Panasonic UF-5500 Service Manual page 59

6.12.9.1. Toner Detection Flow
TONER EMPTY signal detected
"TONER LOW ORDER CARTRIDGE" is displayed.
The printing paper number is still memorized even
after "INFO CODE=043" was appeared.
No
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.
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
Five times continuously?
Yes
Was the top
cover opened/closed? Or was
the power turned
ON/OFF?
No
When the number
of printed dots becomes
375,000,000.
Yes
"INFO CODE=041" is
displayed.
The unit stops.
No
The initialization (LONG) is
executed when the top cover
is closed or power is turned ON.
Yes
The printing paper number is
still memorized even after
"INFO CODE=043" was
appeared.
Was the TONER
FULL signal detected six times
continuously?
The unit works as usual.
Set the printing paper number CLEAR
after "INFO CODE=043" is appeared.
59
No
(The sensor detects the signal
Yes 6 times out of 16 times.)
UF-5500 / 4500