DOWNLOAD Sony HCD-ECL77BT / HCD-ECL99BT Service Manual ↓ Size: 6.03 MB | Pages: 44 in PDF or view online for FREE

Model
HCD-ECL77BT HCD-ECL99BT
Pages
44
Size
6.03 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
hcd-ecl77bt-hcd-ecl99bt.pdf
Date
PREV: Sony HCD-ECL77BT / HCD-ECL99BT / MHC-ECL77BT / MHC-ECL99BT Service Manual

Sony HCD-ECL77BT / HCD-ECL99BT Service Manual ▷ View online

HCD-ECL77BT/ECL99BT
HCD-ECL77BT/ECL99BT
29
29
5-11.  SCHEMATIC DIAGRAM - MAIN Board (8/8) -
PWM INPUT
process input
PBTL
PWM INPUT
process input
PBTL
PWM INPUT
process input
PBTL
COMPATIBLE
77BT_LT                  77BT_U2                 99BT_LT                  99BT_U2
15K
K
0
1
K
3
1
10K
R244
R251
R238
R243
1.2K
1.5K
None
None
1K
1K
6.8K
8.2K
1K
K
2
.
8
K
1
6.8K
FR+
FR-
FL+
FL-
SUB+
SUB-
SUB-
SUB+
FL-
FL+
FR-
FR+
FL-
FL+
FR-
FR+
FR+
FR-
FL-
FL+
SUB-
SUB+
V_12V
+12V-A
+12V-A
+12V-A
DVCC3
AMP_36V
DVCC3
AMP_36V
DVCC3
AMP_36V
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
31
32
33
34
35
36
3
2
1
8
4
1
2
3
4
5
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
31
32
33
34
35
36
1
2
3
4
5
6
7
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
31
32
33
34
35
36
5
6
7
84
R238
1K
R238
1K
C503
330pF/50V/X7R
C503
330pF/50V/X7R
C757
 
1uF//50V/X7R
C757
 
1uF//50V/X7R
C506
0.1uF/50V/X7R
C506
0.1uF/50V/X7R
C220
0.1uF/50V/X7R
C220
0.1uF/50V/X7R
C508
330pF/50V/X7R
C508
330pF/50V/X7R
C756
 
1uF//50V/X7R
C756
 
1uF//50V/X7R
100uF/16V
CE481
100uF/16V
CE481
U482
STA516B
U482
STA516B
L490
10uH/12A
L490
10uH/12A
Q757
PNP_3CG3906M
Q757
PNP_3CG3906M
R265
8.2K
R265
8.2K
C495
NC/0.1uF/16V/X7R
C495
NC/0.1uF/16V/X7R
C520
1uF/63V
C520
1uF/63V
Q17
NPN_3DG3904M
Q17
NPN_3DG3904M
4.7uF/50V
CE35
4.7uF/50V
CE35
C743
0.1uF/50V/X7R
C743
0.1uF/50V/X7R
L485
10uH/12A
L485
10uH/12A
R780
220K
R780
220K
C524
0.22uF/50V/Y5V
C524
0.22uF/50V/Y5V
22uF/50V
CE36
22uF/50V
CE36
C221
0.1uF/50V/X7R
C221
0.1uF/50V/X7R
R490
6.2
Ÿ
R490
6.2
Ÿ
R243
1K
R243
1K
C760
0.1uF/50V/X7R
C760
0.1uF/50V/X7R
C507
0.1uF/50V/X7R
C507
0.1uF/50V/X7R
R235
10
R235
10
C509
330pF/50V/X7R
C509
330pF/50V/X7R
C486
0.1uF/50V/X7R
C486
0.1uF/50V/X7R
NC/47uF/16V
CE482
NC/47uF/16V
CE482
FB483
75/200mA
FB483
75/200mA
C742
0.1uF/50V/X7R
C742
0.1uF/50V/X7R
C748
 
1uF//50V/X7R
C748
 
1uF//50V/X7R
C736
 
1uF//50V/X7R
C736
 
1uF//50V/X7R
L486
10uH/12A
L486
10uH/12A
C127
1uF/16V/X7R
C127
1uF/16V/X7R
L487
10uH/12A
L487
10uH/12A
C532
10uF/16V/X7R
C532
10uF/16V/X7R
R236
15K
R236
15K
R495
6.2
Ÿ
R495
6.2
Ÿ
C505
0.1uF/16V/X7R
C505
0.1uF/16V/X7R
C518
1uF/63V
C518
1uF/63V
C744
0.1uF/50V/X7R
C744
0.1uF/50V/X7R
C482
0.1uF/50V/X7R
C482
0.1uF/50V/X7R
C753
 
1uF//50V/X7R
C753
 
1uF//50V/X7R
C741
0.1uF/50V/X7R
C741
0.1uF/50V/X7R
FB481
75/200mA
FB481
75/200mA
R783
100K
R783
100K
C738
 
1uF//50V/X7R
C738
 
1uF//50V/X7R
L488
10uH/12A
L488
10uH/12A
R246
8.2K
R246
8.2K
C511
0.1uF/16V/X7R
C511
0.1uF/16V/X7R
D8
LL4148
D8
LL4148
R775
220K
R775
220K
R777
220K
R777
220K
C754
0.1uF/50V/X7R
C754
0.1uF/50V/X7R
D10
LL4148
D10
LL4148
R233
NC/10K
R233
NC/10K
C519
1uF/63V
C519
1uF/63V
R240
30K
R240
30K
R773
220K
R773
220K
C494
NC/0.1uF/16V/X7R
C494
NC/0.1uF/16V/X7R
C484
0.1uF/50V/X7R
C484
0.1uF/50V/X7R
C745
0.1uF/50V/X7R
C745
0.1uF/50V/X7R
FB482
75/200mA
FB482
75/200mA
R496
NC/10K
R496
NC/10K
C761
0.1uF/50V/X7R
C761
0.1uF/50V/X7R
R245
20K
R245
20K
C527
0.22uF/50V/Y5V
C527
0.22uF/50V/Y5V
C531
10uF/16V/X7R
C531
10uF/16V/X7R
R247
8.2K
R247
8.2K
C7
50
0.
1uF/
50V/
X7R
C7
50
0.
1uF/
50V/
X7R
C769
0.22UF/50V/Y5V
C769
0.22UF/50V/Y5V
D9
LL4148
D9
LL4148
R484
10K
R484
10K
C740
0.1uF/50V/X7R
C740
0.1uF/50V/X7R
C485
0.1uF/50V/X7R
C485
0.1uF/50V/X7R
C
751
0.
1uF/
50V/
X7R
C
751
0.
1uF/
50V/
X7R
C222
0.1uF/50V/X7R
C222
0.1uF/50V/X7R
C523
0.22uF/50V/Y5V
C523
0.22uF/50V/Y5V
R498
6.2
Ÿ
R498
6.2
Ÿ
C525
0.22uF/50V/Y5V
C525
0.22uF/50V/Y5V
R242
68.1K
R242
68.1K
C746
0.1uF/50V/X7R
C746
0.1uF/50V/X7R
R241
220K
R241
220K
R486
NC/10K
R486
NC/10K
C755
0.1uF/50V/X7R
C755
0.1uF/50V/X7R
C529
0.01uF/50V/X7R
C529
0.01uF/50V/X7R
Q760
PNP_3CG3906M
Q760
PNP_3CG3906M
R251
3.3K
R251
3.3K
C481
0.1uF/50V/X7R
C481
0.1uF/50V/X7R
R237
5.6K
R237
5.6K
C128
1uF/16V/X7R
C128
1uF/16V/X7R
R232
NC/10K
R232
NC/10K
R492
6.2
Ÿ
R492
6.2
Ÿ
R779
220K
R779
220K
R234
NC/10K
R234
NC/10K
10uF/16V
CE34
10uF/16V
CE34
4.7uF/50V
CE32
4.7uF/50V
CE32
U23A
F4558
U23A
F4558
R499
22
Ÿ
R499
22
Ÿ
Q758
PNP_3CG3906M
Q758
PNP_3CG3906M
C749
0.1uF/50V/X7R
C749
0.1uF/50V/X7R
C483
0.1uF/50V/X7R
C483
0.1uF/50V/X7R
R244
12K
R244
12K
R493
6.2
Ÿ
R493
6.2
Ÿ
C530
10uF/16V/X7R
C530
10uF/16V/X7R
C521
0.01uF/50V/X7R
C521
0.01uF/50V/X7R
C762
0.1uF/50V/X7R
C762
0.1uF/50V/X7R
R778
220K
R778
220K
CE33
1uF/16V/X7R
CE33
1uF/16V/X7R
R500
22
Ÿ
R500
22
Ÿ
1000uF/50V
CE712
1000uF/50V
CE712
AMP_DET1
AMP_DET1
C528
0.22uF/50V/Y5V
C528
0.22uF/50V/Y5V
C752
0.1uF/50V/X7R
C752
0.1uF/50V/X7R
XP22
NC/CON_5P_0GNDD
XP22
NC/CON_5P_0GNDD
Q761
PNP_3CG3906M
Q761
PNP_3CG3906M
R489
22
Ÿ
R489
22
Ÿ
C522
0.01uF/50V/X7R
C522
0.01uF/50V/X7R
Q759
PNP_3CG3906M
Q759
PNP_3CG3906M
C739
0.1uF/50V/X7R
C739
0.1uF/50V/X7R
R774
220K
R774
220K
U483
STA516B
U483
STA516B
C512
330pF/50V/X7R
C512
330pF/50V/X7R
R239
2.7K
R239
2.7K
Q756
PNP_3CG3906M
Q756
PNP_3CG3906M
XP21
CON_7P_0GNDD
XP21
CON_7P_0GNDD
C504
0.1uF/16V/X7R
C504
0.1uF/16V/X7R
R781
220K
R781
220K
R488
22
Ÿ
R488
22
Ÿ
R491
22
Ÿ
R491
22
Ÿ
C758
0.1uF/50V/X7R
C758
0.1uF/50V/X7R
1000uF/50V
CE710
1000uF/50V
CE710
C510
0.1uF/50V/X7R
C510
0.1uF/50V/X7R
C513
330pF/50V/X7R
C513
330pF/50V/X7R
C747
0.1uF/50V/X7R
C747
0.1uF/50V/X7R
NC/47uF/16V
CE483
NC/47uF/16V
CE483
U481
STA516B
U481
STA516B
C526
0.22uF/50V/Y5V
C526
0.22uF/50V/Y5V
C502
330pF/50V/X7R
C502
330pF/50V/X7R
U23B
F4558
U23B
F4558
R494
22
Ÿ
R494
22
Ÿ
L489
10uH/12A
L489
10uH/12A
1000uF/50V
CE711
1000uF/50V
CE711
R776
220K
R776
220K
C109
1uF/16V/X7R
C109
1uF/16V/X7R
R501
6.2
Ÿ
R501
6.2
Ÿ
R782
100
R782
100
C737
0.1uF/50V/X7R
C737
0.1uF/50V/X7R
C496
NC/0.1uF/16V/X7R
C496
NC/0.1uF/16V/X7R
C759
0.1uF/50V/X7R
C759
0.1uF/50V/X7R
SUB-GND
OUT2B
OUT2B
VCC2B
GND2B
GND2A
VCC2A
OUT2A
OUT2A
OUT1B
OUT1B
VCC1B
GND1B
GND1A
VCC1A
OUT1A
OUT1A
NC
GND-CLEAN
GND-Reg
VDD
VDD
VL
CONFIG
PWRDN
TRI-STATE
FAULT
TH-WAR
IN1A
IN1B
IN2A
IN2B
VSS
VSS
VCC-Sign
VCC-Sign
1
2
3
4
5
SUB-GND
OUT2B
OUT2B
VCC2B
GND2B
GND2A
VCC2A
OUT2A
OUT2A
OUT1B
OUT1B
VCC1B
GND1B
GND1A
VCC1A
OUT1A
OUT1A
NC
GND-CLEAN
GND-Reg
VDD
VDD
VL
CONFIG
PWRDN
TRI-STATE
FAULT
TH-WAR
IN1A
IN1B
IN2A
IN2B
VSS
VSS
VCC-Sign
VCC-Sign
1
2
3
4
5
6
7
SUB-GND
OUT2B
OUT2B
VCC2B
GND2B
GND2A
VCC2A
OUT2A
OUT2A
OUT1B
OUT1B
VCC1B
GND1B
GND1A
VCC1A
OUT1A
OUT1A
NC
GND-CLEAN
GND-Reg
VDD
VDD
VL
CONFIG
PWRDN
TRI-STATE
FAULT
TH-WAR
IN1A
IN1B
IN2A
IN2B
VSS
VSS
VCC-Sign
VCC-Sign
FR+
FL+
SUB+
AMP_DET
CH4A
EAPD
CH4B
CH4B
AMP_FAULT
Temperature protect output
AMP_FAULT
Temperature protect output
AMP_FAULT
Temperature protect output
CH4A
CH3A
EAPD
CH3B
CH3B
CH3A
CH5A
EAPD
CH5B
CH5B
CH5A
AMP_FAULT
++
++
++
++
++
++
+
-
+
-
++
++
++
+
-
+
-
++
A
3
8
6
E
2
9
D
5
B
C
7
1
4
(8/8)
MAIN BOARD
F
HCD-ECL77BT/ECL99BT
HCD-ECL77BT/ECL99BT
30
30
5-12.  PRINTED WIRING BOARD - FRONT Board -
FRONT BOARD  
(COMPONENT SIDE)
FRONT BOARD  
(CONDUCTOR SIDE)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
12
13
14
• 
 : Uses unleaded solder.
• See page 20 for Circuit Boards Location.
HCD-ECL77BT/ECL99BT
HCD-ECL77BT/ECL99BT
31
31
5-13.  SCHEMATIC DIAGRAM - FRONT Board -
A
3
8
6
E
2
9
D
5
B
C
7
1
4
FRONT BOARD
F
KEY PART
Improve AM sensitivity
STB_5V
+5VA
-24V
+5VA
STB_5V
STB_5V
<TUNING->
<TUNING->
<PREV>
<PREV>
1
2
3
4
5
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
31
32
33
34
35
36
37
38
39
40
41
42
43
44
<BLUE TOOTH>
<BLUE TOOTH>
21
<EQ>
<EQ>
1
2
5
6
7
8
9
10
11
12
13
27
28
29
30
31
32
26 25 24 23 22 21
15 14
3
4
16
17
18
19
20
<BASS BOOST>
<BASS BOOST>
<ENTER>
<ENTER>
<STOP>
<STOP>
21
<OPEN/CLOSE>
<OPEN/CLOSE>
<BLUE TOOTH>
<BLUE TOOTH>
21
<FUNCTION>
<FUNCTION>
1
2
3
4
5
6
7
8
9
10
11
12
13
<REC TO USB>
<REC TO USB>
<NEXT>
<NEXT>
<TUNING+>
<TUNING+>
<POWER ON/OFF>
<POWER ON/OFF>
1
3
2
4
5
21
<PLAY>
<PLAY>
IR
GND
VCC
GND
GND
SW1 SW2 SW3 SW4 SDout SDin GND SCLK /CS KEY1 KEY2
KEY3
KEY4
VDD
SEG1/K1
SEG2/K2
SEG3/K3
SEG4/K4
SEG5/K5
SEG6/K6
SEG7
SEG8
SEG9
SEG10
SEG11
SEG12
VEE
SEG13
SEG14
SEG15
SEG16
G6
G5
G4
G3
G2
G1
VDD
LED4
LED3
LED2
LED1
GND
OSC
F1
F1
P14
P13
P12
NC(2G)
P11
P10
P9
NC(2G)
P8
3G
2G
1G
NP
F2
F2
4G 5G 6G 7G 8G NC(6G)
P6 P7
NP
NC(1G)
P5
P4
P3
P2
P1
1
2
3
4
5
6
7
8
9
10
11
12
13
VOL+
GND
VOL-
GND
GND
+ +
++
++
R52
47K
R52
47K
R1
470
R1
470
SW8
SW8
C3
1000pF/
50V/
X7R
C3
1000pF/
50V/
X7R
C5
1000pF/
50V/
X7R
C5
1000pF/
50V/
X7R
R34
4.7K
R34
4.7K
C7
0.1uF/50V/X7R
C7
0.1uF/50V/X7R
R5
2.2
R5
2.2
SW11
SW11
D2
1N
4148
D
2
1N
4148
R56
47K
R56
47K
R3
9
2.2
K
R3
9
2.2
K
C2
3300pF/50V/X7R
C2
3300pF/50V/X7R
LED1
  
LED_BULE
LED1
  
LED_BULE
C15
47pF/50V/NP0
C15
47pF/50V/NP0
IR1
IRM_10mm
IR1
IRM_10mm
R49
47K
R49
47K
ZD1
BZX79C6V2
ZD1
BZX79C6V2
C12
47pF/50V/NP0
C12
47pF/50V/NP0
C20
47pF/50V/NP0
C20
47pF/50V/NP0
R13
10K
R13
10K
R60
1K
R60
1K
C6
4.7uF/16V/Y5V
C6
4.7uF/16V/Y5V
R10
4.7K
R10
4.7K
C23
47pF/50V/NP0
C23
47pF/50V/NP0
U1
DRIVER_VFD_CS6312EN
U1
DRIVER_VFD_CS6312EN
ZD2
BZX79C5V1
ZD2
BZX79C5V1
SW14
SW14
ESD4
NC/
PESD5V0S1BA/
30K/
35pF
ESD4
NC/
PESD5V0S1BA/
30K/
35pF
SW9
SW9
R3
10K
R3
10K
R20
0
R20
0
R32
1K
R32
1K
"3.3uF
CE2
"3.3uF
CE2
R16
0
R16
0
C9
0.1uF/25V/Y5V
C9
0.1uF/25V/Y5V
VFD1
-
VFD1
-
R3
6
2.2
K
R3
6
2.2
K
C21
47pF/50V/NP0
C21
47pF/50V/NP0
SW1
SW1
R41
100
R41
100
R28
51K
R28
51K
R3
5
0
R3
5
0
R46
47K
R46
47K
SW6
SW6
R59
4.7K
R59
4.7K
D1
1N
4148
D
1
1N
4148
C26
47pF/50V/NP0
C26
47pF/50V/NP0
R55
47K
R55
47K
R57
47K
R57
47K
Q3
NPN_3DG3904M
Q3
NPN_3DG3904M
R43
100
R43
100
SW4
SW4
R11
10K
R11
10K
R40
22
R40
22
CE3
47uF/16V
CE3
47uF/16V
ESD2
NC/
PESD5V0S1BA/
30K/
35pF
ESD2
NC/
PESD5V0S1BA/
30K/
35pF
R50
47K
R50
47K
C18
47pF/50V/NP0
C18
47pF/50V/NP0
D3
1N
4148
D
3
1N
4148
R44
47K
R44
47K
R42
100
R42
100
R30
22
R30
22
R18
4.7K
R18
4.7K
Q4
PNP_3CG3906M
Q4
PNP_3CG3906M
R33
1K
R33
1K
C24
100pF/50V/NP0
C24
100pF/50V/NP0
SW15
SW15
SW13
SW13
C16
47pF/50V/NP0
C16
47pF/50V/NP0
ESD1
NC/
PESD5V0S1BA/
30K/
35pF
ESD1
NC/
PESD5V0S1BA/
30K/
35pF
R48
47K
R48
47K
R31
1K
R31
1K
R19
0
R19
0
C11
100pF/50V/NP0
C11
100pF/50V/NP0
Q1
NPN_3DG3904M
Q1
NPN_3DG3904M
R3
7
2.2
K
R3
7
2.2
K
Q5
NPN_3DG3904M
Q5
NPN_3DG3904M
C28
N
C
/0.
1uF/
50V/
X7R
C28
N
C
/0.
1uF/
50V/
X7R
R53
47K
R53
47K
R2
0
R2
0
C10
100pF/50V/NP0
C10
100pF/50V/NP0
C25
47pF/50V/NP0
C25
47pF/50V/NP0
SW2
SW2
C27
47pF/50V/NP0
C27
47pF/50V/NP0
XS1
13PIN/2.0mm/120mm
XS1
13PIN/2.0mm/120mm
D4
1N
4148
D
4
1N
4148
R58
1K
R58
1K
R47
47K
R47
47K
"3.3uF
CE1
"3.3uF
CE1
SW7
SW7
R9
8.2K
R9
8.2K
SW10
SW10
SW5
SW5
Q2
NPN_3DG3904M
Q2
NPN_3DG3904M
C14
47pF/50V/NP0
C14
47pF/50V/NP0
SW12
SW12
R51
47K
R51
47K
R7
470
R7
470
C19
47pF/50V/NP0
C19
47pF/50V/NP0
VR1
ENCODER
VR1
ENCODER
R27
1K
R27
1K
R6
5.6
Ÿ
R6
5.6
Ÿ
C4
1000pF/
50V/
X7R
C4
1000pF/
50V/
X7R
C1
0.1uF/50V/X7R
C1
0.1uF/50V/X7R
R29
100
R29
100
C17
47pF/50V/NP0
C17
47pF/50V/NP0
R12
1K
R12
1K
R24
0
R24
0
R54
47K
R54
47K
C8
4.7uF/16V/Y5V
C8
4.7uF/16V/Y5V
R26
1K
R26
1K
C22
47pF/50V/NP0
C22
47pF/50V/NP0
R8
330/1%
R8
330/1%
R15
0
R15
0
R22
1K
R22
1K
R21
1K
R21
1K
ESD3
NC/
PESD5V0S1BA/
30K/
35pF
ESD3
NC/
PESD5V0S1BA/
30K/
35pF
R3
8
2.2
K
R3
8
2.2
K
R4
470
R4
470
R45
47K
R45
47K
R14
0
R14
0
SW3
SW3
C13
47pF/50V/NP0
C13
47pF/50V/NP0
R17
0
R17
0
VFD_CLK
VFD_CS
VFD_DATA
IR
AC2
LR
24
AC1
VFD_CLK
VFD_CS
+5VA
VFD_DATA
+12V
-24V
+5VA
+12VA
AC2
+12V
-24V
STB_5V
+12V
VOL+
VOL-
VOL+
VOL-
KEY1 KEY2
KEY3 KEY4
K1
K2
K3
K4
KEY1
KEY2
KEY3
KEY4
K1
KEY2
KEY3
KEY4
K2
KEY1
KEY2
KEY3
K3
KEY4
KEY1
KEY2
K4
KEY1
POWER_KEY
+5VA
POWER_KEY
IR
HCD-ECL77BT/ECL99BT
HCD-ECL77BT/ECL99BT
32
32
5-14.  PRINTED WIRING BOARD - USB Board -
A
B
1
2
USB BOARD  
(COMPONENT SIDE)
USB BOARD  
(COMPONENT SIDE)
C
D
USB BOARD  
(COMPONENT SIDE)
USB BOARD  
(CONDUCTOR SIDE)
3
4
5
6
7
(ECL77BT: AEP, UK/ECL99BT: US, CND, UK)
(ECL77BT: E2, E4, E51, E93, MX, BR, AR/ECL99BT: E2, E4, E51, E93, MX, AR, RU)
• 
 : Uses unleaded solder.
• See page 20 for Circuit Boards Location.
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