Sony HCD-MG110 / HCD-MG310AV / MHC-MG110 / MHC-MG310AV Service Manual ▷ View online
HCD-MG110/MG310AV
37
37
(MX)
(US, CND)
(US, CND)
(US, CND, MX)
1k
2.2k
∗
R816
∗
7-16. SCHEMATIC DIAGRAM – MAIN Section (4/4) –
•
See page 39 for Waveforms.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM
(
no mark : FM
(
) : CD PLAY
[
] : TAPE PLAY
∗
: Impossible to measure
(Page 36)
(Page 35)
(Page 41)
Ver 1.3
HCD-MG110/MG310AV
38
38
MAIN BOARD
E
E
E
E
E
E
K
DISPLAY BOARD
CN701
G
TC BOARD
CN401
L
GAME LINK
BOARD
CNP702
CNP702
TAPE
MECHANISM DECK
BLOCK
E
4
6 5
1
3
R345
M
H/P BOARD
CNP503
(MG310AV)
(US, CND, MX)
E
E
E
E
E
E
E
E
E
1
2
3
E
E
E
E
E
3
1
3
1
1
3
1
3
E
H
MAIN AMP
BOARD
CN501
J
MAIN AMP
BOARD
CNP501
C
D SENSOR (OUT)
BOARD
CNP895
(CHASSIS)
B
T SENSOR
BOARD
CNP892
N
POWER
BOARD
CNP903
F
LOAD SW
BOARD
CNP893
E
D SENSOR
BOARD
CNP706
D
L. T MOTOR
BOARD
CNP891
A
CD BOARD
CN101
E
1-680-793-
11
(11)
3
1
DIGITAL
OUT (CD)
VIDEO OUT
J304
SUPER WOOFER
J303
VIDEO IN
J302
R
L
L
R
FRONT
REAR
SUPER
WOOFER
CENTER
5.1CH INPUT
J301
FM/AM TUNER PACK
(MG310AV)
E
E
C369
D
G
S
R329
C364
R331
IC308
C365
R330
C366
R327
R326
R328
R325
R367
(MG310AV)
(MG110)
(MG110)
C150
C250
JW253
JW252
(MG310AV)
B
C
D
E
F
G
H
I
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
E
E
E
E
E
R346
E
E
E
E
E
E
E
E
(MG310AV)
Q301
JW117
E
E
E
E
1
3
21
(21)
(AUS)
(US, CND, MX)
Q391
Q392
(AUS)
R392
C391
CN313
M391
(FAN)
(FAN)
M
7-17. PRINTED WIRING BOARD – MAIN Section –
•
See page 26 for Circuit Boards Location.
(Page 40)
(Page 42)
(Page 42) (Page 32)
(Page 40) (Page 40)
(Page 30)
(Page
30)
(Page 46) (Page 30) (Page
30)
(Page
30)
(Page 29)
Ver 1.3
HCD-MG110/MG310AV
39
39
CH2/A CH2/B
NF
VCC
CG
NF
ALC
METAL
OUT
PRE
OUT
OUT
TAPE A
/TAPE B
REC
OUT
OUT
REC
IN
CH1/A CH1/B
NF
GND1
M/H
NF
CH2
CH2
ALC
M/N
CH1
GND
GND
CH1
+
–
+
–
+
–
+
–
A/B
GND
METAL
OUT
PRE
OUT
OUT
MIX
OUT
REC
OUT
OUT
REC
IN
IREF
VREF2
VREF1
24
23
22
21
20
19
18
17
16
15
14
13
1
2
3
4
5
6
7
8
9
10
11
12
VIN2
FIN2
RIN2
CT2
VEE
FBIN-
FBIN+
OUT2+
OUT2-
VIN1
FIN1
REVERSIBLE DRIVER
FWD/REV CONTROLLER
COVERNER DRIVER
FWD/REV CONTROLLER
COVERNER
LOAD CURRENT
DETECTION
AMPLIFIER
COVERNER
OUTPUT
REFERENCE
VOLTAGE OUTPUT
LOW VOLTAGE
OUTPUT
RIN1
IOUT
VEE
VEE
VCC
VREF
VREG
VCC
OUT1+
+-
OUT1-
18
17
16
15
1
2
3
4
5
6
7
8
9
14
13
12
11
10
2
3
14
1
f04
13 f
12 VCC
11 NC
10 NC
15 f03
5
GND
6
BIAS
C
7
NC
8
NC
9
NC
4
16 f02
17 f01
18 RESET
RESET
C
PREF
LINE
NF
LINE
IN
REFFERENCE
CURRENT
BPF
DET
BPF
DET
BPF
DET
BPF
DET
DET
RESET
Bias
3.9 Vp-p
249 ns
3 Vp-p
62.2 ns
3.4 Vp-p
30.6
µ
s
5 Vp-p
59 ns
4.3 Vp-p
136
µ
s
250 mVp-p
150 mVp-p
1.35
±
0.4
Vp-p
1.15
±
0.35
Vp-p
• Waveforms
– CD Board –
– CD Board –
1
IC103
qg
(RFAC) (CD Play Mode)
– TC Board –
IC401
TA8189N
2
IC101
rd
(RFDC) (CD Play Mode)
3
IC101
el
(FE) (CD Play Mode)
4
IC101
ra
(TE) (CD Play Mode)
5
IC101
qg
(WFCK) (CD Play Mode)
6
IC101
yj
(XTAO)
– MAIN Board –
qa
IC801
qa
(SUBXOUT)
qs
IC801
qd
(XOUT)
– DISPLAY Board –
qd
IC701
id
(X1)
– MAIN Board –
IC881
BA6780
– DISPLAY Board –
IC703
BA3833FP-E2
IC302
C-8
IC303
D-7
IC304
D-8
IC306
B-7
IC307
D-8
IC308
C-7
IC361
G-13
IC801
D-3
IC802
F-3
IC803
G-3
IC881
G-11
IC901
H-7
IC902
H-5
IC903
H-12
IC904
H-6
IC905
F-5
Q101
B-6
Q102
B-6
Q112
B-5
Ref. No.
Location
Ref. No.
Location
D350
B-9
D389
D-6
D395
D-6
D399
D-6
D802
F-4
D803
F-4
D804
F-3
D805
F-3
D806
F-3
D807
F-3
D961
F-10
D962
G-9
D963
F-10
D964
G-9
D865
G-6
D866
F-7
D971
F-8
D972
F-8
IC301
D-10
• Semiconductor Location
Q141
D-7
Q142
D-6
Q201
A-6
Q202
A-6
Q212
B-5
Q232
F-6
Q241
C-6
Q242
C-6
Q301
C-6
Q333
F-6
Q334
F-6
Q341
E-6
Q342
E-6
Q343
D-6
Q344
D-6
Q350
B-8
Q351
A-8
Q352
A-9
Q361
G-11
Q362
F-11
Ref. No.
Location
Q381
B-3
Q382
B-3
Q383
B-3
Q384
B-3
Q385
B-4
Q386
B-4
Q391
C-5
Q392
C-5
Q397
F-8
Q801
F-3
Q802
F-6
Q803
F-6
Q881
H-2
Q882
H-2
Q883
H-2
Q884
H-2
Q885
H-2
Q886
H-2
Q887
H-3
Q888
H-2
Ref. No.
Location
Ver 1.1
HCD-MG110/MG310AV
40
40
MAIN AMP BOARD
E
E
E
E
E
E
E
E
J
MAIN BOARD
CN317
(MG310AV)
E
E
E
(MG310AV)
E
E
E
E
(MG310AV)
E
(MG310AV)
1-680-801-
12
(12)
H
MAIN BOARD
CN309
P
FUSE BOARD
CNP905
R
POWER BOARD
CNP902
(MG110)
(MG310AV)
E
–
+
–
+
–
+
L
R
FRONT SPEKAER
IMPEDANCE
USE 8
Ω
CENTER
IMPEDANCE
USE 8
Ω
–
+
–
+
L
R
REAR
IMPEDANCE
USE 8
Ω
SURROUND
SPEKAER
(MG310AV)
PHONE
6
4
2
1
5
3
KEY BOARD
INPUT
J801
3
4
5
6
1
2
(FRONT VIEW)
H/P
BOARD
1-680-796-
11
(11)
M
MAIN BOARD
CN310
B
C
D
E
F
G
H
I
A
1
2
3
4
5
6
7
8
9
10
11
E
E
E
E
E
E
E
E
E
E
E
11
(11)
21
(21)
(AUS)
(US, CND, MX)
R529
(AUS)
R516
21
(21)
(MG310AV)
(MG110)
D503
R522
R518
(AUS)
(AUS)
(AUS)
7-18. PRINTED WIRING BOARDS – AMP Section –
•
See page 26 for Circuit Boards Location.
• Semiconductor
Location
Ref. No.
Location
D501
H-8
D502
C-8
D503
H-11
D504
F-8
D507
G-9
D508
C-9
D509
E-6
D510
E-11
D511
D-9
D512
D-11
D513
D-11
D601
G-7
D602
F-7
D603
G-7
IC501
D-5
IC602
G-5
Q501
C-6
Q502
G-11
Q503
H-9
Q504
E-10
Q505
D-11
Q506
D-6
Q507
E-7
Q508
D-11
Q509
G-10
Q510
F-10
Q513
F-10
Q514
F-11
Q515
E-10
Q516
D-11
Q517
E-5
Q518
C-6
Q519
C-10
Q520
C-10
Q521
D-11
Q522
F-11
Q523
F-11
Q524
F-11
Q601
H-10
Q602
H-6
Q603
E-5
Q604
G-7
Q605
F-6
Q606
H-7
(Page 38)
(Page 38)
(Page 46)
(Page 46)
(Page 38)
Ver 1.3
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