Sony HCD-EP50LIV, Руководство по обслуживанию

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HCD-EP50LIV
17 17
•
SIGNAL PATH
: RECORD
: TAPE PLAY
: CD PLAY
: TUNER
I2CDATA
INPINENA
SYSTEM CONTROLLER
IC301 (2/3)
EEPROM
IC302
CDDATA
CDCLK
CDRESET
L3
L4
F
(Page 16)
RL-CH
TL-CH
RR-CH
TR-CH
DI CE
X2
X1
X301
4.194304MHz
7
3
I2CCLK 5
8
CD DOOR SW 19
45
MUTE 49
15
CL
14
LT
4
5 16
12
3
42
16
43
CE
GENERALDOUT
GENERALCLK
47
1
2
GENERALDIN 100
PLLENA
48
SDA 5
SCL 6
10
9
L2
L1
LTOUT
2
11
B
(Page 15)
L
R
1
LVROUT LVRIN
30 RVROUT
R-CH
R-CH
R-CH
CD-L-IN
CD-R-IN
CD BLOCK
INPUT SELECT SWITCH,
ELECTRICAL VOLUME
U6
R-CH
LINE AMP
U3
SOUND
CONTROL
CIRCUIT
R-CH
R-CH
MEGA BASS
CONTROL SWITCH
Q13
R-CH
PHONES
CN17
CD DO
CD CLK
CD \RESET
+
+
–
–
INPUT SELECT
SWITCH
SELECT SWITCH
SWITCH
LTCOM
4
LT
3
6
LT
2
7
LT
1
8
+9V
R-CH
R-CH
H
(Page 16)
E (Page 15)
TU-R
TU-L
CLOCK
DA IN
DA IN
CLOCK
DA OUT
STEREO 4
STEREO
TUNED
34
STATION
PLL CE
R-CH
D23
D17
D20
JK401
Z
PUSH
OPEN/CLOSE
SW300
HEADPHONE
AMP
U9
MUTING
Q7
MUTING
Q21
SPEAKER
IMPEDANCE
USE 8
Ω
POWER AMP
U11
• R-ch is omitted due to same as L-ch.
6-3. BLOCK DIAGRAM – MAIN Section –
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
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