Schematic Diagram - Main Board (8/8) - Sony HCD-ECL77BT Service Manual

Table of Contents

Advertisement

5-11. SCHEMATIC DIAGRAM - MAIN Board (8/8) -

1
2
MAIN BOARD
(8/8)
A
CON_7P_0GNDD
CON_7P_0GNDD
1
SUB+
1
2
SUB-
2
3
3
FL+
4
4
FL-
5
5
FR+
6
6
FR-
7
7
XP21
XP21
COMPATIBLE
B
NC/CON_5P_0GNDD
NC/CON_5P_0GNDD
1
1
FL+
2
2
FL-
3
3
FR+
4
4
FR-
5
5
XP22
XP22
R773
R773
220K
220K
FR+
C
R775
R775
C530
C530
220K
220K
10uF/16V/X7R
10uF/16V/X7R
R774
R774
220K
220K
FR-
Q756
Q756
PNP_3CG3906M
PNP_3CG3906M
R776
R776
220K
220K
FL+
R778
R778
C531
C531
220K
220K
10uF/16V/X7R
10uF/16V/X7R
R777
R777
220K
220K
FL-
Q758
Q758
D
PNP_3CG3906M
PNP_3CG3906M
R780
R780
220K
220K
SUB+
R781
R781
C532
C532
220K
220K
10uF/16V/X7R
10uF/16V/X7R
R779
R779
220K
220K
SUB-
Q760
Q760
PNP_3CG3906M
PNP_3CG3906M
R783
R783
C769
C769
E
100K
100K
0.22UF/50V/Y5V
0.22UF/50V/Y5V
Q17
Q17
NPN_3DG3904M
NPN_3DG3904M
V_12V
+12V-A
R235
R235
C220
C220
10
10
0.1uF/50V/X7R
0.1uF/50V/X7R
AMP_DET1
AMP_DET1
R237
R237
F
5.6K
5.6K
7
AMP_DET
R239
R239
CE33
CE33
2.7K
2.7K
1uF/16V/X7R
1uF/16V/X7R
+12V-A
HCD-ECL77BT/ECL99BT
3
4
C482
C482
0.1uF/50V/X7R
0.1uF/50V/X7R
CH4B
PWM INPUT
CH4B
CH4A
CH4A
Temperature protect output
AMP_FAULT
R484
R484
+ +
C494
C494
R232
R232
CE481
CE481
NC/10K
NC/10K
10K
10K
NC/0.1uF/16V/X7R
NC/0.1uF/16V/X7R
100uF/16V
100uF/16V
process input
EAPD
FB481
FB481
75/200mA
75/200mA
DVCC3
C504
C504
C109
C109
1uF/16V/X7R
1uF/16V/X7R
0.1uF/16V/X7R
0.1uF/16V/X7R
C484
C484
0.1uF/50V/X7R
0.1uF/50V/X7R
CH3B
PWM INPUT
CH3B
CH3A
Q757
Q757
Temperature protect output
CH3A
PNP_3CG3906M
PNP_3CG3906M
AMP_FAULT
R486
R486
+ +
C495
C495
R233
R233
CE482
CE482
NC/10K
NC/10K
NC/10K
NC/10K
NC/0.1uF/16V/X7R
NC/0.1uF/16V/X7R
NC/47uF/16V
NC/47uF/16V
process input
EAPD
FB482
FB482
75/200mA
75/200mA
DVCC3
C127
C127
C505
C505
Q759
Q759
PNP_3CG3906M
PNP_3CG3906M
1uF/16V/X7R
1uF/16V/X7R
0.1uF/16V/X7R
0.1uF/16V/X7R
Q761
Q761
PNP_3CG3906M
PNP_3CG3906M
R782
R782
C486
C486
100
100
0.1uF/50V/X7R
0.1uF/50V/X7R
CH5B
PWM INPUT
CH5B
CH5A
Temperature protect output
CH5A
AMP_FAULT
AMP_FAULT
R496
R496
+ +
C496
C496
R234
R234
CE483
CE483
NC/10K
NC/10K
NC/0.1uF/16V/X7R
NC/0.1uF/16V/X7R
NC/10K
NC/10K
NC/47uF/16V
NC/47uF/16V
process input
EAPD
+12V-A
FB483
FB483
75/200mA
75/200mA
DVCC3
3
C511
C511
+
+
1
C128
C128
0.1uF/16V/X7R
0.1uF/16V/X7R
2
-
-
U23A
U23A
1uF/16V/X7R
1uF/16V/X7R
F4558
F4558
R236
R236
15K
15K
6
D10
D10
LL4148
LL4148
5
U23B
U23B
D8
D8
LL4148
LL4148
F4558
F4558
R240
R240
R241
R241
R242
R242
+ +
C221
C221
CE34
CE34
30K
30K
220K
220K
68.1K
68.1K
0.1uF/50V/X7R
0.1uF/50V/X7R
10uF/16V
10uF/16V
D9
D9
LL4148
LL4148
R244
R244
12K
12K
R265
R265
R245
R245
C222
C222
8.2K
8.2K
20K
20K
0.1uF/50V/X7R
0.1uF/50V/X7R
77BT_LT
77BT_U2
99BT_LT
99BT_U2
R244
3 1
K
15K
10K
0 1
K
R251
None
None
1.5K
1.2K
R238
1K
1K
6.8K
8.2K
R243
1
K
1K
6.8K
8
2 .
K
5
6
U481
U481
STA516B
STA516B
36
1
L485
L485
VCC-Sign
SUB-GND
10uH/12A
10uH/12A
35
2
VCC-Sign
OUT2B
C481
C481
34
3
0.1uF/50V/X7R
0.1uF/50V/X7R
VSS
OUT2B
33
4
VSS
VCC2B
R488
R488
32
5
22
22
IN2B
GND2B
31
6
C736
C736
IN2A
GND2A
1uF//50V/X7R
1uF//50V/X7R
30
7
IN1B
VCC2A
C502
C502
29
8
C737
C737
330pF/50V/X7R
330pF/50V/X7R
IN1A
OUT2A
0.1uF/50V/X7R
0.1uF/50V/X7R
28
9
TH-WAR
OUT2A
27
10
FAULT
OUT1B
26
11
TRI-STATE
OUT1B
25
12
C503
C503
PWRDN
VCC1B
330pF/50V/X7R
330pF/50V/X7R
24
13
CONFIG
GND1B
23
14
C748
C748
VL
GND1A
1uF//50V/X7R
1uF//50V/X7R
22
15
R489
R489
VDD
VCC1A
22
22
21
16
C749
C749
L486
L486
VDD
OUT1A
C506
C506
0.1uF/50V/X7R
0.1uF/50V/X7R
10uH/12A
10uH/12A
20
17
GND-Reg
OUT1A
0.1uF/50V/X7R
0.1uF/50V/X7R
19
18
GND-CLEAN
NC
AMP_36V
CE710
CE710
+ +
1000uF/50V
1000uF/50V
U482
U482
STA516B
STA516B
36
1
VCC-Sign
SUB-GND
L487
L487
10uH/12A
10uH/12A
35
2
VCC-Sign
OUT2B
C483
C483
34
3
0.1uF/50V/X7R
0.1uF/50V/X7R
VSS
OUT2B
33
4
VSS
VCC2B
R494
R494
5
32
22
22
IN2B
GND2B
31
6
C738
C738
IN2A
GND2A
1uF//50V/X7R
1uF//50V/X7R
30
7
IN1B
VCC2A
C508
C508
29
8
C743
C743
330pF/50V/X7R
330pF/50V/X7R
IN1A
OUT2A
0.1uF/50V/X7R
0.1uF/50V/X7R
28
9
TH-WAR
OUT2A
27
10
FAULT
OUT1B
26
11
TRI-STATE
OUT1B
25
12
C509
C509
PWRDN
VCC1B
330pF/50V/X7R
330pF/50V/X7R
24
13
CONFIG
GND1B
23
14
C753
C753
VL
GND1A
1uF//50V/X7R
1uF//50V/X7R
22
15
R491
R491
VDD
VCC1A
22
22
21
16
C752
C752
L488
L488
VDD
OUT1A
C507
C507
0.1uF/50V/X7R
0.1uF/50V/X7R
10uH/12A
10uH/12A
20
17
GND-Reg
OUT1A
0.1uF/50V/X7R
0.1uF/50V/X7R
19
18
GND-CLEAN
NC
AMP_36V
CE711
CE711
+ +
1000uF/50V
1000uF/50V
U483
U483
STA516B
STA516B
36
1
VCC-Sign
SUB-GND
L489
L489
10uH/12A
10uH/12A
35
2
VCC-Sign
OUT2B
C485
C485
34
3
0.1uF/50V/X7R
0.1uF/50V/X7R
VSS
OUT2B
33
4
VSS
VCC2B
R500
R500
5
32
22
22
IN2B
GND2B
31
6
C756
C756
IN2A
GND2A
1uF//50V/X7R
1uF//50V/X7R
30
7
IN1B
VCC2A
C512
C512
29
8
C758
C758
330pF/50V/X7R
330pF/50V/X7R
IN1A
OUT2A
0.1uF/50V/X7R
0.1uF/50V/X7R
28
9
TH-WAR
OUT2A
27
10
FAULT
OUT1B
26
11
TRI-STATE
OUT1B
25
12
C513
C513
PWRDN
VCC1B
330pF/50V/X7R
330pF/50V/X7R
24
13
CONFIG
GND1B
23
14
C757
C757
VL
GND1A
1uF//50V/X7R
1uF//50V/X7R
22
15
R499
R499
VDD
VCC1A
22
22
21
16
C755
C755
L490
L490
VDD
OUT1A
C510
C510
0.1uF/50V/X7R
0.1uF/50V/X7R
10uH/12A
10uH/12A
20
17
GND-Reg
OUT1A
0.1uF/50V/X7R
0.1uF/50V/X7R
19
18
GND-CLEAN
NC
AMP_36V
+ +
CE712
CE712
C754
C754
0.1uF/50V/X7R
0.1uF/50V/X7R
R251
R251
1000uF/50V
1000uF/50V
CE36
CE36
22uF/50V
22uF/50V
3.3K
3.3K
SUB+
CE32
CE32
4.7uF/50V
4.7uF/50V
R238
R238
FL+
1K
1K
FR+
CE35
CE35
4.7uF/50V
4.7uF/50V
R243
R243
1K
1K
R246
R246
R247
R247
8.2K
8.2K
8.2K
8.2K
29
29
7
8
9
FR+
C739
C739
0.1uF/50V/X7R
0.1uF/50V/X7R
R490
R490
C523
C523
6.2
6.2
C740
C740
0.22uF/50V/Y5V
0.22uF/50V/Y5V
0.1uF/50V/X7R
0.1uF/50V/X7R
C518
C518
1uF/63V
1uF/63V
C521
C521
PBTL
0.01uF/50V/X7R
0.01uF/50V/X7R
C741
C741
0.1uF/50V/X7R
0.1uF/50V/X7R
R492
R492
C524
C524
6.2
6.2
0.22uF/50V/Y5V
0.22uF/50V/Y5V
C742
C742
0.1uF/50V/X7R
0.1uF/50V/X7R
FR-
FL+
C747
C747
0.1uF/50V/X7R
0.1uF/50V/X7R
R495
R495
6.2
6.2
C746
C746
C525
C525
0.1uF/50V/X7R
0.1uF/50V/X7R
0.22uF/50V/Y5V
0.22uF/50V/Y5V
C519
C519
1uF/63V
1uF/63V
PBTL
C522
C522
0.01uF/50V/X7R
0.01uF/50V/X7R
R493
R493
6.2
6.2
C526
C526
C745
C745
0.22uF/50V/Y5V
0.22uF/50V/Y5V
0.1uF/50V/X7R
0.1uF/50V/X7R
C744
C744
0.1uF/50V/X7R
0.1uF/50V/X7R
FL-
SUB+
C762
C762
0.1uF/50V/X7R
0.1uF/50V/X7R
R501
R501
6.2
6.2
C761
C761
0.1uF/50V/X7R
0.1uF/50V/X7R
C527
C527
C520
C520
0.22uF/50V/Y5V
0.22uF/50V/Y5V
1uF/63V
1uF/63V
PBTL
C529
C529
0.01uF/50V/X7R
0.01uF/50V/X7R
R498
R498
C528
C528
C760
C760
6.2
6.2
0.22uF/50V/Y5V
0.22uF/50V/Y5V
0.1uF/50V/X7R
0.1uF/50V/X7R
C759
C759
0.1uF/50V/X7R
0.1uF/50V/X7R
SUB-
HCD-ECL77BT/ECL99BT

Advertisement

Table of Contents
loading

This manual is also suitable for:

Hcd-ecl99bt

Table of Contents