HP FAX-750 Service Manual - Page 154

Error codes shown in the MACHINE ERROR _ _ message, Error Code

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[ 2 ] Error codes shown in the "MACHINE ERROR _ _" message Error Code (Hex.) ( 85 ( 87 8A ( 8B ( A1 ( A2 ( A4 ( A5 ( A6 ( A7 ( A8 ( AB ( AC ( B9 ( BE ( BF ( D5 ( D6 E6 ( E8 F3 ( F5 ( F6 Error factor Ink ribbon empty. ) Fails to complete the sequence of recording operation. ) Wrong or weak contact of the recording head connectors. Recording head overheat. ) Recording paper cover opened. ) Document too long to scan. ) 50% or more faulty of white level data. ) * Faulty operation of DMA0 during scanning. ) Faulty operation of DMA1 during scanning. ) One-line feeding time-out error. ) One-line scanning time-out error. ) Document feed-in amount measuring error. ) * Less than 50% faulty of white level data. ) * Light emission intensity error of the LED array. ) Abnormal clamp PWM value ) Light emission intensity error of the LED array at the setting time of initial values. ) * The MODEM fails to complete the command transmission sequence. ) No MODEM interrupt for 60 seconds. ) Write error in EEPROM. Data scanning error during transmission. ) Voice message recording or playing-back not started. EOL not found in page memory transmission mode. ) PC interface error. ) Error codes in parentheses do not appear in the "MACHINE ERROR _ _," since those errors are displayed as messages described in "[ 1 ] Error messages on the LCD." You can display those error codes in the maintenance mode (Function code 82). If an equipment error occurs during communications, they appear in the communications error lists. *These codes marked with an asterisk can appear only in the maintenance mode. VI - 3

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VI
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[ 2 ]
Error codes shown in the "MACHINE ERROR _ _" message
Error Code
(Hex.)
Error factor
( 85
Ink ribbon empty. )
( 87
Fails to complete the sequence of recording operation. )
8A
Wrong or weak contact of the recording head connectors.
( 8B
Recording head overheat. )
( A1
Recording paper cover opened. )
( A2
Document too long to scan. )
( A4
50% or more faulty of white level data. )
*
( A5
Faulty operation of DMA0 during scanning. )
( A6
Faulty operation of DMA1 during scanning. )
( A7
One-line feeding time-out error. )
( A8
One-line scanning time-out error. )
( AB
Document feed-in amount measuring error. )
*
( AC
Less than 50% faulty of white level data. )
*
( B9
Light emission intensity error of the LED array. )
( BE
Abnormal clamp PWM value )
( BF
Light emission intensity error of the LED array at the setting time of initial values. )
*
( D5
The MODEM fails to complete the command transmission sequence. )
( D6
No MODEM interrupt for 60 seconds. )
E6
Write error in EEPROM.
( E8
Data scanning error during transmission. )
F3
Voice message recording or playing-back not started.
( F5
EOL not found in page memory transmission mode. )
( F6
PC interface error. )
Error codes in parentheses do not appear in the "MACHINE ERROR _ _," since those errors are displayed as
messages described in "[ 1 ] Error messages on the LCD."
You can display those error codes in the
maintenance mode (Function code 82).
If an equipment error occurs during communications, they appear in the
communications error lists.
*These codes marked with an asterisk can appear only in the maintenance mode.