DOWNLOAD Sharp AL-1622 (serv.man13) Service Manual ↓ Size: 35.36 KB | Pages: 6 in PDF or view online for FREE

Model
AL-1622 (serv.man13)
Pages
6
Size
35.36 KB
Type
PDF
Document
Service Manual
Brand
Device
Copying Equipment / Trouble code list
File
al-1622-sm13.pdf
Date

Sharp AL-1622 (serv.man13) Service Manual ▷ View online

AL-1611/AL-1622
TROUBLE CODE LIST
10 – 1
[10] TROUBLE CODE LIST
1. TROUBLE CODE LIST
2. DETAILS OF TROUBLE CODES
Trouble 
code
Trouble content
E1
00
E-Sort board communication trouble
10
E-Sort board trouble
11
E-Sort ASIC error
12
E-Sort CODEC error
13
E-Sort flash ROM error
14
E-Sort RAM error
15
E-Sort page memory error
16
E-Sort SIMM error
17
Rotation RAM error
80
E-Sort board communication trouble (Protocol)
81
E-Sort board communication trouble (Parity)
82
E-Sort board communication trouble (Overrun)
84
E-Sort board communication trouble (Framing)
88
E-Sort board communication trouble (Time-out)
E7
03
LSU trouble
04
CCD white level trouble
05
CCD black level trouble
F1
06
Shifter motor trouble
F2
04
CRUM data read trouble
F5
02
Copy lamp error
F6
00
FAX board communication trouble
10
FAX board trouble
80
FAX board communication trouble (Protocol)
81
FAX board communication trouble (Parity)
82
FAX board communication trouble (Overrun)
84
FAX board communication trouble (Framing)
88
FAX board communication trouble (Time-out)
F9
00
Printer PWB communication trouble
10
Printer PWB trouble
80
Printer PWB communication trouble (Protocol)
81
Printer PWB communication trouble (Parity)
82
Printer PWB communication trouble (Overrun)
84
Printer PWB communication trouble (Framing)
88
Printer PWB communication trouble (Time-out)
H2
00
Thermistor open detection
H3
00
Heat roller abnormally high temperature
H4
00
Heat roller abnormally low temperature
L1
00
Mirror base feed trouble
L3
00
Mirror base return trouble
L4
01
Main motor lock
10
Job separator motor abnormality
L6
10
Polygon motor lock
L8
01
Zero cross pulse (FW) trouble
U2
04
EEPROM serial communication error
11
Counter check sum error
12
Adjustment value check sum error (EEPROM)
40
CRUM communication error
U3
29
Mirror base home position error
U9
00
Operation control PWB communication trouble
80
Operation control PWB communication trouble (Protocol)
81
Operation control PWB communication trouble (Parity)
82
Operation control PWB communication trouble (Overrun)
84
Operation control PWB communication trouble (Framing)
88
Operation control PWB communication trouble (Time-out)
U95
Operation control PWB connection error
U99
Operation control PWB connection error
Main
code
Sub
code
Detail of trouble
E1
00
Content
Communication trouble between MCU 
and E-Sort.
Detail
Communication setup error, framing, 
parity, protocol error
Cause
E-Sort PWB connector disconnection 
E-Sort PWB MCU PWB harness failure 
E-Sort Motherboard connector pin 
breakage. 
E-Sort PWB ROM defect, data failure
Check and 
remedy
Check the connectors and harness of 
the E-Sort PWB and the MCU PWB.
Check grounding of the machine. 
Check the ROM of the E-Sort PWB.
10
Content
E-Sort PWB trouble
Detail
Communication trouble between MCU 
and E-Sort
Cause
E-Sort PWB connector disconnection 
E-Sort PWB MCU PWB harness failure 
E-Sort Motherboard connector pin 
breakage. 
E-Sort PWB ROM defect, data failure
Check and 
remedy
Check the connectors and harness of 
the E-Sort PWB and the MCU PWB.
Check grounding of the machine. 
Check the ROM of the E-Sort PWB.
11
Content
E-Sort PWB ASIC error
Detail
E-Sort PWB ASIC abnormality
Cause
An ASIC abnormality is detected in the 
E-Sort PWB. 
Control circuit hung up due to noises 
ASIC peripheral circuit error
Check and 
remedy
Replace the E-Sort PWB. 
Check grounding of the machine.
12
Content
E-Sort PWB CODEC error
Detail
E-Sort PWB CODEC error
Cause
A CODEC error is detected in the E-Sort 
PWB. 
Control circuit hung up due to noises 
CODEC peripheral circuit error
Check and 
remedy
Replace the E-Sort PWB. 
Check grounding of the machine.
13
Content
E-Sort PWB Flash ROM error
Trouble 
code
Trouble content
AL-1611/AL-1622
TROUBLE CODE LIST
10 – 2
E1
13
Detail
E-Sort PWB Flash ROM abnormality
Cause
A Flash ROM abnormality is detected in 
the E-Sort PWB. 
Control circuit hung up due to noises 
Flash ROM peripheral circuit error
Check and 
remedy
Replace the E-Sort PWB. 
Rewrite the flash ROM data. 
Check grounding of the machine.
14
Content
E-Sort PWB Work RAM error
Detail
E-Sort PWB Work RAM abnormality
Cause
A Work RAM abnormality is detected in 
the E-Sort PWB. 
Control circuit hung up due to noises 
RAM peripheral circuit error
Check and 
remedy
Replace the E-Sort PWB. 
Check grounding of the machine.
15
Content
E-Sort PWB Page Memory error
Detail
E-Sort PWB Page Memory abnormality
Cause
A Page Memory abnormality is detected 
in the E-Sort PWB. 
Control circuit hung up due to noises 
Page Memory peripheral circuit error
Check and 
remedy
Replace the E-Sort PWB. 
Check grounding of the machine.
16
Content
E-Sort PWB SIMM error
Detail
E-Sort PWB SIMM abnormality
Cause
A SIMM abnormality is detected in the E-
Sort PWB. 
Control circuit hung up due to noises 
SIMM peripheral circuit error
Check and 
remedy
Replace the E-Sort PWB. Replace the 
SIMM. 
Check grounding of the machine.
17
Content
E-Sort PWB image rotating RAM error
Detail
E-Sort PWB image rotating RAM abnor-
mality
Cause
An image rotating RAM abnormality is 
detected in the E-Sort PWB. 
Control circuit hung up due to noises 
Image rotating RAM peripheral circuit 
error
Check and 
remedy
Replace the E-Sort PWB. 
Check grounding of the machine.
80
Content
E-Sort PWB communication trouble 
(protocol)
Detail
Communication trouble between MCU 
and printer PWB (Protocol error)
Cause
E-Sort PWB connector disconnection 
E-Sort PWB MCU PWB harness failure 
E-Sort Motherboard connector pin 
breakage. 
E-Sort PWB ROM defect, data failure
Check and 
remedy
Check the connectors and harness of 
the E-Sort PWB and the MCU PWB. 
Check grounding of the machine. 
Check the ROM of the E-Sort PWB.
81
Content
E-Sort PWB communication trouble 
(Parity)
Detail
Communication trouble between MCU 
and printer E-Sort (Parity error)
Main
code
Sub
code
Detail of trouble
E1
81
Cause
E-Sort PWB connector disconnection 
E-Sort PWB MCU PWB harness failure 
E-Sort Motherboard connector pin 
breakage. 
E-Sort PWB ROM defect, data failure
Check and 
remedy
Check the connectors and harness of 
the E-Sort PWB and the MCU PWB.
Check grounding of the machine. 
Check the ROM of the E-Sort PWB.
82
Content
E-Sort PWB communication trouble 
(Overrun)
Detail
Communication trouble between MCU 
and E-Sort PWB (Overrun error)
Cause
E-Sort PWB connector disconnection 
E-Sort PWB MCU PWB harness failure 
E-Sort Motherboard connector pin 
breakage. 
E-Sort PWB ROM defect, data failure
Check and 
remedy
Check the connectors and harness of 
the E-Sort PWB and the MCU PWB. 
Check grounding of the machine. 
Check the ROM of the E-Sort PWB.
84
Content
E-Sort PWB communication trouble 
(Framing)
Detail
Communication trouble between MCU 
and E-Sort PWB (Framing error)
Cause
E-Sort PWB connector disconnection 
E-Sort PWB MCU PWB harness failure 
E-Sort Motherboard connector pin 
breakage. 
E-Sort PWB ROM defect, data failure
Check and 
remedy
Check the connectors and harness of 
the E-Sort PWB and the MCU PWB. 
Check grounding of the machine. 
Check the ROM of the E-Sort PWB.
88
Content
E-Sort PWB communication trouble 
(Time-out)
Detail
Communication trouble between MCU 
and E-Sort PWB (Time-out error)
Cause
E-Sort PWB connector disconnection 
E-Sort PWB and MCU PWB harness fail-
ure 
E-Sort Motherboard connector pin 
breakage. 
E-Sort PWB ROM defect, data failure
Check and 
remedy
Check the connectors and harness of 
the E-Sort PWB and the MCU PWB. 
Check grounding of the machine. 
Check the ROM of the E-Sort PWB.
E7
03
Content
LSU trouble
Detail
After the polygon motor becomes active, 
BD signal (HSYNC) from the LSU is not 
detected at the specified times (41 
m
 10 
times within 20msec).
Cause
LSU connector disconnection or LSU’s 
inside harness disconnection or break-
age 
Polygon motor rotation abnormality 
Improper positioning of the laser home 
position sensor in the LSU. 
Laser power voltage failure 
Laser emitting diode abnormality 
MCU PWB abnormality
Main
code
Sub
code
Detail of trouble
AL-1611/AL-1622
TROUBLE CODE LIST
10 – 3
E7
03
Check and 
remedy
Improper connection of the LSU connec-
tor 
Check the polygon motor operation with 
SIM 25-10. 
Check printing with SIM64-1. 
Check laser emission of laser emitting 
diode. 
Check the LSU unit. 
Check the MCU PWB.
04
Content
CCD white level trouble
Detail
CCD white reference level which is read 
during the copy lamp lighting is abnor-
mal.
Cause
Flat cable installation failure to CCD unit 
Dirt on the mirror, lens, and reference 
white plate 
Copy lamp lighting failure 
CCD unit installation failure 
CCD unit abnormality 
MCU PWB abnormality
Check and remedy Clean the mirror, the 
lens, and the reference white plate.  
Check the copy lamp (SIM 5-3) ON. 
Carriage unit position failure 
Check the sub scanning direction distor-
tion adjustment (F rail height). 
CCD unit check 
MCU PWB check
05
Content
CCD black level trouble
Detail
CCD black level which is read while the 
copy lamp is off is abnormal.
Cause
Flat cable installation failure 
CCD unit abnormality 
MCU PWB abnormality
Check and 
remedy
Check flat cable installation to the CCD 
unit. 
CCD unit check 
MCU PWB check
F1
06
Content
Shifter motor trouble
Details
The home position is not detected within 
1 sec after shifter motor drive.
Cause
The shifter home position sensor is 
defective. 
The shifter motor is defective. 
The shifter motor periphery circuit is 
defective.
The condition of the MCU PWB JP4 is 
wrong. 
The assembly of the shifter motor unit is 
improper.
Check and 
remedy
Check the shifter operation by means of 
SIM3-2 and 3. 
Check the harnesses and connectors. 
Check whether the shifter unit is properly 
assembled. 
Check whether the condition of the MCU 
PWB JP4 is correct.
F2
04
Content
CRUM data read trouble
Detail
Communication error between CRUM 
PWB and MCU PWB
Cause
CRUM PWB data error 
MCU PWB error 
MCU PWB EEPROM error 
Disconnection between CRUM (toner 
cartridge) and MCU PWB
Main
code
Sub
code
Detail of trouble
F2
04
Check and 
remedy
Replace the toner cartridge. 
Replace MCU PWB. 
Replace MCU PWB EEPROM 
Check and fix connection between 
CRUM (toner cartridge) and MCU PWB.
F5
02
Content
Copy lamp error
Detail
Copy lamp voltage detection error
Cause
Power unit trouble Copy lamp trouble 
Inverter trouble MCU PWB trouble
Check and 
remedy
Replace the power unit. 
Check the copy lamp ON with SIM 5-3. 
Replace the copy lamp. 
Replace the inverter. 
Replace the MCU PWB.
F9
00
Content
Communication trouble between MCU 
and printer PWB (MCU detection)
Detail
Communication establishment error, 
framing error, parity error, protocol error
Cause
Bad connection of printer PWB connec-
tor 
Defective harness between printer PWB 
and MCU PWB. 
Motherboard connector pin breakage 
Printer PWB ROM error, data error
Check and 
remedy
Check connector/harness of printer PWB 
and MCU PWB. 
Check grounding of the machine. 
Check printer PWB ROM.
10
Content
Printer PWB trouble
Detail
Communication trouble between MCU 
and printer PWB
Cause
Bad connection of printer PWB connec-
tor 
Defective harness between printer PWB 
and MCU PWB. 
Motherboard connector pin breakage 
Printer PWB ROM error, data error
Check and 
remedy
Check connector/harness of printer PWB 
and MCU PWB. 
Check grounding of the machine. 
Check printer PWB ROM.
80
Content
Printer PWB communication trouble 
(Protocol)
Detail
Communication trouble between MCU 
and printer PWB (Protocol error)
Cause
Bad connection of printer PWB connec-
tor 
Defective harness between printer PWB 
and MCU PWB. 
Motherboard connector pin breakage 
Printer PWB ROM error, data error
Check and 
remedy
Check connector/harness of printer PWB 
and MCU PWB. 
Check grounding of the machine. 
Check printer PWB ROM.
81
Content
Printer PWB communication trouble 
(Parity)
Details
Communication trouble between MCU 
and printer PWB (Parity error)
Cause
Printer PWB connector disconnection 
Printer PWB MCU PWB harness failure 
Printer PWB mother board connector pin 
breakage. Printer PWB ROM defect, 
data failure
Main
code
Sub
code
Detail of trouble
AL-1611/AL-1622
TROUBLE CODE LIST
10 – 4
F9
81
Check and 
remedy
Check the connectors and harness of 
the printer PWB and the MCU PWB.
Check grounding of the machine. 
Check the ROM of the printer PWB.
82
Content
Printer PWB communication trouble 
(Overrun)
Details
Communication trouble between MCU 
and printeu PWB (Overrun error)
Cause
Printer PWB connector disconnection 
Printer PWB MCU PWB harness failure 
Printer PWB mother board connector pin 
breakage. Printer PWB ROM defect, 
data failure
Check and 
remedy
Check the connectors and harness of 
the printer PWB and the MCU PWB. 
Check grounding of the machine. 
Check the ROM of the printer PWB.
84
Content
Printer PWB communication trouble 
(Framing)
Details
Communication trouble between MCU 
and printer PWB (Framing error)
Cause
Printer PWB connector disconnection 
Printer PWB MCU PWB harness failure 
Printer PWB mother board connector pin 
breakage. Printer PWB ROM defect, 
data failure
Check and 
remedy
Check the connectors and harness of 
the printer PWB and the MCU PWB. 
Check grounding of the machine. 
Check the ROM of the printer PWB.
88
Content
Printer PWB communication trouble 
(Time-out)
Details
Communication trouble between MCU 
and printeu PWB (Time-out error)
Cause
Printer PWB connector disconnection 
Printer PWB MCU PWB harness failure 
Printer PWB mother board connector pin 
breakage. 
Printer PWB ROM defect, data failure
Check and 
remedy
Check the connectors and harness of 
the printer PWB and the MCU PWB. 
Check grounding of the machine. 
Check the ROM of the printer PWB.
H2
00
Content
Thermistor open detection
Detail
Fusing thermistor open
Cause
Thermistor defect 
MCU PWB defect 
Fusing section connector contact failure 
Power supply failure 
Fusing unit not installed
Check and 
remedy
Check the harness and the connector of 
the thermistor and the MCU. 
Clear the self diag display with SIM 14.
H3
00
Content
Heat roller abnormally high temperature
Detail
Fusing temperature of 220 ~ 240°C.
Cause
Thermistor defect 
MCU PWB defect 
Fusing connector connection failure 
Power supply failure
Main
code
Sub
code
Detail of trouble
H3
00
Check and 
remedy
Check the heater lamp blinking with SIM 
5-2. 
When the lamp blinks normally: 
Check the thermistor and the harness. 
Check the MCU PWB thermistor input 
circuit. 
When the lamp lights up instead of blink-
ing: 
Check the lamp control circuit of the 
power supply PWB and the MCU PWB. 
Clear the trouble with SIM 14.
H4
00
Content
Heat roller abnormally low temperature
Detail
When the temperature does not reach 
155°C within 55 sec after turning on the 
power, or when it falls under 145°C dur-
ing printing, or when it falls under 100°C 
during pre-heating.
Cause
Thermistor failure 
Heater lamp failure 
MCU PWB failure 
Thermostat failure 
Power supply failure 
Interlock switch failure
Check and 
remedy
Check blinking of the heater lamp with 
SIM 5-2.
When the lamp blinks normally: 
Check the thermistor and the harness. 
Check the MCU PWB thermistor input 
circuit.
When the lamp does not light:
Check for heater lamp disconnection or 
thermostat disconnection. 
Check the interlock switch. 
Check the power supply PWB and 
MCU PWB lamp control circuit. 
Clear the trouble with SIM 14.
L1
00
Content
Mirror base feed trouble
Detail
The mirror home position (MHPS) does 
not turn off though the feed operation is 
completed during mirror initial operation 
after turning on the power. 
The mirror home position (MHPS) does 
not turn off during shading operation. 
The mirror home position (MHPS) does 
not turn on when the mirror base is 
returned for the specified time after copy 
feed is started and SPF scanning posi-
tion shift is performed.
Cause
Mirror unit defect 
Mirror home position sensor defect 
MCU PWB defect Scanner wire discon-
nection
Check and 
remedy
Check the scanning operation with SIM 
1-1.
L3
00
Content
Mirror base return trouble
Detail
The mirror home position (MHPS) does 
not turn on though the mirror base 
returning is completed during mirror ini-
tial operation after turning on the power. 
The mirror home position does not turn 
on when the mirror is returned to the 
home position during shading. 
The mirror home position (MHPS) does 
not turn on when the mirror base return-
ing is completed for the specified time 
(about 6 sec) after copy return start.
Main
code
Sub
code
Detail of trouble
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Sharp AL-1622 (serv.man13) Service Manual ▷ Download

  • DOWNLOAD Sharp AL-1622 (serv.man13) Service Manual ↓ Size: 35.36 KB | Pages: 6 in PDF or view online for FREE
  • Here you can View online or download the Service Manual for the Sharp AL-1622 (serv.man13) in PDF for free, which will help you to disassemble, recover, fix and repair Sharp AL-1622 (serv.man13) Copying Equipment. Information contained in Sharp AL-1622 (serv.man13) Service Manual (repair manual) includes:
  • Disassembly, troubleshooting, maintenance, adjustment, installation and setup instructions.
  • Schematics, Circuit, Wiring and Block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Exploded View and Parts List.