DOWNLOAD Sharp AR-M550 (serv.man11) Service Manual ↓ Size: 14.16 MB | Pages: 59 in PDF or view online for FREE

Model
AR-M550 (serv.man11)
Pages
59
Size
14.16 MB
Type
PDF
Document
Service Manual
Brand
Device
Copying Equipment / (6a) List of sections, Operation panel section, Paper feed transport duplex exit revserse sections.
File
ar-m550-sm11.pdf
Date
PREV: Sharp AR-M550 (serv.man10) Service Manual

Sharp AR-M550 (serv.man11) Service Manual ▷ View online

AR-M550/M620  DETAILS OF EACH SECTION  6 - 17
4) Remove the torque limiter.
a-5. Lift wire (Rear)
1) Remove the  paper feed tray units 1 and 2. (See “a. Paper feed
tray units 1 and 2” in “(Paper feed tray sections 1 and 2)”
2) Remove the E-ring, slide the winding pulley, and loosen the wire. 
3) Release the pawl, and remove the wire.
4) Remove the plastic E-ring.
5) Remove the wire.
∗
Pass the nylon clamp.
∗
Attach so that the red wire is on the outside.
∗
Turn it clockwise to fit with the T-shape pin position and insert.
a-6. Lift wire (Front)
1) Remove the  paper feed tray 1/2 unit. (See “(Paper feed tray sec-
tions 1 and 2)” in “a. Paper feed tray units 1 and 2”)
2) Push down the tray and remove the screw, and remove the paper
feed tray 1/2 front cabinet. 
AR-M550/M620  DETAILS OF EACH SECTION  6 - 18
3) Remove the E-ring, slide the winding pulley, and loosen the wire.
4) Release the pawl, and remove the wire.
5) Remove the plastic E-ring.
6) Remove the wire. 
∗
Pass the nylon clamp.
∗
Attach so that the red wire is on the outside.
∗
Turn it counterclockwise and fit with the T-shape pin position and
insert.
b-1. Paper remaining quantity sensor PWB
1) Remove the paper feed tray units 1 and 2. (See “a. Paper feed tray
units 1 and 2” in this section)
2) Disconnect the connector, and remove the paper remaining quan-
tity sensor PWB.
b-2. Paper remaining quantity detector
1) Remove the paper feed tray units 1 and 2. (See “a. Paper feed tray
units 1 and 2” in this section)
2) Disconnect the connector, and remove the paper feed tray lock
arm unit. 
3) Disconnect the connector, and remove the paper remaining quan-
tity detector.
AR-M550/M620  DETAILS OF EACH SECTION  6 - 19
b-3. Paper feed trays 1 and 2 sensor
1) Remove the rear cabinet.
2) Disconnect the connector, and remove the paper feed trays 1 and
2 sensor.
b-4. Dry heater
1) Remove the rear cabinet. (See “b-3. Paper feed trays 1 and 2 sen-
sor” in this section)
2) Disconnect the connector from the dehumidifier heater relay PWB.
3) Remove the dry heater unit.
4) Remove the dry heater.
AR-M550/M620  DETAILS OF EACH SECTION  6 - 20
(Paper feed trays 3 and 4)
A. Major parts and signal functions
M1SS PWB
M2SS PWB
14
13
12
11
10
1
9
8
7
6
5
4
3
2
24
23
22
21
20
19
18
17
16
15
25
26
27
28
29
30
32
31
9
8
7
6
5
4
3
2
1
9
8
7
6
5
4
3
2
1
12
11
10
12
11
10
13
14
15
16
17
18
13
14
15
16
17
18
5
4
3
2
1
6
5
4
3
2
1
6
33
34
3
2
1
3
2
1
PCU PWB
GND2
M1SS1
M1SS2
M1SS3
M1SS4
GND2
M1SPD
GND2
M2SS1
M2SS2
M2SS3
M2SS4
GND2
M2SPD
(NC)
(NC)
SMP-18V-NC/SMR-18V-N
+5V2
+5V2
S6B-PH-K-S
S6B-PH-K-S
PHR-3
PHR-3
M2SPD
GND2
M1SS1
M1SS2
M1SS3
M1SS4
M2SS1
M2SS2
M2SS3
M2SS4
M1SPD
(NC)
GND2
GND2
(NC)
GND2
+5V2
+5V2
CN-15
GND2
GND2
/GBPWM
/MHVREM
MHV-T
/THV+PWM
/CHV-PWM
/CHV-REM
/CHVACPWM
/CHVACREM
/DVPWM
/DVREM
HVREM
(NC)
DSW-F
+24V1
(NC)
THV+REM
M2SS1
M2SPD
GND2
M2SS4
M2SS3
M2SS2
M1SPD
GND2
M1SS4
M1SS3
M1SS2
M1SS1
+5V2
+5V2
GND2
GND2
B34B-PHDSS-B
9
8
7
6
5
4
3
2
1
9
8
7
6
5
4
3
2
1
11
10
11
10
9
8
7
6
5
4
3
2
1
9
8
7
6
5
4
3
2
1
11
10
11
10
3
1
1
2
2
3
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
1
9
8
7
6
5
4
3
2
25
26
27
28
29
30
31
32
3
2
1
3
2
1
3
2
1
2
1
3
2
1
3
2
1
3
2
1
2
1
1
2
2
1
2
1
2
1
2
1
1
3
2
1
2
1
2
GND2
GND2
GND2
+24V1
PHR-3
PHR-3
GND2
GND2
GND2
+24V1
SMR-11V-N/SMP-11V-NC
/M1PUS
M1PED
M1LUD
M1PFD
/M1PUS
M1PED
M1LUD
M1PFD
GND2
GND2
GND2
+24V1
PHR-3
PHR-3
GND2
GND2
GND2
+24V1
SMR-11V-N/SMP-11V-NC
/M2PUS
M2PED
M2LUD
M2PFD
/M2PUS
M2PED
M2LUD
M2PFD
+5V2
+5V2
+5V2
+5V2
+5V2
+5V2
+5V2
+5V2
CN-16
PHR-2
GND2
PHNR-02-H+BU02P-TR-P-H
+24V1
/M1PFC
PHNR-02-H+BU02P-TR-P-H
+24V1
/DSKPFC1
SMR-03V-N/SMP-03V-NC
M1PWS
GND2
M1PWS
GND2
+24V1
+24V1
/M1PUS
/M2PUS
GND2
GND2
M1PED
M2PED
+5V2
+5V2
GND2
GND2
M1LUD
M2LUD
+5V2
+5V2
+5V-M1PFD
+5V-M2PFD
GND2
GND2
M1PFD
M2PFD
+24V1
+24V1
/M1PFC
/DSKPFC1
M1LUM
Vref
GND2
GND2
(NC)
M1PWS
B32B-PHDSS-B
+5V-M1PFD
+5V-M1PFD
+5V-M2PFD
+5V-M2PFD
M1LUM
Vref
Vref
SMP-02V-NC/SMR-02V-N
SMP-02V-NC/SMR-02V-N
PHR-3(RED)
PHR-3(RED)
Soldering
M1PED
M1LUD
M1PFD
M1PUS
M1LUM
M1PWS
MM
M1SPD
DSKPFC1
M1PFC
14
13
12
11
10
1
9
8
7
6
5
4
3
2
24
23
22
21
20
19
18
17
16
15
25
26
27
28
29
30
9
8
7
6
5
4
3
2
1
9
8
7
6
5
4
3
2
1
10
10
1
2
2
1
2
1
CN-17
M2LUM
GND2
+24V1
/T1PFC
+24V1
/M2PFC
+24V1
/DSKPFC2
GND2
TXD-FIN
RXD-FIN
RES-FIN
/DTR-FIN
/DSR-FIN
GND2
+5V2
/MM
MMCLK
MM-T
GND2
TANSET
+5V2
GND2
GND2
DSW-DSK
+5V2
(NC)
TSW-LED
TSW
(NC)
B30B-PHDSS-B
GND2
TXD-FIN
RXD-FIN
/DTR-FIN
/DSR-FIN
RES-FIN
GND2
+24V1
/M2PFC
M2LUM
SMR-10V-N/SMP-10V-NC
PHR-2
GND2
PHNR-02-H+BU02P-TR-P-H
+24V1
/M2PFC
M2LUM
M2LUM
M2PFC
5
4
3
2
1
S5B-PH-K-S
GND2
+5V2
/MM
MMCLK
MM-T
M2PED
M2LUD
M2PFD
M2PUS
M2SPD
7
8
9
7
8
9
11
12
12
1
1
1
2
2
10
5
4
4
3
3
6
6
10
5
11
7
8
9
9
8
7
10
11
11
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