JVC KD-AHD69J Service Manual page 45

Cd receiver
Table of Contents

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<LCD & Key control section>
SW
PWB:
GEB10284-001A
Tr
MENU
P
ENCODER
6
7
JS686
QSW1231-002
COM
4
A
VOL1
COM
1
3
VOL2
SW
2
B
5
SELECT
KEY MATRIC
R604
R602
R605
R603
R601
KEY0
2.7k
1.8k
1.2k
820
820
S605
S604
S603
S602
S601
DOWN
F-SKIP
B-SKIP
UP
POWER/SRC
DISP
R613
R612
R611
R610
R609
R608
R607
KEY1
10k
3.9k
2.7k
1.8k
1.2k
820
820
S611
S610
S609
S608
S607
S606
DISP
EQ
RPT/RND
EJECT
BACK/TP
MENU
S601~S611 :
NSW0326-001X
No.MA468
LCD1
LCD DISPLAY
QLD0631-001
54 53 52 51 50 49 48 47 46 45 44 43 42 41 40
HD
ST
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
R620
OPEN
C621
OPEN
C622
OPEN
B621
0V
4.4V
VSS
VDD
0V
0V
NQR0022-005X
A0
SDA
0V
0V
A1
SCL
EQ
0V
0V
A2
A6
4.4V
4.4V
A3
A5
R626
4.4V
0V
A4
/OE
0V
0V
OPEN
VSS
VSS
R649
820
(1/8W)
6V
4V
LED0
LED7
R648
470
(1/8W)
6V
4V
R656
470
(1/8W)
T2-2
T1-2
LED1
LED6
R647
470
(1/8W)
6V
4V
R657
470
(1/8W)
T2-3
T1-3
LED2
LED5
0V
4V
R658
750
(1/8W)
T2-4
T1-4
LED3
LED4
0V
0V
VSS
VSS
IC601
PCA9624PW-X
HOLD
TAG
LOUD
AF
REG
TP
PTY
REMOCON
OUT
GND
1
2
0V
D681
OPEN
R683
OPEN
R628
4.7
(1/8W)
C628
1
2.5V
49
2.5V
50
2.5V
51
C620
2.5V
52
1
2.5V
53
D662
2.5V
HSU119-X
54
2.5V
55
5V
56
VDD1
3.2V
57
R661
B622
R662
VDD2
1.7V
OPEN
58
T2-1
GND
0V
1k
1k
59
5V
OSC
1.6V
T1-1
60
INH
5V
GEB10284A2
61
R665
100
LCDCE
0V
5.6V
62
R666
100
D624
LCDCL
0V
NSSM065T-X
63
R667
100
LCDDA
0V
1
6
64
2
5
3
4
C662
150p
C661
1
(No.MA468<Rev.001>)7/21
GEA10284-91A
J601
QNS0280-001
IC681
2
KSM-2003TN2M
VDD
1
3
3
OV
3.7V
R670
R671
AUX IN
OPEN
OPEN
C682
C687
C688
0.1
4700p
4700p
C681
OPEN
CJ601
QGZ1101K1-20
AUX-L
1
AUX-R
11
B671
AUX-G
2
0
GND
12
ACC5V
3
10V
13
REMOCON
4
RGBCL
To DSP section
14
VOL1
5
CN701
VOL2
15
LCDCL
6
LCDCE
16
LCDDA
7
GND
17
USBD+
8
USBD-
18
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
9
19
KEY0
10
KEY1
20
2.5V
S32
32
2.5V
S31
31
2.5V
S30
C692
30
NCJ11EK-106X-R
2.5V
S29
29
2.5V
S28
LCD DRIVER
28
2.5V
S27
R693
27
10k
2.5V
S26
L691
26
NQR0536-001X
2.5V
S25
25
2.5V
S24
C691
IC661
2
3
24
NCJ11EK-106X-R
2.5V
S23
PTC6526LQ-L
23
1
4
2.5V
S22
22
CN603
2.5V
S21
QNZ1006-001
21
2.5V
S20
20
2.5V
S19
19
VCC
2.5V
S18
1
18
D-
2.5V
S17
2
17
D+
3
GND
4
5
6
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
D691
D692
RKZ5.1B2KG-X
RKZ5.1B2KG-X
7
NOTES
1.
VOLTAGES ARE DC-MEASURED WITH A DIGITAL
VOLT METER
WITHOUT INPUT SIGNAL.
CONDITION ---
FM MODE,
2.
UNLESS OTHERWISE SPECIFIED.
ALL RESISTORS ARE
1/16W
OR
1/10W
OR
1/8W
±
5%
METAL GLAZE RESISTOR.
ALL CAPACITORS ARE
50V OR 25V
OR
16V
CERAMIC CAPACITOR
OR
50V
MYLAR CAPACITOR.
ALL RESISTANCE VALUES ARE
IN OHM( ).
Ω
ALL CAPACITANCE VALUES ARE IN F(P=pF).
μ
ALL E.CAPACITORS ARE SHOWN IN THE FORM
OF
CAPACITANCE( F)
/RATED VOLTAGE (V).
μ
3.
NI STANDS FOR NOT MOUNTED PARTS
created date:2010-02-05

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