Block Diagram - Panel/Power Supply Section - Sony HCD-RG490; HCD-RG590 Service Manual

HCD-RG490/RG590
7-4. BLOCK DIAGRAM – PANEL/POWER SUPPLY Section –
FLUORESCENT INDICATOR TUBE
/LED DRIVER
IC701 (2/2)
S1 – S21
FL701
FLUORESCENT
INDICATOR
TUBE
G1 – G13
D601 – 605 LED DRIVE STREAM LED1
(STREAM) Q601 – 605 – STREAM LED5
D622 (RG490/RG590: UK)
LED DRIVE
D623 (EXCEPT RG490/RG590: UK) 37 SW LED
Q621
SUBWOOFER
S611 – 613,
S614 – 618 (EXCEPT RG490/RG590: UK),
S621 – 627,
KEY1 – KEY4
S628 (RG490/RG590: UK),
S631 – 638,
S641 – 648 (EXCEPT RG490/RG590: UK)
S671 10 I-VOL-A
ROTARY
ENCODER
VOLUME 11 I-VOL-B
S672 ROTARY 12 I-JOG-A
(MULTI JOG) ENCODER
13 I-JOG-B
3
X701
4.19MHz
S601 – 606
HCD-RG490/RG590
SYSTEM CONTROLLER
IC901 (4/4) (EXCEPT RG490: MX/RG590: MX)
IC901 (4/4) (RG490: MX/RG590: MX)
SO1 9 77 I-VFD-DATA
SI1 8 76 O-VFD-DATA
SCK1 7 78 O-VFD-CLK
CE 16 75 O-VFD-CE
XRESET 6 74 O-VFD-RESET
O-FRONT-SP-RELAY 23
O-CDG-POWER 47
4
D611
69 O-STBY-LED
STNDBY
REMOTE CONTROL
RECEIVER 80 I-XSIRCS-IN
IC610
RESET SWITCH
I-XRESET 10
Q901
65 I-KEY0
I-AC-CUT 9
79 I-WAKEUP
I-AC-PULSE 1
O-POWER-RELAY 7
15 14 12 11
X902 X901
16MHz 32.768kHz
B+ SWITCH
RELAY B+
Q041, 042
(RG490: MX/RG590: MX)
+5V
B+ SWITCH
CDG +5V REGULATOR
Q1007, 1008
IC1003
D301, 302
M+7V
+9V
M+9V
REGULATOR
D001
IC021 (EXCEPT RG490: MX/RG590: MX)
IC021 (RG490: MX/RG590: MX)
+9V
+9V
REGULATOR
IC011 (EXCEPT RG490: MX/RG590: MX)
IC011 (RG490: MX/RG590: MX)
UNREG +16V
+9V
+3.3V
REGULATOR
IC006 (EXCEPT RG490: MX/RG590: MX)
+1.8V
IC006 (RG490: MX/RG590: MX)
CD DSP +1.8V REGULATOR
IC203
(EXCEPT RG490: MX/RG590: MX)
EVER +10V
+1.5V
MP3 +1.5V REGULATOR
IC303
D008
(RG490: MX/RG590: MX)
D007
PROTECT
DETECT
Q011
D902
REGULATOR
VDD (+3.3V)
Q903, 904
RESET SIGNAL
GENERATOR
IC902 (EXCEPT RG490: MX/RG590: MX)
IC902 (RG490: MX/RG590: MX)
AC DETECT
Q902
26 26
PT901
MAIN POWER
TRANSFORMER
VF
VF
D908
–27V
–VFL REGULATOR
Q902
(RG590)
F904
RECT
D402
F905
AMP
SECTION (RG490)
B+
F908
RECT
D401
F909
(RG590)
RECT
D021 – 024
F907
(RG490: MX/RG590: UK, MX)
RECT
D011 – 014
EXCEPT
F906
RG490: MX/
RECT
RG590: UK, MX
D001 – 004
VOLTAGE
SELECTOR
D006
S901
RECT
D902 – 905
(RG490: MX/RG590: UK, MX)
PT902
SUB POWER
TRANSFORMER
RECT
D910
Abbrivation
MX : Mexican model
RY901
(AC IN)
POWER ON/OFF
RELAY DRIVE
Q002
PROTECT
H
(Page 25)