Block Diagram - Display/Power Section - Sony HCD-GN660 Service Manual

7-5. BLOCK DIAGRAM – DISPLAY/POWER SECTION –
P1 – 39
FL901 G20 BUFFER
FLUORESCENT
Q901
INDICATOR TUBE
G1 – 19, 21
VF1
VF2
D905
-VG
(-32V)
16
BPF, RECT
IC903
15
2 IN2
14
13
MAIN
SPEANA
H X
SECTION 1 IN1
(Page 30) 17
ROTARY
VOLUME ENCODER
S970
ROTARY
MULTI JOG ENCODER
S957
ROTARY
. > ENCODER
S916
HCD-GN660/GN770/GX9000
83 XIN
X901
4MHz
82 XOUT
Q906
SELECTOR 72
86
G20
LED DRIVE
Q911 – 916
DISPLAY CONTROL
KEY CONTROL
IC901 KEY2 S924 – 932, 918 – 922
| S905 – 911, 917
KEY0 S901 – 904, 912 – 915
48 VKK
SUPER LOW
68
FREQUENCY (BPF0)
69
BPF1
70 BPF2
BPF3
71
ALL BAND
67
80 VOL 1A
79 VOL 1B
IIC DATA 60 30 IIC-DATA
74 JOG B
IIC CLK 61 29 IIC-CLK
75 JOG A
RESET 77 75 GC-RESET
76 AMS
D925
LED DRIVE
76 STBY-LED
Q917
S932
74 POWER-KEY
73 DISPLAY-KEY
S900
DISPLAY
REMOTE CONTROL
RECEIVER
4 SIRCS
IC902
15 X-IN
X502
16MHz
13 X-OUT
10 XC-IN
X501
32.768kHz
11 XC-OUT
RESET
MAIN
G
SECTION
(Page 30)
M+9V
Q905
Q907
Q904
D907, 909, 911
D914, 916, 918
D920, 922, 924
D906, 908 – 910
D912, 915, 917,
D919, 921, 923
SYSTEM CONTROL
IC401 (4/4)
+3.3V
CD/DVD-POWER 40
STBY-RELAY 70
LEVEL
RESET
DETECT
RESET 12 SWITCH 1 2
IC301
Q301
AC-CUT 20
31 31
D660, 661
VL(AC)
T601
POWER
TRANSFORMER
F699
VL
+VL RECT
VL
D658
–VL
F698 GND
F697
VH
+VH
RECT
VH
D656
–VH
F696
R699
– 33V
VP
– VG
REGULATOR
(-32V)
Q664 D699
RECT
VF
VF1
TO FLUORESCENT
INDICATOR TUBE
VF
FL901
VF2
D907 – 908
MT +7V
+9V
REGULATOR
M +9V
IC503
F760
AC3
+9V
A +9V RECT
REGULATOR
AC3
TC +9V D763
IC502
+3.3V
B+ SWITCH REGULATOR
Q501, 502
IC504
AC4
NC
AC4
NC
RY1000
POWER ON/OFF
RELAY DRIVE
Q1000
SWITCHING
EVER +4V
REGULATOR
• Abbreviation
D504
E2 : 120 V AC Area in E model
E3 : 240 V AC Area in E model
E51 : Chiri and Peru model
MX : Mexican model
AUS : Australian model
AR : Argentine model
HCD-GN660/GN770/GX9000
US,AUS, MX, AR
E2, E3, E51
S1000
S1000 VOLTAGE
SELECT
230 – 240V
|
220V
|
120V
AC IN