Canon LASER CLASS 730i, Service Manual

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LASER CLASS 730i/720i/710 Chapter 4: Maintenance and Service
4-15
“RECEIVED IN MAM. BOX”
Cause:
You have received a document in a memory box.
Solution: Print out the document in the memory box.
“REPLACE CARTRIDGE”
Cause: (1) The toner cartridge has run out of toner.
(2) Toner detection structure defects.
Solution:
(1) Replace the toner cartridge.
(2) Clean the primary bias contact on the EPU board and cartridge contact.
(3) Clean the drum grounding contact pin of the drive unit and cartridge
contact.
(4) Replace the EPU board.
(5) Replace the ECU board.
“SELECTIVE POLL REJECT”
Cause:
You have setup a polling box for polling sending with an ITU-T subaddress,
but the other party’s fax unit does not support use of an ITU-T subaddress for
polling receiving.
Solution: Transmit without a subaddress.
“START AGAIN”
Cause:
An error due to system malfunction or line breakdown.
Solution: Carry out the same operation again.
“STOP KEY PRESSED”
Cause:
You have pressed the Stop button to cancel the current transaction.
Solution: No need.
“SUBADDRESS TX REJECTED”
Cause:
You attempted to send a document with an ITU-T subaddress, but the other
party’s fax unit does not support receiving a document with an ITU-T
subaddress.
Solution:
Transmit without a subaddress.
“SUPPLY REC. PAPER” (#0009)
Cause:
Either recording paper run out or there is no recording paper cassette loaded.
This is displayed when the cassette recording paper sensor detects no paper.
Solution:
Refill the recording paper in the cassette.
Install the paper cassette correctly.
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