Block Diagram -Display/Power Section - Sony HCD-ZX9 Service Manual

HCD-ZX9
7-5. BLOCK DIAGRAM — DISPLAY/POWER SECTION —
FLUORESCENT INDICATOR TUBE DRIVER,
VF
91
GRID DRIVE
Q901,902 88 G17
S900–911,
S913–919,
S921–927,
S930–939,
S940–945,947–949,
S950–956,S958–967,
S970
HCD–ZX8 : S965–967
S975
ROTARY 80 VOL A
VOLUME
ENCODER
79
HCD-ZX9
KEY CONTROL
BAND-PASS FILTER
IC901
IC903
BPF1OUT
BPF1-F01
70 16
BPF2OUT
BPF1-F02 71 15
BPF3OUT IN1
BPF2-F03 72 14 DET B.P.F.
BPF4OUT
BPF3-F04 73 13
RECOUT
IN2
DET
ALL BAND 74 17
G14
POWER CONTROL
LED SELECT 59
Q903
TAPE A LED 44
CD LED 46
VH+9V REG
GAME,REC LED 47
Q904
VOL1,2 52
VOL3,4 53
LED DRIVE
Q907–915,917
VOL5,6 54
VOL7,8 55
VOL9,10
56
VOL11,TUNER BAND 57
TAPE B LED 58
S957
JOG A 75 JOG
SWITCH
JOG B 76
LED DRIVE
SPK MODE LED 45
D925
Q916
RESET 77
I2C DATA 60
I2C-CLK 61
VOL B
LED DRIVE
Q900
82 83
X601
D920 S929
4MHz
REMOTE CONTROL
SIGNAL RECEIVER
IC902
D406
RESET
EVER+4V 2 1
IC402
RESET
D402
SWITCH
Q401
MAIN
1 SPEANA D
SECTION
(Page 31)
2
D+4V
D01,02
REG
A+9V
Q01
J01
D-LIGHT
SYNC OUT
LED+9V
VL+9V
D906, 908, 910,
Q905,906
912, 914, 916,919,
922, 924
D907, 909, 911,
913, 915,917, 918,
921, 923, 926
A+9V
+4.5V REG
+4.5V
SYSTEM CONTROLLER
Q563
IC401 (4/4)
M+9V
M+7V
D503,504,506
97 BPM DET LO
95 MIC DET
A+3.3V
75 GC-RESET
CD +3.3V
30 IIC-DATA D+3.3V SWITCH
Q552
29 IIC-CLK
MP3+3.3V
76 STBY-LED
CD POWER
74 POWER-KEY
CD POWER 40
ON/OFF SWITCH
73 DISPLAY-LED
Q554
S928
DISPLAY
STBY-RELAY 28
1 4 SIRCS
20 AC-CUT
12 RESET
32 32
EVER+4V
D405,407,408
+3.3V
D904,927
+3.3V
F1141
+VH
RECT
D656
–VH
F1151
F1161
+VL
RECT
D658
–VL
F1171
D661
MAIN
X E AC DET
SECTION
(Page 31)
D660
F1181
RECT
UNREG+13V
D501
A+9V REG
IC511
D1192
–VG REG
–VG
Q664
M+9V REG
VACUUM
IC510
FLUORESCENT
DISPLAY
(FL901)
VF
VF
+3.3V REG
IC513
POWER
SWITCHING
BLOCK
T1100
POWER
TRANSFORMER
AC IN
RY1000
POWER ON/OFF
RELAY DRIVE
Q1000