Amp Section - Sony HCD-DX170 Service Manual

HCD-DX150/DX170/DX250
– AMP SECTION –
IC3601
A/D CONVERTER
1 LIN DOUT
R-CH 2 RIN
SCKI
BCK
J200
L
VIDEO/SAT
AUDIO IN
R-CH
R
AUDIO INPUT
SELECTOR
12 X0
FM/AM TUNER UNIT
COAXIAL FM ANT
L-CH 14 X1
FM
75Ω GND
R-CH R-CH
AM ANT
AM
TUDI
Q603 Q604
GND
DI
TUDO
DO
TUCLK
CK
TCE
CE
TUNED
TUNED
AV SEL1
VIDEO
B
SECTION
HCD-DX150/DX170/DX250
12
15
11
ALRCK 213
ABCK 214
215
ACLK
209 SPDATA/SMSDI
217
ASDATA0
218
ASDATA1
ASDATA2 219
229 XTALI
X101
27MHz
228 XTALO
IC102(2/3)
DVD SYSTEM PROCESSOR
IC602
IC603
X 13
AMP
A B
10 9
TUDI
TUDO
TUCLK
TCE
TUNED
AV SEL0
AV SEL1
AV SEL2
IC4501
BUFFER
LRCKO
5 15
BCKO
6 14
D1
9 11
D2
8 12
D3
7 13
IC4502
BUFFER
SCK
2 Y 4
A
100
78 PLL_DO
80 PLL_DI
77 PLL_CLK
79 PLL_CE
85 TUNED
IC509 (2/4)
SYSTEM CONTROLLER
81 AV SEL0
82 AV SEL1
83 AV SEL2
30 30
D1 - D3, SCK,
BCKO, LRCKO
1 A D2
5
Y
2 B
G 7
6 A/B
LD/ST MOTOR DRIVER
IC503 LD/ST MTR NEG
SELECTOR LD/ST MTR POS
BU U/D MTR NEG
BU U/D MTR POS
SW1 SUB TRAY OPEN OUT
SW4 SUB TRAY CLOSE OUT
SW2 SUB TRAY OUT
POWER SW3 SUB TRAY OUT
D
SECTION
ST-E1
ST-E2
ST-E3
ST-E4
MD-E1
MD-E2
MD-E3
MD-E4
D,SENSER
• R-CH is omitted due to same as L-CH.
• Signal Path
: AUDIO
: AUDIO IN
: TUNER
AUDIO
A
SECTION
IC701
S781
9 RIN OUT1 4
M761 ROTARY
7 FIN OUT2 2 M
(LD/ST) ENCODER
(ST U/D)
IC711
U/D MOTOR DRIVER
9 RIN OUT1 4
M762
7 FIN OUT2 2 M
(BU U/D)
S771
S721
OPEN ROTARY
MAIN TRAY
ENCODER
IN/OUT
CROSE
(MD)
S731
(SUB TRAY IN)
IC751
Q751
(DISC SENSOR)
S761
SENSE
D+3.3V
(SUB TRAY OUT) SWITCH