Sony CMT-EP707 / HCD-EP707 Service Manual ▷ View online
21
21
HCD-EP707
5-6.
PRINTED WIRING BOARDS – MAIN Section –
•
See page 20 for Circuit Boards Location.
R405
C324
C316
JP306
C319
C320
C318
R412
CE284
C323
C322
C321
1
CN201
2
FM ANT
75Ω COAXIAL
IC202
L
R
MD IN
IC210
5
2
1
4
5
8
HEADPHONE BOARD
5
1
IC207
1
14
28
15
IC201
9
IC209
IC205
1
9
IC206
1
9
1
5
2
1
1
4
MAIN BOARD
IC204
2
1
AM
ANT
CON202
CON219
3
2
DIGITAL
OUT
OPTICAL
CON219
1
3
1
6
1
3
DISPLAY
BOARD
A
DISPLAY
BOARD
B
REGULATOR
BOARD
F
1
10
1
CD
BLOCK
∗
SUPPLIED WITH THE
ASSEMBLED BLOCK
ASSEMBLED BLOCK
∗
1
12
24
13
1
11
22
12
DISPLAY
BOARD
D
9
TAPE MECHANISM
BLOCK
∗
SUPPLIED WITH THE
ASSEMBLED BLOCK
ASSEMBLED BLOCK
∗
HRPE201
REC/PB/ERASE
HEAD
1
7
DISPLAY
BOARD
G
1
4
CHANGER
MECHANISM
BLOCK
(1/2)
∗
SUPPLIED
WITH THE
ASSEMBLED
BLOCK
WITH THE
ASSEMBLED
BLOCK
∗
DISPLAY
BOARD
C
11
1
1
8
16
9
1
9
IC208
4
3
5
2
1
A
B
C
D
E
F
G
H
I
1
2
3
4
5
6
7
8
9
10
11
12
13
14
J
TP
(VT)
TP
(GND)
TP
(FM ANT)
2 3
5
4
1
6
1
2
4 3
1
2
3
5
4
E
C
B
B
C
E
A
K
A
E
C
B
B
C
E
B
C
E
E
C
B
B
C
E
B
C
E
POWER
AMP
BOARD
E
E
C
B
C
B
C
B
E
B
E
B
C
E
C
E
E
C
B
C
B
E
C
B
C
B
E
C
B
C
B
B
C
E
C
E
B
C
E
C
E
E
C
B
E
C
B
E
C
B
B
C
E
B
C
E
4
5
6
1
3
2
B
C
E
C
B
E
E
C
B
E
C
B
E
C
B
E
C
B
E
C
B
E
C
B
E
C
B
B
C
E
B
C
E
B
C
E
B
C
E
B
C
E
B
C
E
E
C
B
B
C
E
B
C
E
E
C
B
B
C
E
E
C
B E
C
B
B
C
E
B
C
E
B
C
E
B
C
E
1
CON206
IC203
1
8
16
9
B
C
E
E
C
B
(AEP,UK)
R411
C314
C315
JK201
PHONES
CON203
1
9
CON219
F-2
D201
D-3
D202
D-3
D203
D-7
D204
H-10
D205
I-3
D206
H-11
D207
I-5
D210
F-9
D211
H-4
D212
B-11
IC201
F-6
IC202
D-4
IC203
C-7
IC204
C-13
IC205
E-12
IC206
G-12
IC207
I-6
IC208
G-10
IC209
C-12
IC210
I-4
Q201
B-3
Q202
C-5
Q204
E-5
Q205
B-5
Q206
C-4
Q207
B-4
Q208
D-7
Q209
C-7
Q210
B-11
Q211
B-12
Q215
H-10
Q216
H-9
Q217
H-9
Q218
I-9
Q219
G-14
Q220
H-12
Q221
I-12
Q222
H-11
Q223
H-11
Q224
H-10
Q225
H-13
Q226
H-12
Q227
H-12
Q228
H-13
Q229
G-12
Q230
G-12
Q231
G-12
Q232
G-12
Q234
H-11
Q235
G-9
Q236
G-9
Q237
D-11
Q238
F-8
Q239
G-10
Q240
C-11
Q241
F-8
Q242
G-9
Q243
E-11
Q245
F-11
Q246
F-9
Q247
F-11
Q248
B-13
Q249
B-13
Q250
B-13
Q251
B-13
Q252
F-4
Q253
H-5
Q254
H-4
Q255
G-9
Q256
F-9
VC203
F-3
VC204
F-3
Z201
B-5
Z202
F-13
Z203
E-13
Z204
I-12
Ref. No.
Location
• Semiconductor
Location
(Page 24)
(Page 26)
(Page 26)
(Page 26)
(Page 28)
(Page 26)
(Page 26)
22
22
HCD-EP707
5-7.
SCHEMATIC DIAGRAM – MAIN Section (1/2) –
•
See page 20 for Waveforms.
•
See page 30 for IC Block Diagrams.
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
Les composants identifiés par une marque
0
sont
critiques pour la sécurité.
Ne les remplacer que
par une pièce portant le numéro spécifié.
1
DISPLAY
BOARD
A
DISPLAY
BOARD
B
DISPLAY
BOARD
C
MAIN
BOARD
(2/2)
1
MAIN
BOARD
(2/2)
2
IC B/D
IC B/D
IC B/D
IC B/D
IC B/D
IC B/D
IC B/D
3
0.9
(0)
4.7
(5.7)
4.7
(5.7)
4.7
(5.7)
1.1
(0.3)
1.2
1.3
1.3
4
4
3.9
4.7
(5.7)
1.3
1.3
4.7
(5.7)
2.4
(3.2)
0
4.7
(5.7)
4.7
(5.7)
1.3
1.3
0.1
(0.3)
0.1
(0.3)
4.7
(5.1)
4
(0.1)
0 (0.7)
1.9
(2.1)
3.6
(4.3)
1.1
(1.4)
AM TRACKING
IFT202, VC205
AM FREQUENCY
COVERAGE
IFT201
8.9
4.8
5.4
8.9
8.9
8.1
0.1
0.7
2.3
4.7
0.9
4.7
2.4
(0)
(0)
0
(2.4)
0
0
(2.7)
4
4.7
4.2
0
0
2.3
0.6
[8]
[8]
8.6
8.6
[7.3]
8.6 [0]
0
[4.7]
fmax – fmin
FM: 2.4 – 6.9
AM: 1.2 – 7.7
AM: 1.2 – 7.7
3.6
4
4
4
4
3.6
4
4
4
4
4
4
8.1
4
4.2
4.2
4
4
4
4
4
4
4
4
4
4
0
(4.7)
0
{4.5}
0
<5>
0
[4.7]
<4.7>
4.7
4.2
0
0
0
0.7
<0.7>
0.1
<0.1>
[0.7]
[0.1]
4.2
8.8
0.6
8.8
0.6
5.6
4.2
4.2
8.8
0.6
8.8
0.6
6.1
4.2
AM IF
IFT205
0
(4.8)
5
FM TRACKING
L203, VC202
FM FREQUENCY COVERAGE
L204
[5.1]
[1.8]
0
1
(AEP, UK)
1.8
1.8
1.7
3.7
∗
2
1.9
3.7
0
1.9
2.3
1.3
0.6
3.3
3.9
3.9
MOTOR ON
REC-EN
SOL
CD_DRV_B+
R-CH
L-CH
L-OUT
R-OUT
RIN
LIN
MAIN BOARD
(1/2)
IC202
FM/AM IF AMP,
MIX, MPX DET,
MIX, MPX DET,
OSC
IC201
FM/AM PLL
IC207
INPUT SELECT,
ELECTRICAL
VOLUME
IC204
FUNCTION
SELECT
2P
2P
2
1
AM
ANT
FM ANT
75Ω
COAXIAL
1000p
1000p
0.047U
3.3k
0.1U
1000p
1000p
50V
4.7U
50V
4.7U
50V
3.3k
50V
2.2U 50V
0.01U
0.01U
1k
1k
1000p
0.1U
0.01U
16V
50V
50V
0.022U
4.7k
4.7k
0.1U
4.7U
50V
0.047U
3.3U
50V
0.047U
0.047U
50V
0.022U
1000U
10V
0.1
12P
7.2MHz
10P
10V
0.1U
5.6k
16V
0.01U
0.001U
2.2k
5.6k
6P
3P
1
2
3
CON219
OPTICAL
TRANSCEIVER
CON219
GPIF32T
GPIF32T
SUPPLIED
WITH THE
WITH THE
ASSEMBLED BLOCK
CD
BLOCK
∗
∗
0.1
470U
16V
4.7U 50V
4.7U
50V
4.7k
DIGITAL
OUT
OPTICAL
VCC
D. OUT
D. GND
4.7U
50V
4.7U
50V
5.6k
5.6k
2.2U
50V
2.2U
50V
4.7U
50V
4.7U
50V
2.7k
2.7k
16V
2.2U
50V
2.2U
50V
2700P
2700P
220U
16V
5.6k
5.6k
1000P
1000P
IC205
CARRIAGE MOTOR DRIVE
IC206
DRAWER
MOTOR DRIVE
1W
1W
16V
0.1
4P
16V
2P
11P
DISPLAY BOARD
D
MD IN
CON204
SUPPLIED
WITH THE
WITH THE
ASSEMBLED
BLOCK
CHANGER
MECHANISM
BLOCK
(1/2)
∗
∗
0.047U
50V
2.2k
2.2k
2.2k
4.7k
0.001U
TP
(GND)
TP
(FM ANT)
TP
(VT)
AM RF
AM OSC
AM IF
FM OSC
BUFFER
BUFFER
15K
R222
22R
33R
0.1U
C325
0.1U
1
2
3
6
5
4
1
2
4
3
Q205
+5V
REGULATOR
100R
2200U
10K
Q206, 207
B+ SWITCH
1
2
3
5
4
BUFFER
Q204
FM/AM
SELECT SWITCH
20k
20k
1800P
1800P
C323
560P
560P
C321
560P
560P
C322
560P
560P
Q210, 211
B+ SWITCH
+5V
L206
100µH
2.2k
2.2k
9.1k
9.1k
C313
0.01U
D207
R412 3.9k
C318
470P
470P
C319
470P
470P
C320
470P
470P
CE284
100U
Q248 – 251
LED DRIVE
470U
16V
C316
0.1
470U
16V
R261
4.7k
2.2U
50V
3.3k
Q208
BUFFER
B+ SWITCH
1.5k
133
IC203
RDS DECODER
133
0.12
0.12
0.12
0.12
2SB1240
4.7k
4.7k
12k
12k
CON206
9P
CON218
3P
2.2U
50V
560P
16V
(Page 27)
(Page
27)
(Page 23)
(Page 27)
(Page 23)
(Page 27)
Ver 1.6
23
23
HCD-EP707
5-8.
SCHEMATIC DIAGRAM – MAIN Section (2/2) –
•
See page 20 for Waveform.
•
See page 30 for IC Block Diagrams.
(Page 25)
MAIN
BOARD
(1/2)
2
MAIN
BOARD
(1/2)
1
REGULATOR
BOARD
F
POWER AMP
BOARD
E
DISPLAY
BOARD
G
2
IC B/D
IC B/D
0.6
0
0
0.6
3.7
8.3
3.7
0
0
0
<0.3> {-0.5}
<0.2>
{8.4}
<0>
{0.4}
<0.1>
{9.2}
<11.8>
<0>
{11.8}
<0.1>
{9.2}
<0.7>
{0}
<0>
{0.7}
<8.9>
{0}
<0>
{0.7}
<8.9>
<0>
{8.9}
<8.9>
{8.2}
<0>
{0.7}
<5.2>
{0}
<8.9>
{-15.1}
<8.9>
<8.1>
{8.9}
<0>
{8.9}
<1.5>
{0}
<11.8>
<11.8>
<11.1>
<0.1>
<0.7>
<4.2>
<4.2>
<5.1>
<8.5>
<4.8>
{0}
<2> <2.5>
{0}
<2>
<0.6>
<0>
<0>
{0.7}
<0.8>
{0}
<0.6>
<0>
<1.7>
{0}
<0>
<1.8>
<0>
<1.8>
<0>
<0>
<1.8>
<8.1>
<1.8>
<1.7>
{0}
<0.9>
{1.7}
<0.9>
{0}
<0>
{4.5}
<0.9>
{1.7}
<0>
{1.7}
<0.9>
{1.7}
<0.4>
{1.7}
<0>
{4.5}
<0>
{0.2}
<2.7>
{0}
<0>
{-11.3}
<0>
{-11.3}
<3.6>
{-13}
<3.6>
{-13}
<3.6>
{-13}
<3.6>
{-13}
<0>
<0>
<0>
<0>
{7.6}
<0>
{7.6}
<0>
<2.7>
{0}
<0>
{0.2}
<0>
{0.7}
<0.8>
{0}
<0.9>
{0}
<0.9> {0.7}
<1.7>
{0}
<0>
{1.7}
<0.9>
{1.7}
<0.9>
{1.7}
<0.4>
{1.7}
<0>
{4.5}
<0> {4.5}
<12>
<12>
<0>
<0>
CD_DRV_B+
R-OUT
L-OUT
L-CH
REC-EN
MOTOR ON
R-CH
SOL
RIN
LIN
+5V
12V
MAIN BOARD
(2/2)
IC210
HEADPHONE AMP
IC208
ALC,
REC/PB AMP
IC209
AMS
4P
5P
10P
16V
16V
16V
4.7U 50V
4.7U 50V
C315
16V
68
1000U
10V
HEADPHONE
BOARD
PHONES
50V
2P
5P
ERASE
L-CH
HRPE201
(RECORD/PLAYBACK/ERASE)
R-CH
16V
1000P
1000P
2.2U
50V
6.8k
2.2U
50V
1000P
50V
0.027U
3.3k
39mH
1500P
50V
1000P
50V
2.2U
50V
2.2U
50V
50V
1000P
1000P
6.8K
0.027U
3.3K
50V
1500P
39mH
2.2k
6.8k
2.2k
50V
2.2U
50V
2.2k
8200P
6800P
0.022U
50V
16V
1000P
2.2k
2.2U
50V
16V
16V
50V
4.7U
50V
2.2U
50V
5.6k
16V
2SC1616
0.1U
16V
4.7U
50V
22k
3.9k
3.9k
4.7U
50V
5.6k
22k
50V
2.2U 50V
2.2U 50V
5.6k
7P
SUPPLIED
WITH THE
WITH THE
ASSEMBLED
BLOCK
TAPE
MECHANISM
BLOCK
∗
∗
1
2
3
4
5
1
2
3
4
5
6.8k
50V
9P
12V
VDD
GND
Q253, 254
MUTING
R411
2.2k
R405
2.2k
IC210
Q215, 216
TRIGGER
PLUNGER
DRIVE
BIAS
OSC
Q226, 227
REC BIAS
SWITCH
2.2U
50V
Q229 – 232
REC/PB
SWITCH
REC
MUTING
68k
68k
Q245, 247
PB MUTING
REC
MUTING
Q235, 255
AMP GAIN SWITCH
REC/PB
SWITCH
ALC SWICTH
Q242, 256
AMP GAIN
AMP GAIN
SWITCH
REC/PB
SWITCH
MUTING
TAPE TYPE
SELECT SWITCH
MUTING
TAPE TYPE
SELECT SWITCH
VCC
V8
DIO OUT
TR OUT
GND
NC
NF
GR
V. N
C324
0.1
REC/PB
SWITCH
Q220, 221
REC/PB
SWITCH
Q217, 218
CAPSTAN/REEL
MOTOR DRIVE
BUFFER
Q224, 225
INVERTER
INVERTER
INVERTER
2SB1240
(Page 29)
(Page 22)
(Page 22)
(Page 27)
Ver 1.6
24
24
HCD-EP707
5-9.
PRINTED WIRING BOARDS – POWER AMP Section –
•
See page 20 for Circuit Boards Location.
• Semiconductor
Location
Ref. No.
Location
Q701
C-4
Q702
C-5
Q703
C-5
Q704
C-5
U700
A-7
U701
A-4
1
14
U1
POWER AMP BOARD
SPEAKER JACK BOARD
U700
3
1
1
3
1
3
REGULATOR
BOARD
CON801
I
E
C
B
C
B
E
C
B
C
B
1
4
REGULATOR
BOARD
CON808
H
MAIN
BOARD
E
1
4
1
4
–
+
–
+
R
L
SPEAKER
IMPEDANCE
USE 4Ω
SP801
A
B
C
D
E
F
1
2
3
4
5
6
7
B
C
E
C
E
B
C
E
C
E
(Page 28)
(Page 28)
(Page 21)
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