Read Sony HCD-RG295 / HCD-RG495 / HCD-RG595 / MHC-RG295 / MHC-RG495 / MHC-RG595 Service Manual online
HCD-RG295/RG495/RG595
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26
HCD-RG295/RG495/RG595
7-4. BLOCK DIAGRAM – PANEL/POWER SUPPLY Section –
REMOTE CONTROL
RECEIVER
IC610
FL701
FLUORESCENT
INDICATOR
TUBE
37 SW LED
KEY1 – KEY4
FLUORESCENT INDICATOR TUBE
/LED DRIVER
IC701 (2/2)
SYSTEM CONTROLLER
IC901 (4/4)
F906
RECT
D902 – 905
PROTECT
DETECT
Q011
RECT
D001 – 004
RECT
D910
D910
D006
STREAM LED1
– STREAM LED5
– STREAM LED5
S611 – 613,
S614 – 618 (RG595: E, EA),
S621 – 627,
S628 (RG495/RG595: AEP, UK),
S631 – 638,
S641 – 648 (RG595: E, EA)
7
O-POWER-RELAY
9
I-AC-CUT
RESET SIGNAL
GENERATOR
IC902
RESET SWITCH
Q901
D902
+3.3V
UNREG +16V
EVER +10V
1
I-AC-PULSE
10
I-XRESET
10 I-VOL-A
11 I-VOL-B
45 – 58,
61 – 67
S1 – S21
68 – 80
G1 – G13
39 – 43
19 – 22
LED DRIVE
Q601 – 605
D601 – 605
(STREAM)
LED DRIVE
Q621
D622 (RG495/RG595: AEP, UK)
D623 (RG595: E5, EA5)
SUBWOOFER
69 O-STBY-LED
80 I-XSIRCS-IN
D611
STANDBY
ROTARY
ENCODER
VOLUME
S671
12 I-JOG-A
13
4
I-JOG-B
X2
3
X1
ROTARY
ENCODER
S672
(MULTI JOG)
X701
4.19MHz
14
X2 (16MHZ)
15
X1 (16MHZ)
X902
16MHz
11
XT2 (32.768KHZ)
12
XT1 (32.768KHZ)
X901
32.768kHz
SO1
I-VFD-DATA
9
77
SI1
O-VFD-DATA
8
76
SCK1
O-VFD-CLK
7
78
CE
O-VFD-CE
16
75
XRESET
O-VFD-RESET
6
74
65 I-KEY0
79 I-WAKEUP
S601 – 606
(AC IN)
RY901
POWER ON/OFF
RELAY DRIVE
Q002
VOLTAGE
SELECTOR
S901
CD DSP +1.8V
+1.8V
REGULATOR
IC203
REGULATOR
Q903, 904
AC DETECT
Q902
D008
D001
D301, 302
D908
VDD (+3.3V)
+9V
M+9V
M+7V
F907
RECT
D011 – 014
RECT
D021 – 024
F908
F909
RECT
D401
D401
F904
F905
RECT
D402
D402
D007
H
PROTECT
+9V
REGULATOR
IC021
+9V
REGULATOR
IC011
+3.3V
REGULATOR
IC006
RELAY B+
23
O-FRONT-SP-RELAY
B+ SWITCH
Q041, 042
–27V
REGULATOR
Q902
AMP
SECTION
B+
(RG295/RG495)
(RG595)
(RG595)
–VFL
VF
VF
PT902
SUB POWER
TRANSFORMER
PT901
MAIN POWER
TRANSFORMER
Abbreviation
: Saudi Arabia model
EA
: Australian model
AUS
RG295: AEP, UK, AUS/RG495:
AEP, AUS/RG595: AEP, UK
RG295: AEP, UK, AUS/RG495:
AEP, AUS/RG595: AEP, UK
RG295: E/RG495:
E, EA/RG595: E, EA
(RG495/RG595)
(Page 25)
Ver. 1.1
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