JVC NX-F3B Service Manual page 32

Micom section
LVA10822-A1
MAIN PWB
CN421
QGF1208C1-15
(Ver.E)
TUNER MODULE
QGF1208C1-11
(Ver.J/U)
RDS DATA ---V RDSVOM_DT
1 15
Ver.E RDS INT RDSKOK_CKFL
0V
2 14
QAU0510-001 RDS CTL RDSVOM_CK
1.6V
3 13
B3.3V 3.3V
4 12
R2281 4.7k
AGND 0V
5 11
NC
6 10 R2282
C2281
VSM NI
NI
7 9
TU_R
0V
8 8
TU9V 0V
Ver.J/U 9 7 C2181 R2182
TU_L 0V NI NI
QAU0509-001 10 6
R2181 4.7k
AGND
0V
11 5
DO TU_T2SDT
0V
12 4
CLK TU_CK
0V
13 3
DI 0V TU_S2TDT
14 2
CE 0V TU_CE
15 1
CN401
QGF1208F1-06
0V
DGND 1
3.3V RESET
RESET 2
FLASH 3.3V
VDD 3
WRITING 3.3V PANAX_DT
DATA 4
0V MMOD
MMOD 5
3.3V PANAX_CK
CLK 6
CN402
QGF1208F1-05
3.3V DKEY_IN
AVCI 1
0V
DEVICE KEY BGND 2
DKEY_OUT
0V
WRITING AVCO 3
0V
NC 4
0V
for DVD AUDIO
NC 5
1
CN451
QGF1036C2-05
C4502
0.6V
TRAY+(OPEN) 1
0.1/16
TO DVD MODULE 0.6V
TRAY-(CLOSE)
2
FMU-MB3-21 0V
MGND
3
(TRAY) LO_SWOP
OPENSW 0V
4
LO_SWCL
CLOSESW 0V
5
R4109
R4108
R4111
R4107
R4106
* R4110
TU_R
R4105
TU_L
DKEY_OUT R4121 220 3.3V
DKEY_OUT/CBT_TX
76
/CEC_LOG
DKEY_IN R4122 220 3.3V
DKEY_IN/CBT_RX
77
R4123 1k
TU_CK 3.3V
TU_CK
78
R4124 1k
TU_T2SDT 0V
TU_T2SDT
79
R4125 1k
TU_S2TDT 0V
TU_S2TDT
80
TU_CE R4126 1k 0V
TU_CE
81
V_RGB R4127 1k 3.3V
V_RGB
82
R4128 1k
V_LPF 3.3V
V_LPF
83
R4129 1k
V_YCMIX 0V
V_YCMIX
84
V_MUTE1 R4130 1k 3.3V
V_MUTE1
85
V_MUTE2 R4131 1k 3.3V
V_MUTE2
86
REMOCON R4132 1k 3.2V
87 REMOCON
R4133 1k *
K2_FS1 MA111-X 0V
K2_CTRL_IN1
88
C4031 0.1/16 3.3V
VDD5
89
K2_FS2 R4134 1k * 0V
K2_CTRL_IN2
90
0V
VSS
91
R4135 1k
KEY1 2.9V
KEY1/MODEL
92
R4136 1k
KEY2 3.3V
KEY2/KARAOKE
93
AMP_1CHDET R4137 1k 3.3V
AMP_1CHDET
94
3.3V
R4150 VERSION
95
1k
TH_SAFETY1 R4139 1k 0V
PWR_THERMO
96
R4140 1k
AMP_THERMO 0.8V
AMP_THERMO
97
R4141 1k
LVL_DET 0.1V
LVL_DET
98
V_SW/CALO R4142 1k * 0V
V_SW CALORIE
99
V_SW/CALO 3.3V
VREF+
100
C4032 0.1/16
LODER DRIVER
R4023
IC451 LB1641
R4022
R4021
2 3 4 5 6 7 8 9 10
C4503
R4030
0.1/16
R4029
R4028
R4027
R4026
R4301
*PARTS LIST
R4148 (P.UP) 10k 10k 10k 10k 10k 16k NI Ver.E/U R4001,R4002,R4003,R4042,R4043,R4044
R4149 (P.DOWN) NI 68k 30k 18k 10k 10k 10k Ver.J R4046,R4047,R4048,R4058,R4061,C4013
VERSION E EE U4 U3 U2 U1 J Ver.J/U R4142
E :B/E/EN/EV U1:US/UF/UB/A/UA F7(K2) R4015,R4016,R4017,R4018,R4082,R4133,R4134
J :J/C U2:UJ/UT
U3:UW
U4:UX/UG Ver.U R4049,R4065,R4093,R4110
AGND
NI
NI
NI
NI
0V
TL403
NI
10k
NI 3.2V 0V
Q4081
RT1N141C-X
C4022 NI
C4021 0.01
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
R4063 1k
0.2V
HP_DET
50
3.1V R4062 1k
HP_MUTE
49
3.1V R4061 1k *
VSAFETY2
48
2.2V R4060 1k
VSAFETY1
47
3.2V R4059 1k
AMPPWR_SPLY
46
0V R4058 1k *
F_iPod
45
0V R4057 1k
F_TU
44
3.2V R4056 1k
DVDPWR
43
3.2V R4055 1k
SYS_PON
42
IC401
1.2V R4054 1k
FAN_SAFETY
41
MN101EF16KXW
0V R4053 0
FAN_H
40
0V
VSS 39
SYSTEM MICOM 3.1V R4052 0
FAN_ON
38
1.8V C4011 1/6.3
VDD18
37
3.2V R4051 1k
AMP_SAFETY
36
3.2V
AMP_SAFETY_NC
35
0V R4049 1k *
KOK_DT
34
0V R4048 1k *
iPod_DET
33
0V R4047 1k *
iPod_RX
32
0V R4046 1k *
iPod_TX
31
1.8V R4045 1k
INH
30
1.6V R4044 1k *
RDS_CK KOK_FLAGDET
29
--V R4043 1k *
RDS_DT VOM_DT
28
--V R4042 1k *
RDS_ON VOM_CK
27
3.3V R4041 1k
DVD_UCS
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
K4001
NQR0502-001X
C4001
1000/10
K4002
NQR0502-001X
NI R4031
NI
NI
NI
1 2 3
X4001
QAX0667-001Z
R4201 R4203
8MHz
10k NI
R4205 R4204
4.7k 0 1k
OSC
4.7k 8MHz
Q4201
3.3V 3.3V
NI
4.7k 3.3V
2 1
3.3V
10k
10k
3.3V
3 4
0V 0V
IC421
S-80827CNNB-G-W RESET
100
8 7 6 5
EEPROM
1 2 3 4
CN411
QGF1208F1-19
VIDEO
TO FL PWB
CN561 of
LVA10821-A1
MICOM
FRONT
FRONTJACK
2-4
VIDEO
FRONTJACK
K2
TU9V
AGND
VOL
KARAOKE/HEADPHONE
PRE
AMP
A13V
A13V
MGND
FAN DRIVER
CN461
QGA2501C1-03
Q4601
KTA1273/Y/-T
7.2V 7.2V FAN+
13.2V
1
D4601 1.2V FAN_SPEED
R4605
MA2SD31-X 2
750
0V FAN-
3
R4601 12.5V
NI
2.1V Q4602
2SC3928A
/RS/-X
R4602
1.5k
1.5V
HP_DET
C4602
10/50
HP_MUTE
VSAFETY2
VSAFETY1
AMPPWR_SPLY
F_IPOD
F_TU
CN481
QGF1036C2-13
DVDPWR
SYS_PON CEC_OUT 0V
CEC_OUT
13
FAN_SAFETY 0V
DGND
12
FAN_H CEC_IN 3.3V
CEC_IN
11
0V
10 DGND
FAN_ON B3.3V 3.3V
CEC3.3V
9
6.1V
US6V
8
AMP_SAFETY 4.2V
D4V
7
4.2V
D4V
6
KOK_DT 0V
DGND
5
IPOD_DET 0V
DGND
4
IPOD_RX 0V
DGND
3
IPOD_TX 6.1V
D6V
2
INH 6.1V
D6V
1
RDSKOK_CKFL
RDSVOM_DT
RDSVOM_CK
DGND
D4V
D6V
POWER_SUPPLY
IPOD
B1013
0
B3.3V
B3.3V
D4001
NI
BGND
DVD3
DVD2
M9V
MGND
F-
F+
-VDISP
FLGND
VOLUME
K2 PRE AMP POWER
KARAOKE
DAC AMP
4
HEADPHONE
REGULATOR
FAN_ON FAN_H
HIGH SPEED
H H
FAN 13V
LOW SPEED
H L
QAR0690-001 7V
FAN OFF
L L
0V
TO DVD MODULE
FMU-MB8-21
CN801
NOTES:
1.VOLTAGES ARE DC-MEASURED WITH A DIGITAL VOLT METER
OR OSCILLOSCOPE WITHOUT INPUT SIGNAL.
CONDITION POWER-ON. NO SIGNAL. DVD STOP.
2.UNLESS OTHERWISE SPECIFIED.
ALL RESISTANCE VALUES ARE IN OHMS. 1/16W, 5%.
ALL INDUCTANCE VALUES ARE IN H. u IS uH.
ALL CAPACITANCE VALUES ARE IN F . P IS pF.
3. "NI" MARKING PART IS NOT USED.