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JVC TH-L1A Service Manual page 43

Digital media system
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FL board and Coaxial board section
TC74VHC04FT-K-X
0V
0V
0V
0V
J900
K900
QNN0481-001
R901
NQR0369-004X
220
1
C901
2
1/50
R900
75
C900
D900
100p
1SS133-T2
COAX IN
All manuals and user guides at all-guides.com
GVA10147-A3
C905
47/25
IC900
C907
0.1/50
3.3V
R902
33k
1.7V
3.4V
2.1V
100p
3.4V
C903
1.2V
0V
3.4V
3.4V
D901
1SS133-T2
C902
0.01
NOTES:
1.VOLTAGES ARE DC-MEASURED WITH A DIGITAL VOLT METER
OR OSCILLOSCOPE WITHOUT INPUT SIGNAL.
CONDITION
POWER-ON.
SOUCE:USB STOP.
2.UNLESS OTHERWISE SPECIFIED.
ALL RESISTANCE VALUES ARE IN OHMS.
ALL INDUCTANCE VALUES ARE IN H.
ALL CAPACITANCE VALUES ARE IN F .
P IS pF.
3. "NI" MARKING PART IS NOT USED.
FL
DI800
QLF0185-001
C802
NI
C805
NI
C806
NI
R857
100
R855
R854
R853
R852
R851
130
130
130
130
130
0V
IPOD
VIDEO2
USB
VIDEO3
VIDEO1
3.31V
Q850
RT1N430C-X
0V
S861-S869
QSW0683-001Z
R864
R865
16k
6.8k
S865
S864
POWER
SOURCE +
SOURCE -
R869
R868
6.8k
3.9k
S868
S869
PLAY/
VOL +
VOL -
PAUSE
2-6
GVA10147-A2
C800
0.1/50
C801
0.1/50
C803
C804
NI
0.1/50
IC850
GP1UE281RKVF
R858
1
2
3
4
5
100
R856
160
STANDBY
D856
SLR-343VC-T
BLUE LED
R863
R862
3.9k
3.3k
S861
S863
S862
R867
3.3k
S867
S866
STOP
26.6V
CN860
1
FLVH
5.0V
QGF1210G1-21
2
F+
2.8V
3
FL-
5.1V
4
D5V
2.8V
FLDATA
5
FLDATA
0V
6
DGND
FLCLK
3.0V
7
FLCLK
FLSTBY
0V
8
FLSTBY
FLBLK
0V
9
FLBLK
3.4V
10
D3.3V
3.4V
11
STANDBY
3.4V
12
B3.3V
3.4V
13
REMOCON
3.4V
14
KEY1
3.4V
15
KEY2
3.3V
16
BLUELED
3.4V
17
VIDEO1
3.4V
18
VIDEO2
3.4V
19
VIDEO3
3.4V
20
IPODLED
0V
21
USBLED

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