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JVC TH-L1A Service Manual page 40

Digital media system
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System control section
B3.3V
Q2200
KTC3203/OY/-T
5.9V
3.4V
R2200
270
3.2V
C2201
0.01
C2202
C2200
22/50
22/50
D2200
UDZW3.9B-X
CN200
QGA2501C1-07
5.1V
F+
1
2.8V
F-
L2000
2
QQL25CK-221Z
VDISP
26.7V
3
5.9V
!
B5.6V
CP200
4
B5V
0V
DGND
5
0V
SHORT
DGND
6
D2350
D5V
5.9V
D5.6V
7
2A02-M
CN201
QGA2501C1-07
12.2V
12V
1
0V
MGND
2
0V
AGND
3
3.4V
SYS_PON
4
1.4V
THERMISTOR
5
5.9V
C2250
5.0V(IPOD)
6
2.8V
SAFETY6
7
0.001
CN202
QGA2501C1-06
C2251
33.1V
+33V
1
33.1V
+33V
0.001
2
33.1V
+33V
3
0V
PGND
4
0V
PGND
5
0V
PGND
6
Q2300
KTC3203/OY/-T
5.9V
3.4V
R2300
3.2V
C2305
120
0.01
D2300
C2306
C2304
UDZW3.9B-X
22/50
22/50
CN203
D3.3V REG
QGF1036C2-25
PROUT
0V
CR/COUT
1
0V
DGND
2
0V
PBOUT
CBOUT
3
0V
DGND
4
0.5V
Y/G
Y/G OUT
5
0V
DGND
6
0.5V
Y
YOUT
7
5.1V
S5V
8
D2502
0.9V
COUT
9
2A02-M
4.3V
D4V
10
4.0V
D2V
11
C2501
4.0V
0.1/50
D2V
12
TO DSP
TX
13
(NC)
0V
MGND
14
D2505
0V
MGND
15
0V
D2501
MA111-X
RX
16
NI
C
M5V
17
(NC)
DSPRX
(NC)
M9V
18
3.2V
DVDPWR
DVDPWR
19
3.2V
U2SDT
U2SDT
20
3.2V
R2500
330
S2UDT
S2UDT
21
3.3V
SCLK
SLCK
22
3.2V
330
R2501
SCS
SCS
23
3.3V
UCS
UCS
24
R2502
330
3.2V
CPURST
CPURST
25
C2506
100p
C2502
1/10
C2503
1/10
C1807
C1808
NI
NI
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TO DSP
D2351
1N4003S-T5
NI
NI
IC235
D2352
MA111-X
MM1565AF-X
C2352
2.2
0V
5.9V
R2351
10k
C2350
0V
0V
100/16
0V
0V
IPOD
SP_MEAS
SAFETY5
80
79
78
77
76
75
74
73
72
1
VREF-
0V
KEY1
2
KEY1
C2001
3.2V
KEY2
0.01/50
3
KEY2
C2002
3.2V
0.01/50
4
SAFETY4
C2003
1.0V
0.01/50
C2004
5
SAFETY5
0.1/16
0V
6
SPMEAS
C2005
0V
0.1/16
7
VER
C2006
0V
0.1/16
R2006
8
OUTC
10k
9
VPP
3.2V
X2000
SYSTEM MICOM
QAX0667-001Z
10
VREF+
C2007
3.2V
11
VDD
3.2V
0.01/50
IC200
12
OSC2
1.5V
MN101C61GHL
8MHz
13
OSC1
1.5V
14
VSS
0V
15
X1
0V
R2047
16
XO
2.2k
17
MMOD
TX
R2007
470
0V
18
IPOD(TX)
RX
R2008
470
0V
19
IPOD(RX)
DG_SENS
0V
20
DG_SENS
R2048
3.2V
10k
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
OTW
SD
R2011
10k
R2010
10k
R2009
2.2k
B2100
0
K2000
QQR0621-001Z
R2101
0
(WITHOUT FLASH)
NI
K2001
QQR0621-001Z
R2104
B2101
0
NI
D2100
NI
C2100
100/16
AC OFF
DETECT
R2103
0
NI
NI
R2110
R2107
0
10k
3.4V
0V
Q2101
RT1N141C-X
C2106
RESET
4.7/50
C2102
0V
0.01/50
C2103
D2101
10/50
MA111-X
TO VIDEO
TO HDMI
D2353
MA111-X
D2354
MA111-X
D2355
Q2352
KTA1271/OY/-T
MA111-X
5.9V
5.8V
D2357
MA111-X
R2352
R2354
10k
NI
10k
5.2V
R2353
D2356
10k
MA111-X
C2351
5.8V
10/50
3.1V
Q2353
RT1N141C-X
0V
R2038
10k
NI
71
70
69
68
67
66
65
64
63
62
61
R2036
10k
SAFETY1
60
3.4V
A
A2
59
0V
B
A1
58
0V
ADC_PON
57
OTW
0V
OTW
OTW
56
R2035
10k
SD
3.2V
SD
SD
55
R2034
10k
3.3V
VALID2
VALID2
54
R2051
3.2V
VALID1
VALID1
53
10k
3.2V
PWM_RST
PWM_RST
52
R2050
3.3V
PWM_BEERR
10k
PWM_BERR
51
3.2V
SAFETY3
SAFETY3
50
R2033
10k
PWM_MUTE
3.1V
NI
PWM_MUTE
49
R2032
2.2k
R2049
330
3.2V
HDMI_SEL
48
0V
R2031
330
HDMI_PON
47
330
3.1V
R2030
FLCK
FLCK
46
R2029
330
2.9V
SW1
SW1
45
R2028
330
0V
FLDATA
FLDATA
44
2.7V
FAN_CTRL 43
R2052
0V
330
FAN_ST
42
3.4V
HDMI_SAFETY
41
3.4V
R2027
10k
R2062
10k
D2000
D2001
MA111-X
MA111-X
R2061
1k
R2057
10k
330
R2023
PWM_CK
R2021
4.7k
R2019
10k
PWM_DT
R2018
4.7k
C2009
C2008
100p
100p
V4
V3
R2060
10k
WP
SCL
SDA
R2109
100k
C2105
0.01
8
7
6
5
EEP ROM
1
2
3
4
NOTES:
1.VOLTAGES ARE DC-MEASURED WITH A DIGITAL VOLT METER
OR OSCILLOSCOPE WITHOUT INPUT SIGNAL.
CONDITION
POWER-ON.
2.UNLESS OTHERWISE SPECIFIED.
ALL RESISTANCE VALUES ARE IN OHMS.
ALL INDUCTANCE VALUES ARE IN H.
ALL CAPACITANCE VALUES ARE IN F .
3."NI" MARKING IS PART NOT USED.
TO DSP
0V
0V
Q2450
RTN1N140C-X
0V
IC245
AK5358AET-X
C2450
10/50
AINR
CKS0
0V
C2451
0.5V
10/50
AINL
CKS2
0.5V
3.3V
CKS1
DIF
0V
0V
VCOM
PDN
C2452
C2454
0V
0V
220p/50
0.47/16
R2455
AGND
SCLK
1.6V
0V
100
VA
MCLK
C2457
C2455
C2456
5.7V
1.6V
0.1/16
22/50
0.1/16
R2453
1.7V
R2450
VD
LRCK
100k
1.7V
100
4.6V
R2452
0V
DGND
SDTO
0V
0V
100
R2451
C2458
C2459
1
22/50
0.1/16
A/D CONVERTER
R2454
100
Q2400
KTA1271/OY/-T
12.1V
0.4V
R2400
12.1V
47k
D2400
MA111-X
FAN
C2400
R2401
NI
DRIVER
10/50
10k
12.0V
Q2401
0V
RTN1N140C-X
0V
FOR VERSION CONTROL
VERSION
R2005
R2006
10k
B,E,EN,EV,EE
NONE
15k
10k
A,UB
UJ,US,UT,UN,UG
27k
10k
J,C
NONE
10k
FOR PAL/NTSC
R2019
VERSION
R2014
A,US,UB,UG,UN,B,E,
NONE
10k
EN,EV,EE
(PAL)
UT,UJ,J,C
(NTSC)
10k
NONE
Parts are safety assurance parts.
SOUCE:USB STOP
When replacing those parts make
1/16W
.
sure to use the specified one.
P IS pF.
DACCK+
DACCK-
LRCK
AOUT2
TO AMP
AOUT1
AOUT0
BCK
FAN
CN209
QGA2501C1-03
0V
3
3
3.4V
2
2
0.4V
1
1
PWM_MUTE
PWM_MUTE
PWM_DT
PWM_DT
PWM_CK
PWM_CK
PWM_RST
PWM_RST
SP_MEAS
SP_MEAS
PWM_BEERR
PWM_BEERR
VALID1
VALID1
VALID2
VALID2
SD
SD
OTW
OTW
HP_DET
HP_DET
HP_MUTE
HP_MUTE
TO AMP
SAFETY5
SAFETY5
SAFETY3
SAFETY3
BGND
A+12V
HPGND
B3.3V
PGND
EP101
D3.3V
+33V
DGND
OUTL
OUTL
OUTL
OUTR
OUTR
OUTR
V1
SW3
V2
SW2
V3
V3
V4
V4
SW1
SW1
A
A
TO VIDEO
B
B
DSPRX
DSPRX
DG_SENS
DG_SENS
TX
TX
RX
RX
Y
Y
C
C
PBOUT
PBOUT
PROUT
PROUT
Y/G
Y/G
2-3

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