Schematic Diagram -Main Board (8/9) - Sony HCD-DZ7260 Service Manual

HCD-DZ260/DZ270/HDZ278
Q Q
3 7 6 3 1 5 1 5 0
6-15. SCHEMATIC DIAGRAM – MAIN Board (8/9) –
1 2 3
MAIN BOARD
TP3007
DC-DET
A
TP3003 R3065 100
DIAG
C3071
0.01
TP3004 R3066 100
EN
R3063 1k OVFFLAGR2
OVF2
R3064 1k OVF
OVF1
MAIN
29 R3067 100 SOLATCH3
BOARD
B LAT3
R3068 100 SOLATCH2
(5/9)
LAT2
(Page 43)
R3069 100 SOLATCH1
LAT1
R3070 100 SCSHIFT
SHIFT
R3071 100 SC_DT
SCDT
R3072 100 SOFTMUTE
SOFT_MUTE
R3073 100 INIT
NS_INIT
D-GND
A.CAL_OUT
C
JL3062
SOFTMUTE
D
PGMUTE
SC_DT
SCSHIFT
SOLATCH3
OVFFLAGR2
E
T E
L 1 3 9 4 2 2 9 6 5 1 3
INIT
TP3006
D-GND
AMP_LRCKO
AMP_BCKO
MAIN
33
BOARD AMP_MCKO
R3076 100
(7/9)
F AMP_D3
(Page 45) R3074 100
AMP_D2
R3075 100
AMP_D1
R3080
100k
G
H
I
w w w
HCD-DZ260/DZ270/HDZ278
• See page 58, 61 for IC Block Diagrams.
4 5 6
(8/9)
R3059
10k
R3060
10k
TP3005 R3031 470
C3035 C3034
0.1 0.1
R3033
10k
OVF FLAGR
R3917
0
3.3
OVF FLAGL VSSL
0 1.7
R3032
TP3032
SFLAG OUTL1(+)
470
3.3 3.3
CENTER
INIT VDDL
SW R
1.7
OUTL2(-)
MCKSEL
R3034 22 TP3229 1.6
IC3030 VSSL
LRCK
R3035 100 TP3230
1.7
VSSR
BCK
IC3030
TP3231
0.6 1.6
CXD9788AR
OUTR1(+)
DATA (DATA3)
3.3 S-MASTER PROCESSOR 3.3
S.Woofer
BFVDD VDDR
C3036 0.1 SW L 1.7
BFVSS OUTR2(-)
TEST VSSR
C3037 0.1 1.8
VSUBC
DVDD
R3037 100 TP3236 1.7
XVSS
XFSIIN
IC B/D
C3038 C3039 C3040
0.1 0.1 0.1
x a o
y
. i
http://www.xiaoyu163.com
7 8 9 10
SL3001
R3559 Q3555
10k 2SC3052EF-T1-LEF
0 0
R3561
47k
0.6
R3563 C3561
10
100k
R3058
0
Q3554
2SC3052EF-T1-LEF
JL3060
E Q3552-3555
B+ DOWN PROTECT
EB3001
R3061
0
R3913
0
C3406 0.033
R3914 R3403 JL3010 27 BST_A 32
1 36
PVDD_A
0 0
JL3011
11.9 GVDD_A 32
2 35
PVDD_A
TP3410 3.3 32
C3403
3 /DTW PVDD_A 34
0.1
3.1 (OpenDrain)
4 /SD GND 33
R3404 0 3.3 (OpenDrain)
5 /RESET GND 32
1.7
6 PWM_A GND 31
R3911 R3918 1 16
OC_ADJ
7 30
OUT_A
0 0
R3407 15k
16
8 29
GND OUT_A
16
9 GND OUT_A 28
3.3 16
10 VREG OUT_B 27
C3404 0.1
16
11 M3 OUT_B 26
JL3101 16
12 M2 OUT_B 25
R3912 R3919
13 24
M1 GND
0 0
1.6
14 23
PWM_B GND
JL3013
Q Q 11.9
15 22
VDD GND
3 0.1 7 6 3
C3400 32
R3301 R3415
16 GND PVDD_B 21
100 10
JL3014 11.9 32
GVDD_B
17 20
PVDD_B
27 32
C3033 R3302 R3416 BST_B
18 19
0.1 100 0 PVDD_B
C3405
JL3015
0.1
C3407 0.033
R3501
100
C3306 0.033
C3032 R3502
0.1 100
27 32
R3303 JL3016 BST_A
1 36
0 PVDD_A
JL3017 11.9 32
GVDD_A
2 35
PVDD_A
C3303 TP3311 3.3 32
3 /DTW PVDD_A 34
0.1
(OpenDrain)
R3907 3.1
4 /SD GND 33
0
R3304 0 (OpenDrain)
3.3
/RESET
5 GND 32
1.7
6 PWM_A GND 31
1 16
OC_ADJ
7 30
OUT_A
16
R3307 15k
8 GND OUT_A 29
16
C3031
9 GND OUT_A 28
JL3018
47
R3044 3.3 16
C3304
16V
10 VREG OUT_B 27
0
0.1
16
M3
11 OUT_B 26
JL3104
16
12 M2 25
OUT_B
13 M1 GND 24
1.6
14 PWM_B GND 23
JL3019 11.9
15 VDD GND 22
R3057
R3315 C3300 0.1 32
47
10 16 GND PVDD_B 21
11.9 32
GVDD_B
17 20
PVDD_B
R3316 27 BST_B 32
18 19
0 PVDD_B
C3305
JL3020
0.1
C3307 0.033
34
MAIN BOARD (9/9)
(Page 47)
u 1 6 3
.
46 46
2 4
8 9 9
11 12 13
Q3000
2SD1388TP-34
R3560
13.7 7.5
0
R3552 R3562 C3000
22k 10k
100
8.2
Q3553 16V
3.3
R3555
2SC3052EF-T1-LEF
3.1 C3005
0
0 10
0 0 0.7
50V
R3554
C3553 R3556 C3556 R3558
100k
0.1 4.7k 0.1 10k
C3001
Q3551
Q3552
47
2SC3052EF-T1-LEF 2SC3052EF-T1-LEF
16V
DC BALANCE PROTECT
L3000
47uH
Q3000-3002
FAN MOTOR DRIVE
R3001
10k
Q3002
2SC3052EF-T1-LEF
JL3096
R3002
D3551
10k
MC2837
0.7
C3552
10
R3551
R3553
50V
10k 100k
0
C3551
JL3002
1
50V
IC B/D
IC3400
Q3252
ISA1235AC1TP-1EF
DIGITAL POWER AMP JL3085
15.9
R3277
C3412 100k
15.9
C3413
100
0.1
35V 0
15.9 R3275
C3129
100k
10
15.9
C3415
L3401 JL3086
R3276
1
10uH
Q3251 R3901 L3904
100k
ISA1235AC1TP-1EF 0 0.6uH
3 4
1 2
R3902 L3903
0 0.6uH
C3414
1
L3902
0.6uH
C3409
C3408
1 5 100 1 5 0 8 9 2
L3901
0.1
35V R3906
0.6uH
0
C3416
C3417 Q3301,3302
2200 0.1
Q3251,3252
R3905
35V
Q3451,3452 0
DC BALANCE DETECT
IC B/D
IC3300 Q3302
ISA1235AC1TP-1EF
DIGITAL POWER AMP JL3051
15.9
R3327
C3312 100k
C3313 15.9
100
0.1
35V
0
C3128 15.9
2.2
15.9
C3315
L3301 JL3052
1 R3326 R3325
10uH Q3301
100k 100k
ISA1235AC1TP-1EF
3 4
1 2
C3314
1
C3309
C3308
100
0.1
35V
C3316
C3317
2200
0.1
35V
m
c o
2
8 9 9
14 15
TP3001
CN3000
2P
2 DC-FAN + FAN3001
C3002
FAN
0.1
1 DC-FAN -
TP3000
M-GND
MAIN
M+14V
34
BOARD
(5/9)
A12V (Page 43)
R3003
1k
R3004
2.2k
JL3001
0
TB3901
TP3310
TP3309 SUB WOOFER
SPEAKER
TP3308 CENTER
TP3307
4 9 8 2 9 9