HCD-GTR33/GTR55/GTR77
HCD-GTR33/GTR55/GTR77
18
18
6-4. BLOCK DIAGRAM - PANEL, POWER SUPPLY Section -
FL1100
FLUORESCENT
INDICATOR
TUBE
FLUORESCENT INDICATOR
TUBE DRIVER
IC1101
SYSTEM CONTROLLER
IC401 (4/4)
F955
(MX)
(EXCEPT MX)
R955
RECT
D902, 903
D904, 905
PROTECT
DETECT
Q606
RECT
D610 – 613
LED-VOL1. 2
LED-VOL3. 4
LED-VOL5. 6
S1100 – 1109,
S1110 – 1119,
S1124 – 1133,
S1302
RESET SWITCH
Q210, 214, 215
D213
+3.3V
FL +3.3V
D1105 – 1107, SEL A
D1108 – 1110, SEL B
(STREAM)
LED DRIVE
Q1122
LED DRIVE
Q1121
D1104
SUBWOOFER
AD KEY0
D1011
I/
1
STANDBY
ROTARY
ENCODER
MASTER
VOLUME
S1301
POWER/DISPLAY-KEY
AD-KEY0
AD-KEY1
AD-KEY2
(AC IN)
RY901
RELAY
DRIVE
Q903
VOLTAGE
SELECTOR
S901
DVDD +3.3V
D607
D628
D623, 624
FAN
+12V
D908
TUNER +9V,
A+9V
A+9V
M+9V
F956
RECT
D601
F952
F953
F951
F953
RECT
D800
D608
AVDD +5V
+5V
REGULATOR
Q696
VM+9V
+4V
REGULATOR
Q211, 212
LED SEL A,
LED SEL B
CD MECHANISM
MOTOR B+
REGULATOR
Q655 – 658
JOG B+
B+ SWITCH
Q627, 628
–32V
REGULATOR
Q902
AMP
SECTION
B+
FOR
FLUORESCENT
INDICATOR
TUBE
–VFL
VF
VF
PT902
SUB POWER
TRANSFORMER
PT901
MAIN POWER
TRANSFORMER
VCC +3.3V
EVER +3.3V
+VH
–VH
D1002, 1003
(E2, E51, E4)
(MX, AR)
AC DETECT
LED DRIVE
Q1118 – 1120
USB B
D1000
USB A
AVDD +1.8V
RF +3.3V
USB +5V
(GTR55/77)
D651
METER +5V
+5V
REGULATOR
Q698
D505, 502
B+ SWITCH
Q300 – 303
METER
DISPLAY
BLOCK
RECT
D906, 907
LED DRIVE
Q230
LED SEL A
LED SEL B
LED
LED DRIVE
Q231
(GTR55/77)
+9V
SWITCH
Q684
M+9V
(E4)
RECT
D801
+VL
–VL
POWER
CONTROL
Q673
SW DRIVER
Q681
(GTR55/77)
Abbreviation
AR :
Argentina
model
E2 : 120V AC area in E model
E4 :
African
model
E51 : Chilean and Peruvian models
MX : Mexican model