Block Diagram -Main Section - Sony HCD-ZX66i Service Manual

HCD-ZX66i/ZX99i
6-2. BLOCK DIAGRAM – MAIN Section –
MIC AMP
IC850 (1/2)
MIC AMP
J801 3 1
IC850 (2/2)
MIC1
6
RV801
MIC
LEVEL
J802
MIC2
J580
-2
L
AUDIO
-3
GAME
R-CH
R
INPUT -1
VIDEO
J716
VIDEO OUT
PHONO AMP
IC519
J701
5 7
-3
L
PHONO
-4
R-CH
IN R
-1
L
PC
-2
R-CH
IN R
CD SERVO A
CD L
SECTION
IPOD AMP
(Page 31)
IC100
27 3 1
LINE-OUT-L
28
LINE-OUT-R
R-CH
8
VBUS
VBUS
CN1550
Dock for iPod
30 DGND
18
RXD
19 TXD
TU901
FM/AM TUNER PACK
ST-L
ST-LOUT
FM75Ω
FM ANT
COAXIAL ST-ROUT R-CH
ANTENNA
TUNED
TUNED
AM ANT ST-DOUT
ST-DOUT
AM ST-DIN
ST-DIN
ST-CLK
AM ANT
ST-CLK
ST-CE
ST-CE
HCD-ZX66i/ZX99i
INPUT SELECTOR,
ELECTRONIC VOLUME
SOUND CONTROL
IC101
IC102
7
46 MIC IN 20 VOLIN1
TONEOUTL 30 OUT1
OUT2
VOLINL 29
15 16
39 GAMEL
OUTL 26
41 PHONO-L
42 MD_IN-L
B
9 SPEANA
SA2
SYSTEM CONTROL
IC401 (2/3)
44 CD-L
AUDIO2 DATA
67
68 AUDIO2 CLK
40 IPOD-L
43 ST-L
21 AUDIO1 DATA
DATA 65
66
22 AUDIO1 CLK
CLK
75 IPOD DETECT
35 IPOD TXD
IPOD RXD
36
11 XC-OUT
X401
32.768kHz
XC-IN
10
X-OUT
13
X402
16MHz
15 X-IN
86 TUNED
83 ST-DIN
84 ST-DOUT
82 ST-CLK
85 ST-CE
SURROUND
POWER AMP
IC701
+RE2 11
17 18
IN2
-RE2 10
14 R-CH
MUTE
-PRE
Q103
12
OVERLOAD
DBFB
DETECT
Q154
Q722
STK MUTE
CONTROL
Q720,721
POWER AMP
IC600 (ZX66i)
ZX66i
IC601 (ZX99i)
DBFB
Q52
LIN2 22
11
+RE2
18 IN2
-RE2 10
-PRE
MUTE
12
Q500
OVERLOAD
DETECT
-VH
DISPLAY/POWER
MUTE
Q610
SECTION
CONTROL
(Page 33)
Q505
MUTE
CONTROL
Q604,606
LINE MUTE 34
STK MUTE 80
HP MUTE 79
HP DET 77
PROTECT 81
SURR RELAY 72
FR RELAY 78
EEPROM
IC675
EEPROM DATA 60 5 SDA
SCL
EEPROM CLK 61 6
32 32
RY760
OVERLOAD
SURROUND
DETECT
RELAY DRIVE
Q780
Q762
-VH
R-CH
J851
PHONES
MUTE
Q641
MUTE
CONTROL
Q600,601
OVERLOAD
DETECT
Q668
THERMAL
DETECT
Q628-630
RELAY DRIVER
TH629
Q644
FAN901
FAN DRIVER
UNREG
Q502,503
FAN DRIVER
CONTROL
Q555,557
PROTECTOR
IC627
DC DET 2
OVER
1 4
LOAD
3
• R-ch is omitted due to same as L-ch.
• Signal path
: CD (ANALOG OUT)
: TUNER (FM/AM)
: MIC
: VIDEO
ZX99i
TM609
(2/2)
L
SURROUND
TM607
(SPEAKER B)
(2/2)
R-CH
R
PROTECTER
Q765
SPEAKER
TM609
(1/2)
L
FRONT
TM607
(SPEAKER A)
(1/2)
R-CH
R
ZX66i
L
TM607
SPEAKER
RY646
R-CH
R
AC CUT
C DISPLAY/POWER
DETECT AC DET
SECTION
Q647
(Page 33)
AC DETECT
Q765