Panasonic UF-5500, Service Manual

Page: 59 / 365

59
UF-5500 / 4500
6.12.9.1. Toner Detection Flow
CAUTION:
1. Toner low can be judged by continuous 5-times TONER LOW signal at only printing.
(It is not executed at.)
2. Toner full can be judged by continuous 6-times TONER FULL signal at initialization.
(It is not executed at printing.)
3. In the ordinal operation, “INFO CODE=045” is displayed when TONER EMPTY sensor does not generate a signal for 7.4 sec-
onds.
Was the
TONER EMPTY signal detected
Five times continuously?
"TONER LOW ORDER CARTRIDGE" is displayed.
The printing paper number is still memorized even
after "INFO CODE=043" was appeared.
Was the top
cover opened/closed? Or was
the power turned
ON/OFF?
The initialization (LONG) is
executed when the top cover
is closed or power is turned ON.
The printing paper number is
still memorized even after
"INFO CODE=043" was
appeared.
(The sensor detects the signal
6 times out of 16 times.)
Was the TONER
FULL signal detected six times
continuously?
When the number
of printed dots becomes
375,000,000.
The unit is receiving fax : Rest of the received data will be stored into the memory.
However, only the next sheet of divided print will be output.
The unit is making copies : Making copies will be suspended.
The unit is making PC print : Making PC print will be suspended.
"INFO CODE=041" is
displayed.
The unit stops.
Yes
No
No
Yes
Yes
Yes
No No
The unit works as usual.
Set the printing paper number CLEAR
after "INFO CODE=043" is appeared.