Block Diagram -Panel/Power Supply Section - Sony HCD-RV22 Service Manual

HCD-RV22/RV55
4. BLOCK DIAGRAM — PANEL/POWER SUPPLY SECTION —
S1 – 21
FLUORESCENT
INDICATOR TUBE
FL601
G1 – G13
ROTARY
9 I-VOLUME-IN1
MASTER
ENCODER
VOLUME 10 I-VOLUME-IN2
S660
STREAM LED6
LED610-615 LED DRIVE
I
(ILLUMINATION) Q610-615
STREAM LED1
S601 – 612,
S621 – 630,
I-KEY1 –
S641 – 650,
I-KEY3
SW601
AUDIO/VIDEO
G
CD VIDEO SW 92 O-VIDEO SW
SECTION
8 I-BU1924 CLK
(Page 4)
MAIN
J FRONT SP RELAY
SECTION
(Page 5)
12 I-XT1
X601
32.768kHz
13 O-XT2
15 CF1
X602
10MHz
16 CF2
HCD-RV22/RV55
SYSTEM CONTROLLER
IC601 (3/3)
O-VIDEO-POWER 94
LED601
O-POWER LED 76
I/1
REMOTE CONTROL
I-SIRCS-IN 28 RECEIVER
IC610
I-AC CUT 29
RESET 11
O-POWER RELAY 74
+4.5V
REGULATOR
CD +4.5V
Q201
+2.5V
REGULATOR
CD +2.5V
IC201
+3.3V
REGULATOR
CD +3.3V
IC202
+5V
B+ SWITCH
REGULATOR
CD +5V
Q301, 302
IC302
B+3.5V
MIC +9V
UNREG +16V
M +9V
D324 – 325
CD M+7V
D316
B+ SWITCH
Q314, 315
D321
B+ SWITCH
RY B+
Q312
+12V
REGULATOR
FAN B+
Q311
FLUORESCENT
INDICATOR TUBE
B+ SWITCH
Q604, 616
D609
VDD2
VDD1,
VDD3/4
D608,611
RESET SWITCH
Q605
6 6
MAIN POWER
TRANSFORMER
PT901
HCD-RV22
F904,
F905
AMP B+ 1
RECT AC-1
D401
AMP B– 1
HCD-RV55
F904,
AMP B+ 2 F905
RECT AC-VL
D402
AMP B– 2
F908,
AMP B+ 1 F909
RECT AC-VH
D401
AMP B– 1
+3.3V F906
RECT AC3
REGULATOR
D301 – 304
IC301
+9V
B+9V,
REGULATOR
IC303
RECT
D305 – 308
+9V
REGULATOR
IC304
F907
RECT AC4
D309 – 312
VF1, 2
TO
D908
VP
RECT
–27V
–VFL REGULATOR
Q902
EVER +10V
RECT
D902 – 904
B+3.5V
SUB POWER
TRANSFORMER
PT902
+3.3V
REGULATOR
IC603
D610
VOLTAGE
DETECT
IC604
HCD-RV22:TH MODEL
EXCEPT
HCD-RV22:
TH MODEL
VOLTAGE
SELECTOR
S901
AC IN
HCD-RV22:
TH MODEL
RY901
RELAY DRIVE
Q361, 362