Schematic Diagram -Front Section - Sony HCD-GZR88D Service Manual

HCD-GZR88D/GZR99D
6-25. SCHEMATIC DIAGRAM – FRONT Section –
1 2 3
A
B
C
D
R1591
E
F
D701 D700
G USB
USB
RED BLUE
CL910
CN701
3P
R735 R734
1 LED+9V
470 470
R733 R732
CL911
820 820 2 USB BLUE LED USB BLUE LED
CL912
3 USB RED LED
H
USB-LED BOARD
HCD-GZR88D/GZR99D
• See page 73 for IC Block Diagrams.
4 5
VOLUME BOARD
S891
CN891
MASTER
4P
R893 R894
VOLUME
CL953
22k 22k
D+3.3V 4
CL952 R891 47k 2
VOL 3
CL951
D-GND 2
CL950 R892 100k 3
KEY2 1
C891 C892
0.01 0.01
S892
OPERATION DIAL
+
R896
R895
10k
4.7k
R815 R816 R822
R817 R818 R819 R820 R821
560 560 560 560 560 560 560 560
R1592
R1593 R1594
0 0
0 0
R764 R765 R766 R767
0 0 0 0
CN802
4P
CL803
KEY2 4
CL802
D-GND 3
CL801
VOL 2
CL800
D+3.3V 1
Q810-813
LED DRIVER
Q810
2SC3052EF-T1-LEF
5.3 8.9
R796
R797 1k
1k
6
6
0.9
Q811
CN803 2SC3052EF-T1-LEF
R794
4P
100
CL804 0.2 R795
LED+9V 4
75
CL805
3 0
(N.C.) 2 0.8
Q812
CL806
2SC3052EF-T1-LEF
USB RED LED 1
3.8
0
Q813
2SC3052EF-T1-LEF
R799
1k
6 7 8
FRONT BOARD
R837
100
1
20 19 18 17 16 15 14 13 12
1 2 3 4 5 6 7 8 9
C818
C817
10
0.1
50V
–
R827 R828 R829
330 330 330
R1597
R825 R826
R823 R824
560 560 560 560
R1595 R1596
0 0
R769
R768
0
0
R807 R806 R805 R804
2.2k 1.5k 1k 680
SOUND FIELD EQ BAND/ PRESET EQ GROOVE LCD ON/OFF
R790 MEMORY
R792 10k
1.8k
R793 R791
1k 100k
BLUE
R798
1k
DISC 1
RED
56 56
9 10 11
IC B/D
11
IC801
IC801
BU2099FV
LED CONTROL
KEY2
IC802
KEY1
10
IC802
KEY3
MM1663DTRE
+3.3V REG
KEY4
3.3 3 1 8.9
O I
G
2
C819 C820
220 1
10V 50V
POWER
SIRCS
EXCEPT E2,E51,AR,MX
MODEL
R1598
0 0
KEY3
KEY4
R830 R832
2.2k 2.2k
R744 R745
0 0
S811
DISPLAY
R803 R802 R801
470 330 220
KEY2
SIRCS
POWER
REC TO USB REC TO TAPE
EXCEPT E2,E51,AR,MX
MODEL
R810 R809 R808
1k 680 470
KEY1
DISC 2 DISC 3
12 13
CN801
21P
OE CL849
21 S/P OE
DATA CL848
20 S/P DATA
CLOCK CL847
19 S/P CLOCK
RESET CL846
18 S/P RESET
CL845
17 D-GND
CL844
16 D+3.3V
CL843
15 KEY2
CL842
14 KEY1
CL841
13 KEY3
CL840
12 MAIN
KEY4
CL839
L BOARD
11 LED+9V
(1/3)
CL838
10 LED GND
CN501
CL837
(Page 46)
9 LED GND
CL836
8 VOL
CL835
7 DISPLAY SW
CL834
6 POWER SW
P-LED CL833
5 POWER LED
CL832
4 EVER+3.3V
CL831
3 SIRCS
BLUE CL830
2 USB BLUE LED
RED CL829
1 USB RED LED
CN805
10P
CL828
10 D-GND
9 KEY3
8 KEY4
CL825
7 LED-GND
CL824
RIGHT
6 LED+3.3V
S
SO1 CL823 BOARD
5 SO1
CN841
OE CL822
(Page 60)
4 OE
SO CL821
3 SO
CLOCK CL820
2 CLOCK
RESET CL819
1 RESET
CN804
12P
CL807
1 SIRCS
CL808
2 EVER+3.3V
CL809
3 D-GND
CL810
4 KEY1
CL811
5 POWER
P-LED CL812
LEFT
6 POWER LED
R
CL813 BOARD
7 LED-GND
CN861
CL814
(Page 58)
8 LED+3.3V
OE CL815
9 OE
CL816
SO1
10 SO1
CLOCK CL817
11 CLOCK
RESET CL818
12 RESET