).
"Clear Paper" symbol (E03)
• The front cover is opened during copying.
"Clear Paper" symbol (no indication)
B-2) Add toner (
Toner density has become low.
Toner empty signal detection: Auto-toner sensor
Control circuit:
Clearing method: Replace toner cartridge and close front cover.
1550/1560 OPERATION
)
2.0 sec*
2.0 sec*
)
"Add Toner" symbol appears: Copying is not possible.
Toner supply operation (toner density is resumed at the proper level): Copying
is possible.
CLT1
S6
Timer
CLT1
S6
Timer
4 - 8
ON
ON
0 2.5 sec
Clear paper (E01)
OFF
ON
0 2.5 sec
Clear paper (E02)
Mar. 1998 © TOSHIBA