
9 - 6
Confidential
Error Code
(Hex)
Symptom
Probable Cause
Solution
Head flat cables and
carriage-head flat cable
not connected correctly
Correct those flat cables.
Main PCB defective
Replace the main PCB.
49
The head drive voltage has
not risen to the specified
level.
Power supply PCB
defective
Replace the power
supply PCB.
4A-4E
Not used.
4F
The head drive voltage has
dropped from the high to
low level in an abnormally
short period.
Piezoelectric (PZT)
ceramic actuator
defective (Cracks or
rare short)
Replace the
head/carriage unit.
Switching arm
assembly not engaged
correctly
If the switching arm does
not move smoothly,
clean it.
Ink cartridge/purge
switch harness not
connected correctly
Correct the connection.
Purge cam switch
broken
Replace the purge cam
switch.
Gear(s) on the
maintenance unit
broken
Replace the maintenance
unit.
Paper feed motor
broken
Replace the paper feed
motor.
50
51
The purge cam switch does
not come ON or OFF even
after the purge cam has
been driven by the
specified number of pulses.
Main PCB defective.
Replace the main PCB.
Switching arm
assembly not engaged
correctly
If the switching arm does
not move smoothly,
clean it.
Gear(s) on the
maintenance unit
broken
Abnormal load applied
to the purge cam
Replace the maintenance
unit.
Paper feed motor
broken
Replace the paper feed
motor.
52
The purge cam switch does
not come ON at each
detection point.
Main PCB defective
Replace the main PCB.
53-56
Not used.
Содержание FAX 1840C
Страница 1: ...Confidential FACSIMILE EQUIPMENT SERVICE MANUAL MODELS MFC3340CN 3240C FAX1940CN 1840C 1835C ...
Страница 9: ...Confidential CHAPTER 1 PARTS NAMES FUNCTIONS ...
Страница 18: ...Confidential CHAPTER 2 SPECIFICATIONS ...
Страница 50: ...Confidential CHAPTER 3 THEORY OF OPERATION ...
Страница 91: ...Confidential CHAPTER 4 TRANSFER OF DATA LEFT IN THE MACHINE TO BE SENT FOR REPAIR ...
Страница 96: ...Confidential CHAPTER 5 DISASSEMBLY REASSEMBLY AND LUBRICATION ...
Страница 140: ...5 42 Confidential n Reassembling Notes Route the battery harness beneath the ink supply tubes as shown below ...
Страница 167: ...5 69 Confidential Viewed from the left ...
Страница 171: ...Confidential CHAPTER 6 ADJUSTMENTS AND UPDATING OF SETTINGS REQUIRED AFTER PARTS REPLACEMENT ...
Страница 189: ...6 16 Confidential Paper Feeding Check Patterns for the Paper Feed Roller and Paper Ejection Roller A Þ B Þ ...
Страница 191: ...6 18 Confidential Vertical Alignment Check Patterns ...
Страница 193: ...6 20 Confidential Margin Check Pattern ...
Страница 202: ...Confidential CHAPTER 7 CLEANING ...
Страница 205: ...Confidential CHAPTER 8 MAINTENANCE MODE ...
Страница 213: ...8 6 Confidential FAX1940CN 1840C 1835C Black Start Mono Start key Stop Exit key Menu Set key and keys ...
Страница 216: ...8 9 Confidential Scanning Compensation Data List a b c d e f i ...
Страница 233: ...8 26 Confidential Paper Feeding Check Pattern for the Paper Feed Roller and Paper Ejection Roller A Þ B Þ ...
Страница 236: ...8 29 Confidential 1st sheet 2nd sheet Vertical Alignment Check Patterns ...
Страница 239: ...8 32 Confidential Margin Check Pattern ...
Страница 249: ...Confidential CHAPTER 9 ERROR INDICATION AND TROUBLESHOOTING ...
Страница 253: ...9 2 Confidential ...
Страница 254: ...9 3 Confidential ...
Страница 371: ...B Power Supply PCB U S A and Canadian models Confidential ...
Страница 372: ...B Power Supply PCB European and Asian models Confidential ...
Страница 401: ...Confidential February 05 SM FAX032 8XA901 5 Printed in Japan ...