Read Sony CX-JV55 / JAX-V55 Service Manual online
CX-JV55
26
26
CX-JV55
6-4. BLOCK DIAGRAM – PANEL/POWER SUPPLY Section –
–27V
REGULATOR
Q902
W001
(AC IN)
SUB POWER
TRANSFORMER
PT902
RY901
VF1, 2
VDD2
VDD1,
VDD3/4
TO
FLUORESCENT
INDICATOR TUBE
+12V
REGULATOR
Q311
–VFL
VP
MAIN POWER
TRANSFORMER
PT901
RECT
D401
D401
RECT
D301 – 304
AMP B+ 1
AMP B– 1
D324 – 326
D321
D609
D610
D607, 608
D316
D908
RECT
RECT
F907
+3.3V
REGULATOR
IC301
B+3.5V
+5V
REGULATOR
IC302
VOLTAGE
DETECT
IC604
+3.3V
REGULATOR
IC603
CD +5V
+3.3V
REGULATOR
IC202
CD +3.3V
+2.5V
REGULATOR
IC201
+4.5V
REGULATOR
Q201
CD +2.5V
CD +4.5V
RECT
D309 – 312
RECT
D902 – 904
RY B+
FAN B+
+9V
REGULATOR
IC304
CD M+7V
RECT
D305 – 308
UNREG +16V
+9V
REGULATOR
IC303
B+9V,
MIC +9V
EVER +10V
M +9V
B+3.5V
B+ SWITCH
Q312
B+ SWITCH
Q604, 616
RESET SWITCH
Q605
B+ SWITCH
Q314, 315
RELAY DRIVE
Q361, 362
29
I-AC CUT
74
O-POWER RELAY
11
RESET
SYSTEM CONTROLLER
IC601 (3/3)
O-POWER LED 76
O-VIDEO-POWER 94
B+ SWITCH
Q301, 302
FRONT SP RELAY
H
FLUORESCENT
INDICATOR TUBE
FL601
S1 – 21
G1 – G13
42 – 30
43 – 45, 47 – 50,
52 – 65
LED601
I/1
O-I-BASS LED 77
I-SIRCS-IN 28
LED602
i-BASS
LED DRIVE
Q609
REMOTE CONTROL
RECEIVER
IC610
S601 – 610,
S621 – 630,
S621 – 630,
S641 – 650
(FRONT PANEL KEYS)
10 I-VOLUME-IN2
9 I-VOLUME-IN1
ROTARY
ENCODER
S660
VOLUME
82 I-MULTI-JOG IN2
I-KEY1 –
I-KEY3
I-KEY3
81 I-MULTI-JOG IN1
ROTARY
ENCODER
S661
AMS/
TUNING
27 – 25
X601
32.768kHz
13
12
O-XT2
I-XT1
16
15
X602
10MHz
CF2
CF1
F906
AC-1
AC3
AC4
F904,
F905
F905
VOLTAGE
SELECTOR
S901
(TH)
(EXCEPT TH)
(TH)
•
Abbreviation
TH: Thai model
(Page 25)
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