Sharp AR-M620U Technical Manual - Page 35

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Code

Sub

A Network communication error has occurred

The network card is not installed or defective.

The specified mail or FTP server is not found

The specified server does not correspond during image

transmission

The entered account name or password for the FTP server is

invalid.

The entered directory of the FTP server is invalid.

The specified mail server (POP3) is not found

The entered account for the POP3 server or the password for

authentication is invalid.

The specified mail server (POP3) suspends response

Door open (CH on).

Finisher-inserter communication trouble

Inserter/reverse sensor trouble

Toner concentration sensor trouble

Toner supply abnormality

Improper cartridge (destination error, life cycle error).

CRUM error.

Process control trouble (photoconductor surface reflection rate

abnormality).

Process control trouble drum marking scan failure

Drum marking sensor gain adjustment error.

Process thermistor breakdown.

Developing thermistor breakdown.

Room temperature thermistor breakdown.

Developing humidity sensor breakdown.

Tray 1 lift trouble.

Tray 2 lift trouble.

Tray 3 lift trouble.

Tray 4 lift trouble.

38v voltage trouble.

Fax board communication trouble.

Fax expansion flash ROM abnormality.

Fax modem operation abnormality.

Fax write protect cancel.

Combination error of TEL/LIU pwb software.

Fax-box incompatibility trouble.

Fax board EEPROM read/write error.

Thermistor open (HL1).

Thermistor open (HL2)

Thermistor open (HL3)

Heat roller high temperature detection (HL1)

Heat roller high temperature detection (HL2).

Heat roller high temperature detection (HL3).

TROUBLE CODES

Content of trouble

Detection

PCU

MFP control

Fax

February 2005