Service manual
AR-FX7 ELECTRICAL SECTION 11 - 21
2
2
1
1
D
C
B
A
MUTE
SP+
SP-
+5V
+5V
+5V
GN D
GN D GND
GN D
GND
VSEL
GN D
GN D
GND
+24V
GN D
+5VS
+3.3V
+5V+3.3V
GN D
+5VS
VR EF
GND
G
ND
5
VS
SPMUTE
MDM_ARXD
MDM_ABITCLK
RGDT-
MDM_ASPCLK
LIU ID
HS2-
AFERES-
CML
MDM_ATXD
150VON-
SPOUT
CI ON
MDMCLK
SI3OUT
CID2-
EC
U
TE-
10/10
SP OUT
DAA (JAPAN)
DG
DG
+3.3V
+5VS
+24V
ARX D
RGDT-
nAFERES-
ABITCLK
AOUT
SI3OUT
CID-
SON
HS2-
LIUI D
+5V
AG
HNDMUTE
AG
DG
MCLOCK
EXHS-
CIO N
ATXD
ASPCLK-
CID2 -
MRON
ECON
HS1-
150VON-
DAA(JAPAN)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
DAA
(EXCEPT JAPAN)
DG
DG
+3.3V
+5VS
+24V
ARXD
RGDT -
nAFERES-
ABITCLK
AOUT
Not use
CID-
SON
HS2-
LIUI D
+5V
AG
Not use
AG
DG
MCLOCK
EXHS-
CION
ATXD
ASPCLK-
LIUID2
MRON
Not use
Not use
Not use
AFE (JAPAN)
DG
DG
+3.3V
+5VS
+24 V
ARXD
MPXA
nAFERES-
ABITCLK
AOUT
EXTMSG_DPMUTE
CID-
SON
HS2-
LIUID
+5V
AG
DPON
AG
DG
MCLOCK
EXHS-
CION
ATXD
ASPCLK-
LIUID2
MRON
ECON
HS1-
150VON-
AFE
(EXCEPT JAPAN)
DG
DG
+3.3V
+5VS
+24V
ARXD
MPXA
nAFERES-
ABITCLK
AOUT
EXTMSG_DPMUTE
CID-
SON
HS2-
LIUID
+5V
AG
DPON
AG
DG
MCLOCK
EXHS-
Not use
ATXD
ASPCLK-
LIUID2
MRON
Not use
HS1-
Not use
RGDT- MPXA
It changes by CPU setup.
DAA: Not use, AFE (JAPAN): EXTMSG
AFE (EXCEPT JAPAN): DPMUTE
DAA: Not use, AFE
DPON
AFE (EXCEPT JAPAN): Not use
JAPAN: CION, EXCEPT JAPAN: Not use
DAA(EXCEPT JAPAN): Not use
JAPAN: 150VON- EXCEPT JAPAN: Not use
R545 0
R542 0
TP535
C235
A47u/16
R205
10K
R562 100
R204
22K
R539 0
R546 0
R541 0
C237
F0.1u/16
BR110
MNR04 2.7K
1
2
3
4 5
6
7
8
TP1228
C
F
X
3
V
DD
16
VEE
7
VSS
8
TP144
TP536
R357 0
R206
10K
R349 100
R410 0
TP1229
TP534
R353 100
R209
10K
R399
1M
R1051
75K
R520
10K
C234
A33u/10
R203 0
R544 0
R359 0
C228
B1000/50
R355 0
R207
R(NM)
R543 0
CN9
B3B-PH-K-S
1
1
2
2
3
3
C405
C(NM)
R361 0
TP532
R540 0
TP533
IC24E
TC74LCX04FT
11 10
14
7
C236
A47u/16
R526
10K
CN6
TX25-30P-6ST-H1
DG
1
DG
2
+3.3V
3
+5VS
4
+24V
5
ARXD
6
RGDT-
7
nAFERES-
8
ABITCLK
9
AOUT
10
SI3OUT
11
CID-
12
SON
13
HS2-
14
LIUID
15
+5V
16
AG
17
HNDMUTE
18
AG
19
DG
20
MCLOCK
21
EXHS-
22
CION
23
ATXD
24
ASPCLK-
25
CID2-
26
MRON
27
ECON
28
HS1-
29
150VON-
30
C229
F0.1u/16
TP27
R208
10K
BR109
MNR04 2.7K
1
2
3
4 5
6
7
8
TP522
C239
F0.1u/16
R200 430K
R537 0
TP1096
R131 6.2K
C238
F0.1u/16
R538 0
C231
A4.7u/50
R211
10K
R351 0
R536 0
BR108
MNR04 2.7K
1
2
3
4 5
6
7
8
TP537
R535 0
Q10
DTC363EKA T146
B
E
C
C227
A4.7u/50
TP28
IC20D
7
4LCX04FT
98
14
7
C230
A10u/16V (NP)(NM)
R210
10K
R198
R(NM)
R363 0
D19 DA204K
AK
A
K
TP531
R201
0
R199 100K
R202
3.3K
IC20E
TC74LCX04FT
1110
14
7
C150
F0.1u/16
IC43
NJM2113M
4
3
7
8
5
1
2
6
C232
A4.7u/50
R365 0