Sharp AL-1566 (serv.man7) Service Manual ▷ View online
AL-1556/1566 EXTERNAL VIEWS AND INTERNAL STRUCTURES 4 - 1
[4] EXTERNAL VIEWS AND INTERNAL STRUCTURES
1. Appearance
2. Internal
1
Document glass
2
FAX operation panel (AL-1566)
3
Operation panel
4
Front cover
5
Paper tray
6
Side cover
7
Side cover open button
8
Bypass tray paper guides
9
Bypass tray
10
Reversing tray
11
Original guides
12
Document feeder cover
13
Document feeder tray
14
Exit area
15
Paper output tray
16
Paper output tray extension
17
Power switch
18
Handles
19
Power cord
20
USB port
21
LAN port
22
Telephone line port (AL-1566)
23
External telephone line port (AL-1566)
24
Paper holding arm
1
Side cover
2
Fusing unit release lever
3
Transfer charger
4
Charger cleaner
5
Front cover
3
4
5
1
2
2
6
8
7
9
RSPF
10
11
12
13
14
Interface
15
16
16
17
18
18
19
20
21
18
24
LINE
TEL
22
23
(AL-1566)
TD cartridge
Drum cartridge
1
5
2
3
4
AL-1556/1566 EXTERNAL VIEWS AND INTERNAL STRUCTURES 4 - 2
3. Operation panel
1
[MODE SELECT] key / Mode indicators
Press this key to select the mode. The indicator of the selected mode
lights (copy, printer, scanner, fax).
Press this key to select the mode. The indicator of the selected mode
lights (copy, printer, scanner, fax).
2
Display
This shows messages indicating the machine status and any
problems that occur, as well as user programs and function setting
menus.
This shows messages indicating the machine status and any
problems that occur, as well as user programs and function setting
menus.
3
Numeric keys
Use these to enter the number of copies and other numerical
settings.
The keys can also be used to select items in function setting menus.
Use these to enter the number of copies and other numerical
settings.
The keys can also be used to select items in function setting menus.
4
[CLEAR] key (
)
Use this to clear the set number of copies, as well as cancel a job
that is in progress. When a setting menu appears, use this key to
move back to the previous menu level.
that is in progress. When a setting menu appears, use this key to
move back to the previous menu level.
5
Power save indicator
This lights up when the power save function is activated.
This lights up when the power save function is activated.
6
RSPF indicator
This lights up when an original is placed in the RSPF.
This lights up when an original is placed in the RSPF.
7
Error indicator
This lights steadily or blinks when a paper misfeed or other error
occurs.
This lights steadily or blinks when a paper misfeed or other error
occurs.
8
[TRAY SELECT] key (
)
Use to select the paper tray that has the desired paper for copying.
9
Tray location indicator
Indicates the selected paper tray. The indicator blinks when the tray
is out of paper or is not closed.
Indicates the selected paper tray. The indicator blinks when the tray
is out of paper or is not closed.
10 [MENU] key
Press this key to select the paper size for copying, to configure a
user program or to display the total count.
user program or to display the total count.
11 [2-SIDED COPY] key
Use to copy both sides of an original.
12 [E-SORT/SP.FUN] key
Press to select the sort function, 2 in 1 copy function, or margin shift
function.
function.
13 [
] key (
), [
] key (
), [OK] key
Press the [
] key (
) or [
] key (
) to select an item in a
function setting menu.
Press the [OK] key to enter a selection.
Press the [OK] key to enter a selection.
14 [EXPOSURE] key
Use to switch from auto exposure adjustment to text mode or photo
mode.
mode.
15 [ZOOM] key
Press to select an enlargement or reduction ratio.
To select a preset ratio setting, press the [ZOOM] key and select the
desired preset ratio. To select a ratio that is not preset, press the
[ZOOM] key, select the preset ratio that is closest to the desired ratio,
and then press the [
To select a preset ratio setting, press the [ZOOM] key and select the
desired preset ratio. To select a ratio that is not preset, press the
[ZOOM] key, select the preset ratio that is closest to the desired ratio,
and then press the [
] key (
) or [
] key (
) to increase or
decrease the ratio in increments of 1%.
16 [START] key (
) / Ready indicator
The ready indicator lights up when copying or scanning is possible.
To begin copying, press the [START] key (
To begin copying, press the [START] key (
).
The [START] key (
) is also pressed to return to normal operation
from auto power shut-off mode.
Press this key to start FAX send and FAX manual receive, etc.
Press this key to start FAX send and FAX manual receive, etc.
17 [CLEAR ALL] key (
)
This returns all functions to the default settings. When pressed in a
setting menu, this returns the settings and display to the initial state.
setting menu, this returns the settings and display to the initial state.
18 Shows the current copy ratio.
19 Shows the selected paper size.
20 Shows the number of copies that has been entered with the numeric
keys.
21 A checkmark "
" appears when the exposure has been changed, or
when two-sided copying, sort, 2 IN 1, or margin shift is selected.
22 One Touch keys (AL-1566)
Used to dial automatically to a registered destination.
23 [MEMORY] key (AL-1566)
Used to turn ON/OFF the memory mode.
24 [SPEED/SEARCH] key (AL-1566)
Press this key to dial to a number registered as a reduction number.
Also used to delete a mistaken input of character and number. To
retrieve a registered FAX number, press this key twice.
Also used to delete a mistaken input of character and number. To
retrieve a registered FAX number, press this key twice.
25 [BROADCAST] key (AL-1566)
Used to send FAX message to two or more destinations.
26 [RECEPTION MODE] key (AL-1566)
Press this key to select the reception mode.
27 [REDIAL/PAUSE] key (AL-1566)
Press this key to dial again to the destination which was previously
dialed to.
Press this key to insert pause when dialing. (2sec)
dialed to.
Press this key to insert pause when dialing. (2sec)
28 [RESOLUTION] key (AL-1566)
Used to change the FAX resolution.
When this key is pressed, the LCD display is shifted sequentially.
Standard
When this key is pressed, the LCD display is shifted sequentially.
Standard
→
Fine
→
Superfine
→
Fine + Half-tone
→
Superfine + Half-tone
29 [CONTRAST] key (AL-1566)
Used to adjust the density in FAX send.
30 [COVER SHEET] key (AL-1566)
Used to add a cover page and message.
31 [REPORT] key (AL-1566)
Used to print reports.
32 [2-SIDED TX] key (AL-1566)
Press this key to send duplex document.
33 [SHIFT] key (AL-1566)
Used in combination with the one-touch key to select one-touch
destination umber 10 – 18.
destination umber 10 – 18.
34 [SPEAKER] key (AL-1566)
Press this key to allow manual dialing.
READY TO COPY.
100% 8.5x11 0
100% 8.5x11 0
Display
AL-1566 only
AL-1566
6 7
8 9 10 11
12 13 14
15
16 17
18
19
20
21
1
2
3
4
5
01
10
10
02
11
11
03
12
12
04
13
13
05
14
14
06
15
15
07
16
16
08
17
17
09
18
18
SHIFT
MEMORY
SPEED/
SEARCH
SEARCH
BROAD-
CAST
CAST
RECEPTION
MODE
MODE
REDIAL/
PAUSE
PAUSE
RESOLU-
TION
TION
CONTRAST
COVER
SHEET
SHEET
REPORT 2-SIDED TX
LINE STATUS
SPEAKER
22
32
31
23
24
25 26
27
34
28
29
30
33
1
1
2
2
2
2
1
1
1,2,3,
1,2,3,
SP. FUNC
AUTO
ZOOM
OK
AL-1556/1566 EXTERNAL VIEWS AND INTERNAL STRUCTURES 4 - 3
4. Motors and solenoids
No.
Part name
Control signal
Function / Operation
1
Main motor
MM
Drives the copier.
2
Scanner motor
MRMT
Drives the optical mirror base (scanner unit).
3
Toner motor
TM
Supplies toner.
4
Cooling fan motor
VFM
Cools the optical section.
5
Resist roller solenoid
RRS
Resist roller rotation control solenoid
6
Paper feed solenoid
CPFS1
Cassette Paper feed solenoid 1
7
Multi paper feed solenoid
MPFS
Multi manual pages feed solenoid
8
SPF motor
SPFM
Drives the single pass feeder
9
Duplex motor
DMT
Devices the duplex paper transport section
10
Original feed solenoid
SPUS
Original pick up solenoid
11
SPF paper feed solenoid
SPFS
Original feed solenoid
12
SPF gate solenoid
SGS
Controls the document reverse gate.
13
Shifter motor
SFTM
Drives the shifter.
1
4
8
11
2
12
13
9
10
5
7
6
3
AL-1556/1566 EXTERNAL VIEWS AND INTERNAL STRUCTURES 4 - 4
5. Sensors and switches
No.
Name
Signal
Type
Function
Output
1
Scanner unit home position
sensor
sensor
MHPS
Transmission sensor
Scanner unit home position detection
"H" at home position
2
POD sensor
POD
Transmission sensor
Paper exit detection
"H" at paper pass
3
PPD2 sensor
PPD2
Transmission sensor
Paper transport detection 2
"L" at paper pass
4
Cassette detection switch
CED1
Micro-switch
Cassette installation detection
"H" at cassette insertion
5
PPD1 sensor
PPD1
Transmission sensor
Paper transport detection 1
"L" at paper pass
6
Door switch
DSW
Micro-switch
Door open/close detection
(safety switch for 24V)
(safety switch for 24V)
1 or 0V of 24V at door open
7
Drum reset switch
DRST
Micro-switch
New drum detection switch
Instantaneously "H" at insertion of
new drum
new drum
8
SPF sensor
SPID/
SD SW
SD SW
Transmission sensor
Paper entry detection
Cover open/close detection
Cover open/close detection
"L" at paper pass
9
SPPD sensor
SPPD
Transmission sensor
Paper transport detection
"L" at paper pass
10
PD1 sensor
PD1
Micro-switch
Paper width detect
"H" at A4 size or less
"L" at A4 size or more
"L" at A4 size or more
1
9
8
2
3
4
5
10
6
7
Display