Brother International IntelliFax-3550 Service Manual - Page 137

Cannot detect Beam Detect signal., CODEC LSI error.

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[ 2 ] Error codes shown in the "MACHINE ERROR xx" message Error Code xx (Hex.) 71 72 73 74 75 76 77 78 79 80 82 ( 83 ( 84 87 ( 88 8B ( A1 ( A2 ( A3 ( A4 A5 A6 A7 A8 A9 AB AC B1 ( B8 ( B9 ( BA Error factor Laser scanner motor does not lock. Cannot detect Beam Detect signal. No toner cartridge loaded. Toner empty. In-house temperature error. Fixing heater harness disconnected or broken. Heater thermister shortcircuit. Heater thermister harness disconnected or broken. Toner thermister disconnected or broken. Paper size setting error. Paper feeding error. Paper jam. The registration sensor remains ON.) Paper jam. The paper ejection sensor remains ON. ) Fails to complete the recording operation sequence. Paper jam. Even after the registration sensor has gone OFF, the paper ejection sensor still stays OFF.) Overheating error. Top cover opened. ) Document too long to scan. ) Document not detected by the document rear sensor. ) 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. Abnormal scanning reference voltage. Document feed-in amount measuring error. Less than 50% faulty of white level data. CODEC LSI error. Amplifier gain error. ) Light emission intensity error of the LED array. ) Scanning error: The left-hand black reference line which is marked on the document pressure bar for scanning width setting is not detected.) Error codes in parentheses do not appear in the "MACHINE ERROR xx", since those errors are displayed as messages described in "[ 1 ] Error messages on the LCD." Those error codes appear in the communications error list if an equipment error occurs during communications. Refer to Section 1.2, (13). VI - 3

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VI –
3
82
Paper feeding error.
( 83
Paper jam.
The registration sensor remains ON.)
( 84
Paper jam.
The paper ejection sensor remains ON. )
87
Fails to complete the recording operation sequence.
( 88
Paper jam.
Even after the registration sensor has gone OFF, the paper
ejection sensor still stays OFF.)
8B
Overheating error.
( A1
Top cover opened. )
( A2
Document too long to scan. )
( A3
Document not detected by the document rear sensor. )
( A4
50% or more faulty of white level data. )
[ 2 ]
Error codes shown in the “MACHINE ERROR
xx” message
Error factor
Error Code
xx
(Hex.)
71
Laser scanner motor does not lock.
72
Cannot detect Beam Detect signal.
73
No toner cartridge loaded.
74
Toner empty.
75
In-house temperature error.
76
Fixing heater harness disconnected or broken.
77
Heater thermister shortcircuit.
78
Heater thermister harness disconnected or broken.
79
Toner thermister disconnected or broken.
80
Paper size setting error.
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.
A9
Abnormal scanning reference voltage.
AB
Document feed-in amount measuring error.
AC
Less than 50% faulty of white level data.
B1
CODEC LSI error.
( B8
Amplifier gain error. )
( B9
Light emission intensity error of the LED array. )
( BA
Scanning error: The left-hand black reference line which is marked on
the document pressure bar for scanning width setting is not detected.)
Error codes in parentheses do not appear in the “MACHINE ERROR xx”, since those errors are displayed as
messages described in "[ 1 ] Error messages on the LCD."
Those error codes appear in the communications
error list if an equipment error occurs
during communications.
Refer to Section 1.2, (13).