JVC KD-NX901 Service Manual page 43

LCD & Key switch section
Q8301
2SB709A/QR/-X
R8306 R8305 R8304
R8319
47k
S8311 1.5k 820 S8305 560
DSIP/BACK POWER
D8301
MA111-X
S8310
VOL -
Q8302
2SB709A/QR/-X
R8320 R8310
47k
CN851 S8309 560
QGF0523F1-35W MODE
D8302
OSC
1
CS MA111-X
2
RES
3
RS
4
Q8303
WR 2SB709A/QR/-X
5
R8316
RD R8321
6
DB0 47k S8316 560 S8315
7
SEL 6
D8303
DB1
8
DB2 MA111-X
9
DB3
10
DB4
11
DB5
12
DB6
13
DB7
14
C8501 47/6.3
15
16
C8502
C8503 1
0.047
17
18
C8504 1
19 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3
20
C8505 1
21
C8506 1
22
23
24
25
C8507 1
26
C8508 1
27
C8516 1
28
C8509 1
C8517 1
29 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46
C8510 1
C8518 1
30
C8511 1
C8519 1
31
C8512 1
C8520 1
32
C8513 1
C8521 1
33
C8514 1
34
35
R8066 47k
R8065 47k
R8063 1.5k
R8064 1.5k
EN832
QSW1025-001
ENC2
OK
ENC1
R8303 R8302 R8301
KEY0
390 S8303 270 S8302 300 S8301
3 2 1
S8304
NAVI/AV
DISPCE R8067 1k
76
R8309 R8308 R8307 KEY1 REMOCON R8068 1k
77
390 S8307 270 300
EJECT 78
S.T.REMOCON R8070 1k
79
S8308 S8306 KEYIN
VOL + SOURCE 80
R8072 47k
81
R8073 2.2k
82
C8010
83
R8315 R8314 R8313
KEY2 D0 R8074 330
0.047
84
390 S8314 270 S8313 300 S8312 D1 R8075 330
85
5 4 TP
D2 R8076 330
86
D3 R8077 330
87
D4 R8078 330
88
D5 R8079 330
89
D6 R8080 330
90
S8111
D7 R8081 330
N S W 0 2 0 6 - 0 0 1 X
91
92
LCDRST DB0 R8082 1k
RESET
93
DB1 R8083 1k
94
DB2 R8084 1k
95
DB3 R8085 1k
96
DB4 R8086 1k
2 1 97
DB5 R8087 1k
98
DB6 R8088 1k
99
DB7 R8089 1k
100 LCDDB7
2 1
MN102H60KDY
IC801
47 48 3 4
R8062 1.5k
75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
R8042 330
DISPCE RS 50
R8041 1k
REMOCON RD 49
R8040 8.2k
SD-SW PON 48
S.T. REMOCON THERMAL 47
R8039 1k
KEY IN ANA 46
ADSEP A21 45
R8037 330
RST A20 44
VDD AGND 43
R8036 330
D0 A19 42
R8035 330
D1 A18 41
R8034 330
D2 A17 40
R8033 330
D3 A16 39
R8032 330
D4 A15 38
R8031 330
D5 A14 37
R8030 330
D6 A13 36
R8029 330
D7 A12 35
VSS AVDD 34
R8028 330
LCDDB0 A11 33
R8027 330
LCDDB1 A10 32
R8026 330
LCDDB2 A9 31
R8025 330
LCDDB3 A8 30
R8024 330
LCDDB4 A7 29
R8023 330
LCDDB5 A6 28
R8022 330
LCDDB6 A5 27
R8021 330
A4 26
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
R8020 47k
R8090
R8017
1 2 3
47k
10k
R8018
47k
NAX0652-001X
X8001 25MHz
BACK LIGHT WHITE LED RED LED
RS
RD
A20
DISPCE
A19 DISPDATA
A18 DISPSCK
A17
A16
A15
A14
A13
A12
Q8101
C8008
2SD601A/R/-X
470P A11 R8103 PS2_LCD D8011 MA8056/M/-X
470k
A10 D8010 MA8056/M/-X
A9 D8009 MA8056/M/-X
A8 D8008 MA8056/M/-X
A7 D8007 MA8056/M/-X
A6
A5
A4
LCDRST
L8101
PANEL3.3V
47
NOTES
1. VOLTAGES ARE DC-MEASURED WITH A DIGITAL VOLT METER WITHOUT INPUT SIGNAL
CONDITION---FM MODE.
2. UNLESS OTHERWISE SPECIFIED.
ALL RESISTORS ARE 1/10W +5% METAL GLAZE RESISTOR.
ALL CAPACITORS ARE 50V OR 25V CERAMIC CAPACITOR.
ALL RESISTANCE VALUES ARE IN OHM.
ALL CAPACITANCE VALUES ARE IN uF(P=pF)
ALL E.CAPACITORS ARE SHOWN IN THE FORM OF CAPACITANCE(uF)/RATED VOLTAGE(V)
LVB10527
10V
Q8601
UN2211-X
Q8602
UN2211-X
IC841
GP1UX511RK
1 2 3
R8404
33k
R8401
REMOCON
0
R8403
ACC5V
47
D8006 MA8056/M/-X
D8005 MA8056/M/-X
D8002 MA8056/M/-X
D8001 MA8056/M/-X
NNZ0098-003X
CN801
CN751
(SHEET 1)
SHEET 6
2-7