JVC NX-D4B Service Manual page 23

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<Main section 2>
To Display section
CN850
To DVD loading switch section
CN1
CN312
QGF1208C1-13
CN307
QGF1036C2-05
0V
GND
0.6V
C2301
OUT1
C2300
0.1/16
0.8V
P1
D2300
1.1V
0.1/16
VZ
0V
MA8047/M/-X
IN1
0V
IN2
9.2V
VCC1
9.2V
VCC2
0.8V
P2
0.6V
OUT2
CN306
E. VER ONLY
QGF1208C1-15
RDSDAT
RDSDATA 15
RDSCLK
RDSCLK 14
RDSON
RDSON 13
3.3V 12
C2008
0V
TUGND 11
0V
NI
NC 10
C1302
0V
1/16
NC
9
R2610
TUR
0V
To TUNER MODULE
TUR
8
R1302
9.2V
7.5K
TU9V
7
4.7
TUL
0V
TUL
6
6
5
4
0V
R2600
TUGND
5
7.5K
TU_DO
3.7V
TU_DO
4
TU_CLK
3.3V
TU_CLK
3
3.3V
TU_DI
TU_DI
2
0V
TU_CE
TU_CE
1
1
2
3
FAN_SP
FL_DAT
3.3V
K2076
FAN_SP
SHORT
DC_DET
3.3V
FL_CLK
3.3V
K2078
SHORT
F+
MIC_DAT
MIC_DAT
3.3V
R2079
F-
R2081
1K
MIC_CLK
MIC_CLK
FLGND
B2017
AHB_ON
VDISP
K2400
R2036
To Main section 1
VOL_CLK
BGND
NI
1K
VOL_DAT
D6V
C1801
REMCN_IN
NI
DGND
INH
R2088
K2001
RDSCLK
MGND
NQR0502-001X
1K
M9V
R2008
220
HPMUTE
%
B3.3V
C2089
0.1/50
F_KEY1
K2000
12VGND
NQR0502-001X
MIC_CAL
R2094
TH_SAFETY1
SPI
1K
LEV_DET
R2099
SAFETY
CN304
QGF1208C1-11
4.8V
MIC_SIG
MIC_SIG
11
9.6V
A9V
10
0V
RECR
RECR
9
0V
AGND
8
0V
RECL
To Mic section
RECL
7
4.8V
CN800
A5.5V
6
0V
MIC_DET
R2119
MIC_DET
5
10k
0V
MIC_CAL
MIC_CAL
4
3.3V
MIC_CLK
MIC_CLK
3
0V
MIC_FLAG
MIC_FLAG
2
3.3V
3.3V
MIC_DAT
2
MIC_DAT
1
IC221
S-80827CNNB-G-W
3
0V
0V
CN303
FAN DRIVER
QGA2501C1-03
3.3V
Q2400
FAN_SFTY
3
KTA1273/Y/-T
To FAN MOTOR
0V
MGND
2
0V
7.2V
13.2V
+12V
1
D2400
MA111-X
12.5V
2.1V
NI
C2450
C2451
100/16
GVA10182-A1
CN315
QGD2504C1-05Z
To Sensor section
FW315
AGENDA:
% E VERSION ONLY
# NX-DC3/D4 ONLY
* NX-D5/D7 ONLY
** NX-D4/D5/D7 ONLY
####
VERSION
R2097
R2197
U1
A
NI
10K
E
E,B
10K
NI
10K
J
J,C
3.3K
No.MB726
To Main section 3
R2146
NI
%
R2155
#
10K
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
R2076
3.3V
76
FL_DAT
V_LPF 50
1K
0V
77
DC_DET
V_DVDIPOD 49
R2078
3.3V
78
FL_CLK
TELEPWR 48
1K
3.3V
79
MIC_DAT
TELERST 47
1K
0V
1V
80
AMP_MUTE
CEC_OUT 46
R2166
10K
3.3V
0V
81
MIC_CLK
OPNSW_TRY 45
R2167
10K
0V
0V
82
AMP_ON
CLOSW_TRY 44
0V
0V
83
AHB_ON
TRAY_OPEN 43
0V
0V
84
VOL_CLK
TRAY_CLS 42
1K R2035
0V
IC220
0V
85
VOL_DAT
V_MUTE1 41
3.3V
3.3V
86
REMOCON
V_MUTE 40
1.87V
0V
87
INH
VSS 39
0V
MN101EF16KXW
C2037
88
RDSCLK
CEC_IN 38
1/16
3.3V
1.8V
89
VDD3.3
VDD18 37
R2074
0V
3.3V
90
HPMUTE
TS_MCLR 36
0V
0V
1K
91
VSS
AMPPWR_SPLY 35
2.4V
3.3V
92
F_KEY1
TS_SCL 34
220
R2082
0V
93
MIC_CAL
NC 33
0V
3.3V
94
PWR_THERMO
IPB2S_DT 32
0V
R2031
1K
0V
95
SPI
S2IPB_DT 31
R2033
3.3V
0V
R2032
1K
96
MODEL
CBTEST 30
3.3V
1K
3.3V
97
VERSION
UCS 29
0V
0.3V
R2075
K2075
98
LEV_DET
FL_BLANK 28
2.45V
1K
R2077
SHORT
0V
K2077
99
SAFETY
FL_LATCH 27
SHORT
1K
2.4V
R2084
1K
100
VREF+
TS_SDA 26
3.3V
220
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
RESET
R2200
1k
1
QAX0711-002Z
X2000
4
8MHZ
C2700
NI
CN302
CN301
QGF1208C1-06
QGF1036C2-09
FOR FLASH
To Touch section
CN900
To Main section 1
NOTES
1.
VOLTAGES ARE DC-MEASURED WITH A DIGITAL
VOLT METER
OR OSCILLOSCOPE WITHOUT INPUT SIGNAL.
CONDITION ---
CD/DVD STOP MODE
2.
UNLESS OTHERWISE SPECIFIED.
ALL RESISTORS ARE
1/4W
ALL CAPACITORS ARE
CERAMIC CAPACITOR
MYLAR CAPACITOR.
ALL RESISTANCE VALUES ARE
ALL CAPACITANCE VALUES ARE IN F(P=pF).
ALL CAPACITORS ARE SHOWN IN THE FORM
OF
CAPACITANCE( F)
μ
/RATED VOLTAGE (V).
ALL INDUCTANCE VALUES ARE IN H(m=mH).
ALL DIODES ARE MA111-X OR 1SS133-T2
3.NI MEANS NO INSERT
4."0"= SHORT BY PATTERN
To DVD module section 3
CN801
CN309
QGF1036C2-05
IPOD_A/B
3
2
1
4
5
6
V_LPF
V_DVDIPOD
OPNSW_TRY
CLOSW_TRY
TRAY_OPN
TRAY_CLS
V_MUTE1
V_MUTE
NI
C3010
TS_MCLR
AMPPWR_SPLY
R3005
TS_SCL
NI
VIDEO DRIVER CIRCUIT
NI
IPODB_TX
C3011
IPODB_RX
R3003
C3000
UCS
NI
1/16
C_OUT
4.98V
FL_BLANK
VCC1
FL_LATCH
2.34V
TS_SDA
C In
NI
C3012
3.3V
V_MUTE1
C3005
MUTE1
C3002
1/16
Y_OUT
C3001
1.13V
R3007
CVBS In
NI
1/16
1/16
V_DVDIPOD
YC MIX
1.44V
Y In
2.1V
GND1
Y/G_OUT
C3004
2.3V
PyIN2
PyIN1
C3016
2.4V
1/16
BIAS
0V
0V
22/50
3.3V
GND
CTLC
V_LPF
I/P
C3006
C3015
2.7V
1.5V
PB_OUT
1.44V
PbIN1
PyOUT
CY In
1/16
1/16
0V
2V
CLP
CTLB
PbOUT
C3014
2.4V
4.98V
Cb In
0V
1/16
VCC
GND
3.3V
V_MUTE
C3008
MUTE2
PR_OUT
2.88V
2V
C3013
2.4V
PbIN2
PrOUT
Cr In
1/16
1/16
0V
0V
GND
CTLA
2.7V
2.88V
PrIN1
PrIN2
5.DIGITAL TRANSISTOR
R1
R2
R1
R2
±
5%
CARBON FILM RESISTOR
KRC111S-X
10K
-
OR
RT1N140C-X
10K
-
IN OHM( ).
KRC102S-X
10K
10K
Ω
μ
R1
R2
μ
R1
R2
RT1P141C-X
10K
10K
(No.MB726<Rev.001>)5/36
To DVD module section 2
CN701
CN310
QGF1036C2-25
D2V
D4V
D2100
To Main section 1
NI
S5V
VGND
100/16
C3019
C3018
*D2 ONLY
J3001
QNN0780-002
0.1/16
VIDEO OUT
(COMPOSITE)
4.98V
VCC2
S-DC oUT
J3000
*D4 ONLY
QNN0841-001
C3024
R3010
75
V
C Out
VIDEO OUT
470/10
(COMPOSITE)
S1
C3028
0V
47p
S2
1.75V
CVBS Out
IC301
C3025
R3011
75
0V
0V
MM1623XF-X
2
Y
GND2
470/10
3
Y Out
C3029
1.8V
47p
CY Out
*D4 ONLY
0V
GND2
C3026
R3012
75
VIDEO OUT
2.4V
Pb
0V
Cb Out
(COMPONENT)
470/10
0V
C3030
GND2
47p
2.4V
Cr Out
0V
C3027
GND2
R3013
75
5
Pr
470/10
6
C3031
47p
R2500
IN
47
VDD
DIGITAL OUT
C2500
0.1/16
VSS
IC250
GP1FAV30TK0F
created date:2010-02-02

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