Read Sony HCD-ECL77BT / HCD-ECL99BT Service Manual online
HCD-ECL77BT/ECL99BT
HCD-ECL77BT/ECL99BT
27
27
5-9. SCHEMATIC DIAGRAM - MAIN Board (6/8) -
FM INPUT
BT input: 1.4Vrms * 10K/(5.6K+10K) =0.9Vrms
IISD
DVCC3
DVCC3
VCC_D
VCC_D
V_12V
VCC_4052
VCC_4052
Vref
FM_36V
1
2
3
2
3
5
4
13
14
6
7
8
9
11
12
10
1
15
16
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
R
193
4.
7K
R
193
4.
7K
R197
100K
R197
100K
R763
220/1W
R763
220/1W
R
188
20K
R
188
20K
C765
0.1uF/50V/X7R
C765
0.1uF/50V/X7R
47uF/16V
CE19
47uF/16V
CE19
R195
1M
R195
1M
R194
1M
R194
1M
R180
10K
R180
10K
C158
1000pF/50V/X7R
C158
1000pF/50V/X7R
R198
100K
R198
100K
R765
470/5%
470/5%
R765
470/5%
470/5%
R
189
3.
9K/
1%
R
189
3.
9K/
1%
220uF/
16V
CE21
220uF/
16V
CE21
U17
78L05
U17
78L05
R191
1K
R191
1K
R190
1K
R190
1K
R259
5.6K/5%
R259
5.6K/5%
R250
5.6K/5%
R250
5.6K/5%
Q27
NPN_MMBT8050C
Q27
NPN_MMBT8050C
U20
ADC_AK5358A
U20
ADC_AK5358A
R196
33
R196
33
R182
5.1
R182
5.1
FB30
500/500mA
FB30
500/500mA
R185
10K
R185
10K
C152
4.7uF/10V/X5R
C152
4.7uF/10V/X5R
L491
10uH/100mA
L491
10uH/100mA
C148
4.7uF/10V/X5R
C148
4.7uF/10V/X5R
C194
1uF/25V/Y5V
C194
1uF/25V/Y5V
R
181
4.
7K
R
181
4.
7K
C
195
0.
1uF/
25V/
X5R
25V/
X5R
C
195
0.
1uF/
25V/
X5R
25V/
X5R
R
186
20K
R
186
20K
C149
0.
1uF/
25V/
X5R
25V/
X5R
C149
0.
1uF/
25V/
X5R
25V/
X5R
FB22
500/
200m
A
FB22
500/
200m
A
U19
74HC4052
U19
74HC4052
10uF/
16V
C
E22
10uF/
16V
C
E22
C156
4.7uF/10V/X5R
C156
4.7uF/10V/X5R
C150
4.7uF/10V/X5R
C150
4.7uF/10V/X5R
ZD752
BZV55C3V9/3.9V
ZD752
BZV55C3V9/3.9V
R176
100
R176
100
C135
47pF/
50V/
N
N
P0
C135
47pF/
50V/
N
N
P0
C
161
0.
1uF/
25V/
X5R
25V/
X5R
C
161
0.
1uF/
25V/
X5R
25V/
X5R
R764
100
R764
100
R
260
10K
R
260
10K
R183
22K
R183
22K
C766
1uF/10V/Y5V
C766
1uF/10V/Y5V
C159
NC/0.1uF/25V/Y5V
C159
NC/0.1uF/25V/Y5V
R177
3.9K/1%
R177
3.9K/1%
C153
4.7uF/10V/X5R
C153
4.7uF/10V/X5R
R
187
3.
9K/
1%
R
187
3.
9K/
1%
C151
0.1uF/25V/X5R
C151
0.1uF/25V/X5R
XP16
9PIN/2.0mm
XP16
9PIN/2.0mm
C
160
0.
1uF/
25V/
X5R
C
160
0.
1uF/
25V/
X5R
R
221
10K
R
221
10K
C157
1000pF/50V/X7R
C157
1000pF/50V/X7R
C154
4.7uF/10V/X5R
C154
4.7uF/10V/X5R
R
179
4.
7K
R
179
4.
7K
R
192
4.
7K
R
192
4.
7K
FB29
500/500mA
FB29
500/500mA
R766
220/1W
R766
220/1W
R
178
4.
7K
R
178
4.
7K
C136
47pF/
50V/
N
N
P0
C136
47pF/
50V/
N
N
P0
R184
3.9K/1%
R184
3.9K/1%
C155
4.7uF/10V/X5R
C155
4.7uF/10V/X5R
C147
4.7uF/10V/X5R
C147
4.7uF/10V/X5R
R230
10K
R230
10K
OUT
GND
IN
AINL
CKS1
AGND
VCOM
PDN
DIF
VA
VD
DGND
SDTO
MCLK
SCLK
LRCK
AINR
CKS2
CKS0
Y0
Y2
Y
Y3
Y1
EN
VEE
GND
B
A
X3
X0
X
X1
X2
VCC
1
2
3
4
5
6
7
8
9
4052_SW1
4052_SW2
ADC_INR
ADC_INL
AD_BCLK
AD_MCLK
AD_LRCK
AD_BCLK
AD_MCLK
AD_LRCK
AD_DATA
4052_SW2
4052_SW1
TUNER_SDA
TUNER_SCL
TUNER_L
TUNER_R
AD_DATA
AUX_L
AUX_R
L
R
GND
RDS
TUNER_SCL
TUNER_SDA
FM_3.3V
GND
BT_L
TUNER_R
TUNER_L
RDS
BT_R
BT_L
BT_R
A
S
AD_MCLK
6,11
AD_BCLK
6,11
AD_LRCK
6,11
AD_DATA
6
4052_SW2
8
4052_SW1
8
TUNER_SDA
8
TUNER_SCL
8
AUX_R
AUX_L
BT_L
RDS
8
BT_L
6
BT_R
6
BT_R
++
++
++
A
3
8
6
E
2
D
5
B
C
7
1
4
(6/8)
MAIN BOARD
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