Read Sony CMT-GP7 / HCD-GP7 Service Manual online
27
27
HCD-GP7
— DISPLAY/POWER SUPPLY Section —
IC501
RESET SIGNAL
GENERATOR
FL801
FLUORESCENT
INDICATOR TUBE
SG1 – SG17
GR1 – GR11
53 VOLUME A
52 VOLUME B
S851
ROTARY
ENCODER
VOLUME
32 – 42
14 – 29, 31
Q803
LED DRIVE
IC801
FL DRIVER
1
FL SD
2
FL SCK
3
FL STB
7 DIN
F1
F2
F2
M +7V
8 CLK
9
30
STB
VEE
4 SIRCS
44 STANDBY LED
X401
16MHz
15 XIN
13 XOUT
X402
32.768kHz
10 XCIN
11 XCOUT
65
CD-POWER
IC401 (4/4)
SYSTEM CONTROLLER
82
PWR-RELAY
12
RESET
20
AC-CUT
Q301, 302
B+ SWITCH
TC M+10V
TC A+9V
TUNER +9.4V
IC101 VDD
D305
D313
D304
EVER +3.3V
RDS +3.3V
TC +3.3V
IC401 +3.3V
D401
D402
D404
D403
D315
D302
D474
D475
D501
D957 – 960
RECT
D912 – 915
RECT
Q911
RELAY DRIVE
D953 – 956
RECT
T902
POWER
TRANSFORMER
(SUB)
D901
RECT
RECT
AMP B+
AMP B–
AC HI
AC HI
AC HI
AC HI
AC LO
AC LO
RY911
(AC IN)
T901
POWER
TRANSFORMER
(MAIN)
Q501
RESET
SWITCH
Q801 - 802
DC/DC
CONVERTER
IC891
REMOTE CONTROL
RECEIVER
1
97
1
3
1
3
1
3
IC304
+10V REG
M +7V
UNREG (L)
1
3
IC303
+7V REG
1
3
IC301
+4V REG
IC911
+4V REG
DD +3.3V
RF +3.3V
D301
D314
D891
(STBY)
S801 – 805
FUNCTION KEY
95
S811 – 813
FUNCTION KEY
94
S821 – 826
FUNCTION KEY
KEY0
KEY1
KEY2
74 POWER KEY
E
AMP
SECTION
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