Schematic Diagram - Panel Section - Sony HCD-GT444 Service Manual

Q Q
3 7 6 3 1 5 1 5 0

7-27. SCHEMATIC DIAGRAM - PANEL Section -

1 2
(GT222/GT444/GT555)
MOTOR DRIVE BOARD
A
CN001
11P
TP01
1
M+5V
TP02
2
IND4
B
TP03
3
IND3
TP04
4
IND1
U
TP05
5
IND2
TP06
6
MGND
DISPLAY
TP07
BOARD
7
METER SW
(Page 45) TP08
8
DGND
TP09
9
METER LED CTRL
TP10
SEL B 10
TP11
C
SEL A 11
D
T E
L 1 3 9 4 2 2 9 6 5 1 3
USB CONNECTOR BOARD
E
NO1000
3P
W
TP1009
SEL A 1
TP1010
SEL B 2
DISPLAY
TP1011
BOARD
3
USB LED CTRL
CN1108
F
(Page 45)
NO1001
6P
TP1000
N
1
VBUS
TP1001
D- 3
TP1002
USB 4
D+
BOARD
TP1003
CN903 5
GND
TP1004
(Page 33)
6
SHIELD
(CHASSIS)
G
w w w
HCD-GT111/GT222/GT444/GT555
• See page 54 for IC Block Diagrams.
3 4
IC001
IC B/D
C001 47 16V
MOTOR DRIVE
IC001
LB1846M
5.1 0.3
C002 0.1
1 10
VCC OUT4
R005 10k
0 0.3
2 9
R006 10k IND4 OUT3
R007 10k 0 0.3
3 8
IND3 OUT1
R008 10k
0 0.4
4 7
IND1 OUT2
0
5 6
IND2 GND
D1000, 1003
(USB)
R1001 R1002 R1004 R1005
1k 1k 1k 1k
CN1000
4P
(USB)
FB1000
TP1005
0
1
TP1006
TP1007
TP1008
4
FB1001
0
C1002
D1001 D1002
10
MC2837 MC2837
C1003
0.1
NO1002
x a o
(CHASSIS)
y
. i
http://www.xiaoyu163.com
5 6 7
CN002
4P
M1
TP12
(METER)
4 OUT3
TP13
3
OUT1
TP14
2
OUT2
TP15
1
OUT4
CN004 CN031
2P 2P
TP17
1 METER SW METER SW 1
TP16
2 DGND DGND 2
CN003 CN011
4P
4P
TP18
4 SEL A 1
GND
TP19
3 SEL B 2
METER LED CTRL
TP20
2 METER LED CTRL 3
SEL B
TP21
1 GND 4
SEL A
Q Q
3 7 6
(GT111)
CN011
4P
Y
SEL A 1
SEL B 2
DISPLAY
METER LED CTRL 3
BOARD
CN1106
GND 4
(Page 45)
u 1 6 3
.
47 47
2 4
8 9 9
8 9 10
VOLUME BOARD
S1051
ROTARY ENCODER
OPERATION
DIAL
2
R1051
6.8k
SW BOARD
S1052
ROTARY ENCODER
MASTER
R031
VOLUME
TP40 10k
2
TP41
R1053
6.8k
S031
(METER POSITION DETECT)
LED BOARD
D011-015
(ILLUMINATION)
TP50
TP51
TP52
TP53
R019
0.1
1k
3 1 5 1 5 0 8 9 2
0.7
R020
10k
R010 R011 R012 R013 R014 R015
Q010
470 470 470 470 470 470
2SC3052EF-T1-LEF
LED DRIVE
LED (GSL1) BOARD
D011-014
(ILLUMINATION)
TP50
TP51
TP52
TP53
R019
0.1
1k
0.7
R020
10k
R010 R011 R012 R013 R014 R015
Q010
470 470 470 470 470 470
2SC3052EF-T1-LEF
LED DRIVE
m
c o
HCD-GT111/GT222/GT444/GT555
2
8 9 9
11 12
1
R1052
1k
3
NO1051
3P
TP0101 X
1 DGND
TP0102
2 JOG
TP0103 DISPLAY
1
BOARD
3 VOL
CN1102
R1054
(Page 45)
1k
3
D014
1L434FV22D0TD
4 9 8 2 9 9
R016 R017
390 390
R016 R017
680 680