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
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AR-M550/M620  DETAILS OF EACH SECTION  6 - 10
a-3. Pickup roller
a-4. Paper feed roller
a-5. Separation roller
1) Pull out the multi manual paper feed tray unit. (See “a. Multi man-
ual paper feed tray unit”)
2) Remove the actuator unit. (See “a-3. Pickup roller”)
3) Unhook the claw to remove the pickup roller.
4) Unhook the claw to remove the paper feed roller.
5) Remove the separation roller cover. 
6) Remove the separation roller.
a-6. Torque limiter
1) Pull out the multi paper feed tray unit. (See “a. Multi manual paper
feed tray unit”)
2) Remove the bottom cover.
3) Remove the separation roller.
4) Remove the separation roller shaft, and remove the torque limiter.
AR-M550/M620  DETAILS OF EACH SECTION  6 - 11
a-7. Manual feed gate solenoid
1) Remove the multi manual paper feed tray unit. (See “a. Multi man-
ual paper feed tray unit”)
2) Remove the bottom cover. (See “a-6. Torque limiter”)
3) Disconnect the connector, and remove the manual paper feed gate
solenoid unit.
4) Remove the manual feed gate solenoid.
a-8. Manual feed paper pass detector 1
1) Remove the multi manual paper feed tray unit. (See “a. Multi man-
ual paper feed tray unit”)
2) Remove the bottom cover. (See “a-6. Torque limiter”)
3) Disconnect the connector, and remove the manual paper feed
paper pass detector 1.
a-9. Paper feed clutch
1) Remove the multi manual paper feed tray unit. (See “a. Multi man-
ual paper feed tray unit”)
2) Remove the upper cover.
　
(See “a-3. Pickup roller”)
3) Remove the front cover.
4) Remove the interface pass earth plate, the E-ring, and the bearing,
and remove the manual paper feed mounting plate. 
5) Remove the connector and the E-ring, and remove the paper feed
clutch. 
∗
When assembling, fit the rotation stopper of the paper feed clutch
with the clutch fixing screw.
AR-M550/M620  DETAILS OF EACH SECTION  6 - 12
a-10. Paper pickup solenoid
1) Remove the multi manual paper feed tray unit. (See “a. Multi man-
ual paper feed tray unit”)
2) Remove the manual paper feed upper cover and the pickup upper
cover. (See “a-3. Pickup roller”)
3) Remove the front cover, and remove the manual paper feed
mounting plate. (See “a-9. Paper feed clutch”)
4) Remove the spring.
5) Disconnect the connector, and remove the paper pickup solenoid
unit. 
6) Remove the paper pickup solenoid. 
a-11. Manual feed paper width size detection PWB
1) Remove the multi manual paper feed tray unit. (See “a. Multi man-
ual paper feed tray unit”)
2) Remove the multi tray 250 lower. 
3) Remove the width detection mounting plate.
4) Remove the pawl and the connector, and remove the manual
paper feed VR PWB. 
a-12. Manual feed paper length detector 1
a-13. Manual feed paper length detector 2
a-14. Manual tray pull-out position detector 1
a-15. Manual tray pull-out position detector 2
1) Remove the multi manual paper feed tray unit. (See “a. Multi man-
ual paper feed tray unit”)
2) Remove the multi tray 250 lower. (See “a-11. Manual feed paper
width size detection PWB”)
3) Remove the manual paper feed tray lower.
4) Disconnect the connector, and remove the manual paper feed
length detector 1 (A) and the manual paper feed length detector 2
(B).
5) Disconnect the connector, and remove the manual paper feed tray
pull-out position detector 1(A) and the manual paper feed tray pull-
out position detector 2 (B).
A
B
A
B
AR-M550/M620  DETAILS OF EACH SECTION  6 - 13
(Paper feed tray sections 1 and 2)
A. Major parts and signal functions
S4B-PH-K-S
SMR-02V-N/SMP-02V-NC
SMR-02V-N/SMP-02V-NC
PCU PWB
GND2
GND2
CN-14
B24B-PHDSS-B
+24V1
+24V1
/T1PUS
/T2PUS
+24V1
/DSKLS
+5V2
GND2
T1LUD
+5V2
T1PED
GND2
T2LUD
T2PED
GND2
T1SPD
GND2
T2SPD
+5V2
+5V2
PHR-2
GND2
GND2
PHR-3
T1SPD
+5V2
+24V1
/T2PUS
+5V2
T1LUD
GND2
T1PED
S4B-PH-K-S
+5V2
GND2
T1LUD
T1PED
SMR-04V-N/SMP-04V-NC
PHR-3
+5V2
T2PED
T2LUD
GND2
T2LUD
T2PED
+5V2
GND2
+24V1
/T1PUS
PHR-2
GND2
SMP-10V-NC/SMR-10V-N
T1LUM
T2LUM
T1LUM
T2LUM
GND2
T1SPD
+5V2
GND2
T2SPD
+5V2
GND2
T2SPD
+5V2
T2PUS
T1PUS
T1SPD
T2SPD
T1PFC
MM
T2LUM
T2PFC
T2S PWB
T1S PWB
24
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
10
9
8
7
6
5
4
3
2
1
10
9
8
7
6
5
4
3
2
1
4
3
2
1
4
3
2
1
4
3
2
1
2
1
2
1
2
1
2
1
2
1
2
1
4
3
2
1
3
2
1
3
2
1
23
22
21
20
24
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
23
22
21
20
25
26
27
28
29
30
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
3
2
1
PHR-3
GND2
TANSET
+5V2
5
4
3
2
1
S5B-PH-K-S
GND2
+5V2
/MM
MMCLK
MM-T
TANSET
2
1
1
3
3
2
PHNR-03-H+BU03P-TR-P-H
+24V1
(NC)
/T1PFC
2
1
1
3
3
2
+24V1
(NC)
PHNR-03-H+BU03P-TR-P-H
/T2PFC
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
GND2
TH-DV
GND2
HUS-DV
MPRD2
GND2
+5V2
+5V-MPRD2
MPRD1
+5V-MPRD1
GND2
TSGOUT
GND2
TCS
+24V1
GND2
PPD
+5V2
DVCH4
DVCH3
DVCH2
DVCH1
+24V1
/PSBC
+24V1
+24V1
/T2PFC
+24V1
/HPFC
CN-12
B30B-PHDSS-B
/HPLS
T1LUM
7
6
5
5
8
8
1
3
2
2
1
4
3
1
4
7
6
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