Read Sharp AR-M550 (serv.man22) Service Manual online
AR-555/550/620/625 PCU PWB 4 - 92
4
3
2
1
4
3
2
1
D
C
B
A
14/14
CFM-R3
CFM-R2
CFM-R1
GND1
CFM-DC2\
CFM-DC\
GND2
GND2
GND2
GND2
PSBC\
(13)
MPRD2
(9)
M2LUM
(11)
M2PFC\
(13)
M1LUM
(11)
M1PFC\
(13)
M1SS1
(10)
M1SS2
(10)
M1SS3
(10)
M1SS4
(10)
M1SPD
(10)
TSW
(10)
TSW-LED
(8)
DSW-DSK
(10)
MPFD2
(9)
TXD_LCC
(7)
DTR_LCC\
(7)
TANSET
(10)
DSR_LCC\
(7)
LPPD
(9)
RXD_LCC
(7)
RES_LCC
(7)
TRC_LCC\
(7)
DSW-F_HV
(8)
CHVACREM\
(12)
GBPWM\
(12)
DVREM\
(12)
CHV-REM\
(12)
MHV-T
(9)
+5VLD
(8)
READY\
(12)
START\
(12)
TEST
(9)
VRB
(6)
VIDEO\
(2)
VIDEO
(2)
LSU_S/H
(12)
LDON\
(12)
SYNC\
(2)
PGMCLK
(12)
PAGE_MON
(7)
TXD_DBG
(7)
DSR_DBG\
(7)
RXD_DBG
(7)
DTR_DBG\
(7)
MPRD1
(9)
PPD
(10)
T1PFC\
(13)
DSKPFC2\
(13)
MMCLK\
(7)
MM\
(7)
MM-T
(10)
TXD_FIN
(7)
RXD_FIN
(7)
DTR_FIN\
(7)
DSR_FIN\
(7)
RES_FIN
(7)
PCU_DSR_MON
(7)
PCU_TXD_MON
(7)
PCU_RXD_MON
(7)
PCU_DTR_MON
(7)
PCU_RES_MON
(7)
THV+REM
(12)
T2PED
(10)
T1LUM
(11)
T2LUD
(10)
T1PED
(10)
SOL2\
(13)
SOL1\
(13)
T1PPD\
(3)
INPUT2\
(3)
T1LUD
(10)
T2PFC\
(13)
HPFC\
(13)
+5V_MPRD1
(8)
+5V_MPRD2
(8)
MPED
(9)
MFPUS\
(13)
MPFGS\
(13)
DSW-Fout
(8)
MPFD1
(9)
DSKPFC1\
(13)
M2LUD
(10)
M2PUS\
(13)
+5V_M1PFD
(8)
+5V_M2PFD
(8)
M1PFD
(10)
M1LUD
(10)
M2PFD
(10)
M2PED
(10)
M1PED
(10)
M1PUS\
(13)
M1PWS
(1)
+5V_MPFD2
(8)
+5V_LPPD
(8)
CFM-R1_PWM\
(12)
TH-RA
(1)
CFM-R2_PWM\
(12)
FW
(6)
TEST2
(9)
TEST3
(9)
WHPR2\
(13)
WHPR1\
(13)
WHPR3\
(13)
+24V_INT
(8)
BUP-PRout
(13)
INTPRout
(13)
MSWMON\
(8)
INTPR2out
(13)
CFM-DC\
(12)
38VMON
(8)
+5V_MPFD1
(8)
TNF
(10)
TNF2
(10)
TNBOX
(10)
T1PUS\
(13)
DCCNTin\
(7)
+5V_T1PPD
(8)
+5V_IN2
(8)
+5V2
+24V1
+5V2
+5V2
+5V2
+5V2
+5V2
+24V1
+24V1
+24V1
+24V1
Vref
+24V1
+5V2
+24V1
+24V1
+12V2
+5V2
+24V1
+24V1
+12VS
+3.3V1
ORIZONTAL-PASS
MPF-UN
NDEM TRAY
HV PWB
DESK un
LCC un
MOTOR & FINISHER
LSU-FAN
for LSU
UART (CONT.) MONITOR
for DEBUG
for AC PWB
POWER
no-mounting
(for examination & reserve)
NF10
ZJSR5101-102TA
NF9
ZJSR5101-102TA
CN24
B8B-PH-K-R(RED)
1
1
2
2
3
3
4
4
5
5
8
8
7
7
6
6
NF8
ZJSR5101-102TA
CN16
B32B-PHDSS-B
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
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16
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17
18
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19
19
20
20
21
21
22
22
23
23
24
24
25
25
26
26
27
27
28
28
29
29
30
30
31
31
32
32
CN22
B30B-PHDSS-B
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
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17
19
19
21
21
18
18
20
20
22
22
23
23
24
24
26
26
28
28
30
30
25
25
27
27
29
29
CN17
B30B-PHDSS-B
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
19
19
21
21
18
18
20
20
22
22
23
23
24
24
26
26
28
28
30
30
25
25
27
27
29
29
CN14
24B-PHDSS-B
1
1
2
3
3
4
5
5
6
7
7
8
9
9
10
11
11
12
13
13
14
15
15
16
17
17
18
19
19
20
21
21
22
23
23
24
CN25
B6B-PH-K-S
1
1
2
2
3
3
4
4
5
5
6
6
CN23
B8B-PH-K-S
1
1
2
2
3
3
4
4
5
5
8
8
7
7
6
6
N12
30B-PHDSS-B
1
1
2
3
3
4
5
5
6
7
7
8
9
9
10
11
11
12
13
13
14
15
15
16
17
17
19
19
21
21
18
20
22
20
22
23
23
24
26
28
30
26
28
30
25
25
27
27
29
29
CN21
B12B-PHDSS-B
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
CN26
B4B-PH-K-S*
1
1
2
2
3
3
4
4
CN20
B9P-VH
1
1
2
2
3
3
4
4
5
5
7
7
6
6
8
8
9
9
CN15
34B-PHDSS-B
1
1
2
3
3
4
5
5
6
7
7
8
9
9
10
11
11
12
13
13
14
15
15
16
17
17
18
19
19
20
21
21
22
23
23
24
25
25
26
27
27
28
29
29
30
31
31
32
33
33
34
CN19
B24B-PHDSS-B
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
20
20
21
21
22
22
23
23
24
24
NF11
ZJSR5101-102TA
ZJSR5101-102TA
CN27
B4B-PH-K-S*
1
1
2
2
3
3
4
4
CN18
B14B-PHDSS-B
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
CN13
26B-PHDSS-B
1
1
2
3
3
4
5
5
6
7
7
8
9
9
10
11
11
12
13
13
14
15
15
16
17
17
18
19
19
20
21
21
22
23
23
24
25
25
26
NF12
ZJSR5101-102TA
JCT
JCT98
JCT98
JCT
JCT99
JCT99
JCT
JCT100
JCT100
JCT
JCT114
JCT
JCT101
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