Sharp AL-1566 (serv.man13) Service Manual ▷ View online
AL-1556/1566 TEST COMMAND, FAX SOFT SWITCH, TROUBLE CODES 10 - 65
SW55 No.8 Inhibited to use
SW56 No.1–No.3 CI signal ON detection enable time
Used to set the min. ON time for judgment of 1 pulse (1 call) of CI (call-
in signal).
in signal).
If ON time continues more than the set value, it is judged as 1 pulse.
Setting is made in binary input in the increment of 10ms.
Default: 155ms
SW56 No.4 Inhibited to use
SW56 No.5, No.6 DT/BT detection frequency range
Used to set DT/BT detection frequency range.
Default: 1 1 (245Hz–650Hz)
SW56 No.7, No.8 Inhibited to use
SW57 No.1 Inhibited to use
SW57 No.2 Sharp machine mode
Used to set whether communication is made in Sharp machine mode
or not.
or not.
Default: 1 (ON)
SW57 No.3 Inhibited to use
SW57 No.4–No.8 Reception gain adjustment
Used to set reception gain correction.
Setting is made in binary input in the increment of 0.5dBm.
Default: 0.0dBm
SW58 No.1–No.4 Dual wait inhibit time after CFR send
Used to set dual wait inhibit time after CFR send.
Setting is made in binary input in the increment of 200ms.
Default: 1600ms
SW58 No.5–No.8 FSK signal settlement time in double
wait
wait
Used to set FSK signal settlement time in double (dual) wait.
Setting is made in binary input in the increment of 50ms.
Default: 550ms (7)
SW59 No.1, No.2 Inhibited to use
SW59 No.3, No.4 Reception SED ON level
Used to set reception SED ON level.
Default: 1 1 (–48dB)
SW59 No.5, No.6 Transmission cable amplitude equalizer
Used to set transmission cable amplitude equalizer.
Default: 0 0 (0dB)
SW59 No.7, No.8 Reception cable amplitude equalizer
Used to set reception cable amplitude equalizer.
Default: 0 0 (0dB)
SW60 No.1–No.4 Scan effective image area sub scan lead
edge image loss (SPF back surface)
edge image loss (SPF back surface)
Used to set image loss in scan image area.
Image loss on the lead edge in SPF bask surface sub scan direction
can be adjusted. When the set value is increased, image loss on the
lead edge is increased.
can be adjusted. When the set value is increased, image loss on the
lead edge is increased.
Setting is made in binary input in the increment of 16 lines.
Default: 96 lines
SW60 No.5–No.8 Scan effective image area sub scan rear
edge image loss (SPF back surface)
edge image loss (SPF back surface)
Used to set image loss in scan image area.
Image loss on the rear edge in SPF bask surface sub scan direction
can be adjusted. When the set value is increased, image loss on the
rear edge is increased.
can be adjusted. When the set value is increased, image loss on the
rear edge is increased.
Setting is made in binary input in the increment of 16 lines.
Default: 144 lines
SW61 No.1–No.8 Inhibited to use
SW62 No.1 Inhibited to use
SW62 No.2 CI signal ON time in V.8 mode
Used to set CI signal ON time in CI signal send in V8 mode.
Default: 0 (9byte (240ms))
SW62 No.3 CI signal OFF time in V.8 mode
Used to set CI signal OFF time in CI signal send in V8 mode.
Default: 0 (1sec)
SW62 No.4, No.5 V.8 mode ANSam signal send time
Used to set ANSam/CED signal send time.
Default: 0 1 (4sec)
SW62 No.6–No.8 Inhibited to use
SW63 No.1, No.2 CI receive number to shift to non-V.34
communication
communication
Used to set CI receive number to shift to non-V.34 communication.
Default: 1 0 (2 times)
SW63 No.3–No.5 CI send number to shift to non-V.34
communication
communication
Used to set CI send number to shift to non-V.34 communication.
Setting is made in binary input.
Default: 2
SW63 No.6–No.8 Inhibited to use
SW64 No.1–No.8 Inhibited to use
SW65 No.1–No.8 Inhibited to use
SW66 No.1–No.8 Inhibited to use
SW67 No.1–No.4 Make time (10PPS) setup
Used to set make time in dialing in 10PPS.
Setting is made in binary input in the increment of 1ms.
Default: 33ms (U.K., Netherlands, Luxembourg, Belgium, France) /
41ms (Other than U.K., Netherlands, Luxembourg, Belgium,
France)
France)
SW67 No.5–No.8 Inhibited to use
SW68 No.1, No.2 Line open delay time in dial test
Used to set time interval between end of dialing and opening the line.
Valid only in dial test of simulation.
Valid only in dial test of simulation.
Default: 0 0 (2sec)
SW68 No.3, No.4 Inhibited to use
SW68 No.5–No.8 T1 timer setup
Used to set time for connection of the line when the remote machine
does not respond in FAX communication.
does not respond in FAX communication.
The time of ITU-T standard is 35 ± 5sec.
Setting is made in binary input in the increment of 5sec.
Default: 40sec
SW69 No.1–No.8 Inhibited to use
SW70 No.1–No.3 Inhibited to use
SW70 No.4 Reception waiting time between frames
Used to set reception wait time between frames.
Default: 0 (3.4sec)
SW70 No.5, No.6 Preamble send time of 300bps
Used to set preamble send time of 300bps.
Default: 0 1 (1.0sec)
SW70 No.7, No.8 RCP send times
Used to set number of times of RCP frame send.
Default: 0 0 (3 times)
SW71 No.1–No.8 Inhibited to use
AL-1556/1566 TEST COMMAND, FAX SOFT SWITCH, TROUBLE CODES 10 - 66
SW72 No.1 EYE-Q check
Used to set TCF check in TCF reception.
When set to 1, check is made only with EYE-Q value (EQM value).
Therefore, TCF check is loosely made.
Therefore, TCF check is loosely made.
When set to 0, check is made with received data and EYE-Q value
(EQM value).
(EQM value).
Default: 0 (0 reception & EYE-Q check)
SW72 No.2 ERR frame reception operation
Used to set operations when an image with an error frame is received.
Default: 0 (Not continue process. (Error))
SW72 No.3, No.4 Waiting time for CED/ANSam send start
Used to set waiting time from when the line is connected and the
machine enters FAX receive state to when CED/ANSam signal is send
to the line.
machine enters FAX receive state to when CED/ANSam signal is send
to the line.
Default: 0 0 (2.25sec)
SW72 No.5 RTC EOL send times
Used to set number of times of RTC EOL send.
Default: 1 (6 times)
SW72 No.6 Inhibited to use
SW72 No.7, No.8 CNG send start
Used to set CNG send time.
Default: 0 0 (0.5sec)
SW73 No.1, No.2 Minimum flags between frames
Used to set minimum flag number between frames.
Default: 0 0 (2-flag)
SW73 No.3, No.4 Phase C head dummy data send time
Used to set phase C head dummy data send time.
Default: 0 0 (0.2sec)
SW73 No.5, No.6 Inhibited to use
SW73 No.7, No.8 Flag-adrs timer setup (V.21-FSK)
Used to set timer between Flag-adrs in FSK signal receive in commu-
nication other than V.34 mode.
nication other than V.34 mode.
FSK signal receive in V.34 mode does not conform to this soft switch.
Default: 0 0 (6sec)
SW74 No.1–No.4 Print effective image area sub scan lead
edge void
edge void
Used to set print image area void.
The void amount on the lead edge in the sub scan direction can be
adjusted. When the set value is increased, the void amount on the lead
edge is increased.
adjusted. When the set value is increased, the void amount on the lead
edge is increased.
Setting is made in binary input in the increment of 16 lines.
Default: 32 lines
SW74 No.5–No.8 Inhibited to use
SW75 No.1, No.2 Inhibited to use
SW75 No.3, No.4 Communication end sound (Buzzer
sound length) setting
sound length) setting
Used to set the length of communication end buzzer sound in commu-
nication.
nication.
Default: 0 0 (3sec)
SW75 No.5–No.8 Print effective image area main scan
void
void
Used to set void amount in print image area.
The void amount in the main scan direction can be adjusted. When the
set value is increased, the margins on the right and the left are
increased.
set value is increased, the margins on the right and the left are
increased.
Setting is made in binary input in the increment of 16 dots.
Default: 48 dots
SW76 No.1–No.8 Scan magnification ratio adjustment
(SPF main scan)
(SPF main scan)
Used to set main scan magnification ratio in SPF scan.
Setting is made in binary input in the increment of 0.1%.
Default: 0%
SW77 No.1–No.8 Scan magnification ratio adjustment
(SPF sub scan)
(SPF sub scan)
Used to set sub scan magnification ratio in SPF scan.
Setting is made in binary input in the increment of 0.1%.
Default: 0%
SW78 No.1–No.8 Print magnification ration adjustment
(main scan)
(main scan)
Used to set main scan magnification ratio in print.
Setting is made in binary input in the increment of 0.1%.
Default: 0%
SW79 No.1–No.8 Print magnification ration adjustment
(sub scan)
(sub scan)
Used to set sub scan magnification ratio in print.
Setting is made in binary input in the increment of 0.1%.
Default: 0%
SW80 No.1–No.8 Destination information
Used to set country code.
SW81 No.1–No.8 Language information
Used to set language.
SW82 No.1–No.4 OC scan size default setting
Used to set OC scan default size.
Default: 0 0 1 1 (A4)
SW82 No.5–No.8 Inhibited to use
SW83 No.1, No.2 Inhibited to use
SW83 No.3–No.8 Speaker sound volume setting pattern
number
number
Used to set sound volume pattern of communication end and scan
end.
end.
Default: 1
SW84 No.1–No.8 Inhibited to use
SW85 No.1–No.8 Inhibited to use
SW86 No.1–No.8 Inhibited to use
SW87 No.1–No.8 Inhibited to use
SW88 No.1–No.8 Inhibited to use
SW89 No.1–No.8 Inhibited to use
SW90 No.1–No.8 Inhibited to use
SW91 No.1 Symbol speed 3429 send enable in V.34 send
Used to set whether symbol speed of 3429Hz is allowed or not in V.34
send.
send.
Default: 1 (Enable)
SW91 No.2 Symbol speed 3200 high carrier send enable in
V.34 send
V.34 send
Used to set whether use of high carrier is allowed or not when symbol
speed of 3200Hz is selected in V.34 send.
speed of 3200Hz is selected in V.34 send.
When high/low carriers are "disable", 3200Hz cannot be selected.
Default: 1 (Enable)
SW91 No.3 Symbol speed 3200 low carrier send enable in
V.34 send
V.34 send
Used to set whether use of low carrier is allowed or not when symbol
speed of 3200Hz is selected in V.34 send.
speed of 3200Hz is selected in V.34 send.
When high/low carriers are "disable", 3200Hz cannot be selected.
Default: 1 (Enable)
AL-1556/1566 TEST COMMAND, FAX SOFT SWITCH, TROUBLE CODES 10 - 67
SW91 No.4 Symbol speed 3000 high carrier send enable in
V.34 send
V.34 send
Used to set whether use of high carrier is allowed or not when symbol
speed of 3000Hz is selected in V.34 send.
speed of 3000Hz is selected in V.34 send.
When high/low carriers are "disable", 3200Hz cannot be selected.
Default: 1 (Enable)
SW91 No.5 Symbol speed 3000 low carrier send enable in
V.34 send
V.34 send
Used to set whether use of low carrier is allowed or not when symbol
speed of 3000Hz is selected in V.34 send.
speed of 3000Hz is selected in V.34 send.
When high/low carriers are "disable", 3200Hz cannot be selected.
Default: 1 (Enable)
SW91 No.6 Symbol speed 3429 enable in V.34 send
Used to set whether use of 3429Hz is allowed or not as symbol speed
in V.34 send.
in V.34 send.
Default: 1 (Enable)
SW91 No.7 Symbol speed 2800 enable in V.34 send
Used to set whether use of 2800Hz is allowed or not as symbol speed
in V.34 send.
in V.34 send.
Default: 1 (Enable)
SW91 No.8 Symbol speed 2743 enable in V.34 send
Used to set whether use of 2743Hz is allowed or not as symbol speed
in V.34 send.
in V.34 send.
Default: 1 (Enable)
SW92 No.1–No.8 Inhibited to use
SW93 No.1–No.8 Inhibited to use
SW94 No.1–No.8 Inhibited to use
SW95 No.1–No.8 Inhibited to use
SW96 No.1–No.8 Inhibited to use
SW97 No.1–No.8 Inhibited to use
SW98 No.1–No.8 Inhibited to use
SW99 No.1–No.8 Inhibited to use
SW100 No.1–No.8 Inhibited to use
SW101 No.1–No.4 Print effective image area sub scan
lead edge void (Back surface)
lead edge void (Back surface)
Used to set void amount in print image area.
Void amount on the lead edge in sub scan direction can be adjusted.
When the set value is increased, the margin on the lead edge is
increased.
When the set value is increased, the margin on the lead edge is
increased.
Setting is made in binary input in the increment of 16 lines.
Default: 32 lines
SW101 No.5–No.8 Print effective image area sub scan rear
edge void (Back surface)
edge void (Back surface)
Void amount on the rear edge in sub scan direction can be adjusted.
When the set value is increased, the margin on the read edge is
increased.
When the set value is increased, the margin on the read edge is
increased.
Setting is made in binary input in the increment of 16 lines.
Default: 48 lines
SW102 No.1–No.4 Scan effective image area main scan
left edge image loss (OC)
left edge image loss (OC)
Used to set image loss in scan image area.
Image loss on the left edge in OC main scan direction can be adjusted.
When the set value is increased, image loss is increased.
When the set value is increased, image loss is increased.
Setting is made in binary input in the increment of 24 dots.
Default: 96 dots
SW102 No.5–No.8 Scan effective image area main scan
right edge image loss (OC)
right edge image loss (OC)
Used to set image loss in scan image area.
Image loss on the right edge in OC main scan direction can be
adjusted. When the set value is increased, image loss is increased.
adjusted. When the set value is increased, image loss is increased.
Setting is made in binary input in the increment of 24 dots.
Default: 96 dots
SW103 No.1–No.4 Scan effective image area sub scan
lead edge image loss (OC)
lead edge image loss (OC)
Used to set image loss in scan image area.
Image loss on the lead edge in OC sub scan direction can be adjusted.
When the set value is increased, image loss is increased.
When the set value is increased, image loss is increased.
Setting is made in binary input in the increment of 16 lines.
Default: 96 lines
SW103 No.5–No.8 Scan effective image area sub scan
rear edge image loss (OC)
rear edge image loss (OC)
Used to set image loss in scan image area.
Image loss on the rear edge in OC sub scan direction can be adjusted.
When the set value is increased, image loss is increased.
When the set value is increased, image loss is increased.
Setting is made in binary input in the increment of 16 lines.
Default: 144 lines
SW104 No.1–No.4 Scan effective image area main scan
left edge image loss (SPF back surface)
left edge image loss (SPF back surface)
Used to set image loss in scan image area.
Image loss in SPF back surface main scan direction can be adjusted.
When the set value is increased, image loss is increased.
When the set value is increased, image loss is increased.
Setting is made in binary input in the increment of 24 dots.
Default: 96 dots
SW104 No.5–No.8 Scan effective image area main scan
right edge image loss (SPF back surface)
right edge image loss (SPF back surface)
Used to set image loss in scan image area.
Image loss on the right edge in SPF back surface main scan direction
can be adjusted. When the set value is increased, image loss is
increased.
can be adjusted. When the set value is increased, image loss is
increased.
Setting is made in binary input in the increment of 24 dots.
Default: 96 dots
SW105 No.1–No.8 Scan magnification ratio adjustment
(OC main scan)
(OC main scan)
Used to set the main san magnification ratio in OC main scan.
Setting is made in binary input in the increment of 0.1%.
Default: 0%
SW106 No.1–No.8 Scan magnification ratio adjustment
(OC sub scan)
(OC sub scan)
Used to set the sub scan magnification ratio in OC sub scan.
Setting is made in binary input in the increment of 0.1%.
Default: 0%
SW107 No.1–No.8 Scan magnification ratio adjustment
(SPF back surface main scan)
(SPF back surface main scan)
Used to set the main scan magnification ratio in SPF back surface
scan.
scan.
Setting is made in binary input in the increment of 0.1%.
Default: 0%
SW108 No.1–No.8 Scan magnification ratio adjustment
(SPF back surface sub scan)
(SPF back surface sub scan)
Used to set the sub scan magnification ratio in SPF back surface scan.
Setting is made in binary input in the increment of 0.1%.
Default: 0%
AL-1556/1566 TEST COMMAND, FAX SOFT SWITCH, TROUBLE CODES 10 - 68
SW109 No.1–No.8 Print magnification ratio adjustment
(Main scan back surface)
(Main scan back surface)
Used to set the main scan magnification ratio in back surface print.
Setting is made in binary input in the increment of 0.1%.
Default: 0%
SW110 No.1–No.8 Print magnification ratio adjustment
(Sub scan back surface)
(Sub scan back surface)
Used to set the sub scan magnification ratio in back surface print.
Setting is made in binary input in the increment of 0.1%.
Default: 0%
6. Trouble codes
A. Trouble codes list
B. Details of trouble codes
Main
code
code
Sub
code
Details of trouble
E1
00
IMC communication trouble
10
IMC trouble
13
IMC flash ROM error
16
IMC DIMM memory read/write check error
81
IMC communication interface error (parity)
82
IMC communication interface error (Overrun)
84
IMC communication interface error (Framing)
E7
02
LSU trouble
10
Shading trouble (Black correction)
11
Shading trouble (White correction)
16
Abnormal laser output
F5
02
Copy lamp lighting abnormality
F6
10
FAX board trouble (AL-1566)
H2
00
Thermistor open
H3
00
Heat roller high temperature detection
H4
00
Heat roller low temperature detection
L1
00
Feeding is not completed within the specified time after
starting feeding. (The scan head locking switch is locked)
starting feeding. (The scan head locking switch is locked)
L3
00
Scanner return trouble
L4
01
Main motor lock detection
L6
10
Polygon motor lock detection
U1
03
FAX board battery error (AL-1566)
U2
04
EEPROM read/write error (Serial communication error)
11
Counter check sum error (EEPROM)
U9
99
Operation panel language error
Main
code
code
Sub
code
Details of trouble
E1
00
Content IMC communication trouble
Detail
An abnormality occurs in communication
between the CPU and the IMC.
between the CPU and the IMC.
Cause
IMC – CPU signal line abnormality
IMC Memory defect/data abnormality
IMC Memory defect/data abnormality
Check
and
remedy
and
remedy
Replace the MCU PWB with new one.
10
Content IMC trouble
Detail
An abnormality occurs in the IMC.
Cause
USB chip error/CODEC error on the IMC.
Check
and
remedy
and
remedy
Replace the MCU PWB with a new one.
13
Content IMC flash ROM error
Detail
Detail
An abnormality occurs in the IMC flash ROM.
Cause
IMC abnormality
Check
and
remedy
and
remedy
Replace the MCU PWB with a new one.
If downloading of the program is abnormally
terminated, it may cause an error. Download
the program again to avoid this.
If downloading of the program is abnormally
terminated, it may cause an error. Download
the program again to avoid this.
E1
16
Content IMC DIMM memory read/write check error
Detail
An installation error occurs in the IMC memory
module.
An error occurs during access to the IMC
memory.
module.
An error occurs during access to the IMC
memory.
Cause
Improper installation of the IMC memory
module.
IMC memory module abnormality
IMC memory contact abnormality
IMC abnormality.
module.
IMC memory module abnormality
IMC memory contact abnormality
IMC abnormality.
Check
and
remedy
and
remedy
Check installation of the memory module.
Replace the memory module.
Replace the MCU PWB with a new one.
Replace the memory module.
Replace the MCU PWB with a new one.
81
Content IMC communication interface error (parity)
Detail
A parity error occurs in communication between
the CPU and the IMC.
the CPU and the IMC.
Cause
IMC memory defect/data abnormality
Check
and
remedy
and
remedy
Check the memory of the IMC.
Replace the MCU PWB with new one.
Replace the MCU PWB with new one.
82
Content IMC communication interface error (Overrun)
Detail
An overrun error occurs in communication
between the CPU and the IMC.
between the CPU and the IMC.
Cause
IMC memory defect/data abnormality.
Check
and
remedy
and
remedy
Check the memory of the IMC.
Replace the MCU PWB with new one.
Replace the MCU PWB with new one.
84
Content IMC communication interface error (Framing)
Detail
Detail
A framing error occurs in communication
between the CPU and the IMC.
between the CPU and the IMC.
Cause
IMC memory defect/data abnormality.
Check
and
remedy
and
remedy
Check the memory of the IMC.
E7
02
Content LSU trouble
Detail
The BD signal from the LSU cannot be detected
in a certain cycle. (Always OFF or always ON)
in a certain cycle. (Always OFF or always ON)
Cause
LSU connector or LSU harness defect or
disconnection
Polygon motor rotation abnormality
Laser beams are not generated.
MCU PWB abnormality.
disconnection
Polygon motor rotation abnormality
Laser beams are not generated.
MCU PWB abnormality.
Check
and
remedy
and
remedy
Check connection of the LSU connector.
Execute TC 61-03 to check the LSU operations.
Check that the polygon motor rotates normally.
Check that the laser emitting diode generates
laser beams.
Replace the LSU unit.
Replace the MCU PWB.
Execute TC 61-03 to check the LSU operations.
Check that the polygon motor rotates normally.
Check that the laser emitting diode generates
laser beams.
Replace the LSU unit.
Replace the MCU PWB.
10
Content Shading trouble (Black correction)
Detail
Detail
The CCD black scan level is abnormal when the
shading.
shading.
Cause
Improper connection of the CCD unit flat cable
CCD unit abnormality
MCU PWB abnormality
CCD unit abnormality
MCU PWB abnormality
Check
and
remedy
and
remedy
Check connection of the CCD unit flat cable.
Check the CCD unit.
Check the CCD unit.
Main
code
code
Sub
code
Details of trouble
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