Service manual
AR-203E/5420/M200/M201 ELECTRICAL SECTION 13 - 3
2. Actual wiring diagram
A. MCU PWB (AR-203E/5420)
DHAI-0519QSPZ DHAI-0287QSZZ CN22 CN2 DHAI-0513QSPZ CN304
1 LEDPPD2 1
LEDPPD2
11
2 PPD2 2 22
3 D-GND 3 33
44
1 RTH_IN 1
55
2 D-GND 2 B5B-PH-K-S 66
77
88
CN11 99
10 10
11 11
12 12
13 13
B4B-PH-K-S 14 14
15 15
16 16
17 17
18 18
IMSA-9619S-18A
CN4
1
2
3
4
B4B-PH-K-R
CN3 DHAI-0268QSZ4
DHAI-0286QSZZ CN19 11
22
33
44
B3B-PH-K-S 55
66
77
DHAI-0530QSPZ CN42 88
- HSYNC 8 99
D-GND
7 10 10
+5V
6 11 11
5 12 12
- LDEN 4 13 13
- VIDEO
3 14 14
- S/H
2
15
15
D-GND
1 16
16
1
B08B-CZHK-B 17 17 2
18
18
19
19
20 20
21 21
DHAI-0529QSPZ CN41
22
22
5
23
23
4
24
24
3
25
25
2
26
26
1
27 27
B05B-CZHK-B
28
28
29
29
30
30
CN25
31
31
32
32
PD1 FF4-32-S15D5
B3B-PH-K-M
CN5 DHAI-0516QSPZ
DHAI-0514QSPZ CN6 2
2
1 44
2 63
3 8
1
MMLD
4
MMLD
1
P18-FX-4S-C
/MMCLK
5
/MMCLK
3
B5B-PASK-1 5
7
9
CN23 10
TMA_O B10B-PHDSS-B
TMB_O
B2P-VH CN5 DHAI-0526QSPZ
1 11
2 22
3 66
CN12 4 55
B4B-PH-K-R 88
/RRS
B3B-PH-K-E DHAI-0515QSPZ
11
2
CN10 DHAI-0273QSZZ
CN1 DHAI-0525QSPZ 1
11 4
22
B3B-PH-K-S 33
4 4 DHAI-0292QSZZ
55 1
66
DHAI-0269QSZZ CN7 77
CED1 1 8 8 DHAI-0267QSPZ
D-GND 2 B24B-PNDZS-1 1
B3B-PH-K-K
DHAI-0289QSZZ CN16
CN1
91
10 2 1 DHAI-0536QSPZ DHAI-0537QSPZ
B3B-PH-K-R 11 3 2 1 1
12 4
HLN
22
13 5
14 6
CN26 15 7
1
16 8
2
17 9
3
18 10
4
19 11
5
20 12
B5B-PH-K-R 21 13
22 14
23 15
L
1
L
DHAI-0272QSZZ CN15
24 16
N
2
N
B24B-PNDZS-1
B2P-VH-R
(CRUMSDA)
(CRUMSCL)
PGND
5VEN
PGND
(CRUMSDA)
(CRUMSCL)
24V
P-GND
D-GND
TCS
DVSEL
24V
5VEN
/PMD
PMRDY
PMCLK_A
INT24V
/MMD
PGND
(AFE_DB4)
(AFE_DB3)
/CPFS1
1
INT24V
PGND
/MMD
1
2
3
HLN
HLL
HLL
3
GRID
MCFB
TC
/MC
/BIAS
/TC
24V
1
SHOLD
/SYNC
INT5V
D-GND
/LDEN
/VIDEO
8
1
2
1
2
D-GND
2
3
4
5
1
12VIN
24V
FW
P-GND
24V
/PR
HLOUT
P-GND
EN5V
3.3VIN
5V
/POFF
D-GND
P-GND
D-GND
3.3VIN
/PR
HLOUT
P-GND
P-GND
12VIN
24V
FW
24V
EN5V
3.3VIN
5V
/POFF
D-GND
P-GND
D-GND
3.3VIN
BC
/BIAS
/TC
/GRIDL
/MC
BIAS
F-GND
MC
/GRIDL
INT5V
INT24V
INT5V
INT24V
BIAS
24V
TCS
DVSEL
D-GND
24V
DVSEL
TCS
(AFE_DB0)
(AFE_DB4)
(AFE_DB3)
(AFE_DB2)
(AFE_DB1)
D-GND
(ADCLK)
D-GND
(AFE_SCK)
(AFE_DB7)
MHPS
(AFE_DB6)
CCD_PHI1
(AFE_SEN)
(AFE_DB5)
VCL
P-GND
CCD-CP
(AFE_SDI)
CCD_PHI2
D-GND
CCD-TG
D-GND
CCD-RS
(BSAMP)
2
P-GND
P-GND
VCL
VCL
12V
12V
EN5V
D-GND
(VSAMP)
1
1
3
2
1
2
1
2
5
3
4
6
7
2
1
2
3
4
2
D-GND
D-GND
P-GND
24V
(AFE_SEN)
(ADCLK)
D-GND
VCL
VCL
12V
12V
D-GND
5
3
4
4
1
2
3
5
SELIN2
KEYIN2#
PSW
D-GND
PSL
ONL
OP-DATA
EN5V
3
D-GND
PMCLK_A
3
D-GND
LEDPOD
POD
SELIN3
OUTB+
OUTA-
OUTB-
OUTA+
D-GND
DRST
SELIN1
OP-CLK
D-GND
D-GND
KIN1KEYIN1#
SELIN3
STROBE
VFMOUT
PPD2
D-GND
D-GND
RTH_IN
FANLK
/VFMCNT
PGND
24V
PMRDY
/PMD
D-GND
OP-STB
D-GND
(VSAMP)
CCD-TG
P-GND
P-GND
OP-LATCH
PSL
ONL
PSW
EN5V
(AFE_DB0)
(AFE_DB2)
(AFE_DB1)
(AFE_DB7)
(AFE_DB5)
(AFE_DB6)
mt_at_home
D-GND
(AFE_SCK)
3
PPD1
D-GND
CED1
D-GND
LEDPPD1
1
2
D-GND3
24V1(DSWS)
5䌖
MFD
DGND
/MPFS
24V
CCD-RS
(BSAMP)
CCD-CP
(AFE_SDI)
CCD_PHI2
D-GND
CCD_PHI1
D-GND
OP-DATA
5VEN
SELIN1
OP-CLK
SELIN2
OP-LATCH
PGND
KIN2
5V
DRST
D-GND
5V
24V
PPD2
Thermistor
Fan MT
POD
POLYGON MT
LD
TONER MT
RESIST ROLLER
SOLENOID
CASSETTE PAPER
SOLENOID
CED1
PPD1
DSW
OPE
PWB
SCANNER MT
CCD
PWB
INVERTER
PWB
CL
CL
TCS
DV
un
HVT PWB
POWER
SUPPLY
PWB
MCU
PWB
MAIN MT
THERMOSTAT
SCANNER
UN
MPFS
SOLENOID
HL
CRUM
AC-INLET
AC-CORD