Sony HCD-EP-707 Service manual
HCD-EP707
DOCUMENT demo
SERVICE MANUAL
Ver 1.7 2004.02
HCD-EP707 is the amplifier, CD
player , tape deck and tuner section
in CMT-EP707.
CD
Section
TAPE
Section
SPECIFICATIONS
US Model
Canadian Model
AEP Model
UK Model
Austr alian Model
Model Name Using Similar Mechanism NEW
CD Mechanism Type CMCJ-0132
Model Name Using Similar Mechanism HCD-EP505
Tape T ransport Mechanism T ype CRL4349
AUDIO POWER SPECIFICATIONS:
(U.S.A. model only)
POWER OUTPUT AND TOTAL
HARMONIC DISTORTION:
with 4 Ω loads both channels driven, from 120
- 10,000 Hz; rates 15 W per channel minimum
RMS power, with no more than 10% total
harmonic distortion from 250 mW to rated
output.
Amplifier section
Canadian model:
Continuous RMS power output (reference)
European model:
DIN power output (rated) 12 + 12 W
Continuous RMS power output (reference)
Music power output (reference)
Other model:
The following measured at AC 230 V or AC 120 V,
50/60 Hz
DIN power output (rated) 12 + 12 W
Continuous RMS power output (reference)
Inputs
MD IN (phono jacks): voltage 450 mV,
Outputs
PHONES: Accepts headphones of
(stereo mini jack) 8 Ω or more
SPEAKER: Accepts impedance of 8 to
15 + 15 W
(4 Ω at 1 kHz, 10% THD)
(4 Ω at 1 kHz, DIN)
15 + 15 W
(4 Ω at 1 kHz, 10% THD)
38 + 38 W
(4 Ω at 1 kHz, DIN)
15 + 15 W
(4 Ω at 1 kHz, 10% THD)
impedance 47 kilohms
16 Ω
CD player section
System Compact disc and digital
Laser Semiconductor laser
Frequency response 20 Hz - 20 kHz (±0.5 dB)
OPTICAL DIGITAL OUT
(Square optical connector jack, rear panel)
Wavelength 660 nm
Tape player section
Recording system 4-track 2-channel stereo
Frequency response 50 - 13 000 Hz (±3 dB),
Tuner section
FM stereo, FM/AM superheterodyne tuner
FM tuner section
Tuning range 87.5 - 108.0 MHz
Antenna FM lead antenna
Antenna terminal (Except for European model)
Intermediate frequency 10.7 MHz
AM tuner section
Tuning range
Pan-American model: 530 - 1 710 kHz
European model: 531 -1 602 kHz
audio system
(λ=780 nm)
Emission duration:
continuous
using Sony TYPE I
cassette
75 Ω coaxial
(with the interval set at
10 kHz)
531 - 1 710 kHz
(with the interval set at
9 kHz)
(with the interval set at
9 kHz)
Other models: 531 - 1 602 kHz
Antenna AM loop antenna
Intermediate frequency 450 kHz
General
Power requirements
North American model : 120 V AC, 60 Hz
Other models: 230 V AC, 50/60 Hz
Power consumption
European model: 38 W
Other models: 38 W
Dimensions (w/h/d):
Mass: Approx. 5.0 kg
Supplied accessories: AM loop antenna (1)
Design and specifications are subject to change
without notice.
(with the interval set at
9 kHz)
530 - 1 710 kHz
(with the interval set at
10 kHz)
0.5 W (in the standby
mode)
Approx. 180 × 246 × 335 mm
Remote Commander (1)
Batteries (2)
FM lead antenna (1)
(Except for European
model)
9-874-043-08 Sony Corporation
2004B05-1 Home Audio Company
C 2004.02 Published by Sony Engineering Corporation
COMPACT DISC DECK RECEIVER
HCD-EP707
Ver 1.6
5-7. SCHEMATIC DIAGRAM – MAIN Section (1/2) – • See page 20 for Waveforms. • See page 30 for IC Block Diagrams.
FM ANT
COAXIAL
(Page 27)
DISPLAY
(Page
27)
DISPLAY
CD
BLOCK
∗
SUPPLIED
WITH THE
ASSEMBLED BLOCK
75Ω
A
BOARD
B
BOARD
∗
DIGITAL
OPTICAL
1
Q248 – 251
LED DRIVE
0
[0.1]
[0.7]
0 [4.7] <4.7> 4.7 4.2 0 0
0
(4.7)
2.2U
50V
CON204
MD IN
<0.1>
<0.7> 0.1
0.7
0
0
{4.5}0<5>
5.6k
5.6k
2.2U
1000P
50V
2700P 2700P
4.7U
4.7U
50V
50V
2.7k
2.7k
11P
4P
2P
C
DISPLAY
BOARD
(Page 27)
MOTOR ON
REC-EN
SOL
CD_DRV_B+
L-CH
R-CH
(Page 23)
CHANGER
MECHANISM
BLOCK
∗
SUPPLIED
WITH THE
ASSEMBLED
BLOCK
(Page 27)
D
DISPLAY BOARD
L-OUT
R-OUT
RIN
LIN
∗
(1/2)
2
MAIN
BOARD
(2/2)
1
MAIN
BOARD
(2/2)
R412 3.9k
C318
C319
C320
470P
5
1000P
220U
16V
IC204
FUNCTION
SELECT
IC B/D
D207
133
44.24.24444444444
16V
470P
470P
16V
470U
16V
IC206
DRAWER
MOTOR DRIVE
4.2
8.8
0.6
8.8
0.6
5.6
4.2
C316
0.1
0.1
4.2
8.8
0.6
8.8
0.6
6.1
4.2
IC205
CARRIAGE MOTOR DRIVE
IC B/D
470U
16V
1W
16V
1W
IC B/D
(Page 23)
0.047U
0.047U
C325
0.1U
IFT202, VC205
AM TRACKING
AM RF
AM OSC
1
12P
10P
Q206, 207
B+ SWITCH
L203, VC202
FM TRACKING
3.3k
1000p
1000p
33R
0.9
0.1U
(0)
0.1U
1.3 1.3
6
5
4
IFT201
AM FREQUENCY
COVERAGE
4
3
100R
2200U
10V
fmax – fmin
FM: 2.4 – 6.9
AM: 1.2 – 7.7
7.2MHz
0.047U
3.3U
50V
5.6k
0.1U
2.3 4.7 0.9 4.7
2.2k 2.2k
0.001U
15K
4.7
4.7
(5.7)
(5.7)
4.7
4.7
(5.7)
(5.7)
0.022U
2.2U
50V
MAIN BOARD
TP
(VT)
2P
AM
ANT
TP
2P
(FM ANT)
2
D. OUT
VCC
6P
CON206
CON218
1
2
3
0.047U
3P
9P
3P
CON219
GPIF32T
[5.1]
[1.8]
TP
(GND)
0.047U
8.9 4.8
50V
8.9 8.9
8.1
C322
560P
5.4
Q205
+5V
REGULATOR
1000U
10V
0.1
C321
560P
CON219
OPTICAL
TRANSCEIVER
1
OUT
D. GND
(1/2)
1000p
1
2
3
1
2
10K
0.1
0.7
C323
560P
FM FREQUENCY COVERAGE
16V
R222
22R
4.7
(5.7)
(0.3)
2.4
(3.2)
16V
0.01U
2.2k
5.6k
4.7k
2.2k
L204
3.6
0.01U
(4.3)
1.9
FM OSC
(2.1)
1.1
BUFFER
(1.4)
1000p
4.7U
4.7U
50V
50V
50V
1.1
1.2 1.3 1.3 4 4 3.9
0
4.7
4.7
(5.7)
(5.7)
0.001U
2.4
(0)0(2.4)
44.74.2002.3
0
(2.7)
0.1U
1
2
3
3.3k
1.3 1.3
AM IF
IFT205
AM IF
(4.8)
12k
12k
(AEP, UK)
R261
4.7k
1.8 1.8 1.7 3.7
1000p
50V
50V
2.2U 50V
0.1
(0.3)
5
4
FM/AM IF AMP,
MIX, MPX DET,
0
IC201
FM/AM PLL
IC B/D
0
470U
0.1
16V
0.01U
Q204
FM/AM
SELECT SWITCH
BUFFER
0.1
(0.3)
4.7U
50V
IC202
OSC
4.7k4.7k
0.6
[8]
8.6
[7.3]
8.6 [0]
0.01U
(0.1)
2SB1240
1k
1k
4
4.7
(5.1)
IC B/D
L206
100µH
20k 20k 1800P 1800P
0 (0.7)
0.022U
0.1U
+5V
8.6
Q210, 211
B+ SWITCH
0
[4.7]
50V
∗
50V
4.7k
4.7k
4.7U 50V
4.7U
50V
4.7k
IC203
RDS DECODER
IC B/D
133
3
2 1.9 3.7 0 1.9
560P
2.2U
50V
Q208
BUFFER
3.6 4 44 4 3.6 44 4 44 4 8.1
3.3k
2.3
1.3
2.2U
50V
4.7U
50V
4.7U
50V
1.5k
0.6
B+ SWITCH
2.2U
50V
3.9
3.3
2.2k
3.9
0.12
5.6k
9.1k
CE284
100U
16V
IC207
INPUT SELECT,
ELECTRICAL
VOLUME
IC B/D
0.12 0.12 0.12
5.6k
9.1k
2.2k
C313
0.01U
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.
2222
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