Panasonic TC20LA5 - 20" LCD COLOR TV, Руководство по обслуживанию

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10.5. A-Board (4 of 5) Schematic Diagram
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AB_LCD_ENB
AC_LCD_B4
AC_LCD_R5
AC_LCD_G2
AC_LCD_B3
AC_LCD_B1
AC_LCD_G0
AC_LCD_B7
AB_LCD_HS
AC_LCD_B5
AC_LCD_G3
AB_LCD_VS
AC_LCD_B2
AC_LCD_B6
AC_LCD_G5
AC_LCD_G7
AC_LCD_R7
AC_LCD_G1
AC_LCD_B0
AC_LCD_G6
AC_LCD_G4
1.59V
AB_SUB_ON
AC_LCD_R4
AC_LCD_R3
AC_LCD_R2
AC_LCD_R1
AC_LCD_R0
AC_LCD_R6
AB_LCD_R1
AC_LCD_R0
AB_LCD_B5
AB_LCD_R2
AB_LCD_R3
AC_LCD_G5
AC_LCD_R4
AB_LCD_B0
AC_LCD_G6
AB_LCD_G2
AB_LCD_G0
AB_LCD_B1
AB_LCD_G4
AC_LCD_G7
AB_LCD_G3
AC_LCD_R7
AC_LCD_G3
AC_LCD_B7
AB_LCD_G7
AC_LCD_G2
AC_LCD_R2
AB_LCD_R0
AB_LCD_R7
AB_LCD_G5
AB_LCD_R6
AB_LCD_G1 AC_LCD_G1
AC_LCD_R6
AB_LCD_G6
AB_LCD_B7
AC_LCD_G0
AC_LCD_G4
AC_LCD_R1
AB_LCD_R5
AC_LCD_B6
AB_LCD_R4
AC_LCD_B5
AC_LCD_B4
AB_LCD_B6
AB_LCD_B3
AC_LCD_R5
AB_LCD_B4
AC_LCD_B3
AC_LCD_B0
AC_LCD_B1
AC_LCD_B2 AB_LCD_B2
AC_LCD_R3
AB_LCD_CLK
AB_KEY
AB_MAIN_SW
AB_DCC_B2
PDIM
AB_INV_ON
AB_SOS
AB_P
ANEL_ON
AI
AB_TV_ON
MAIN1.8V
MAIN3.3V
MAIN3.3V
R4023
0
C944
50V
4700p
D913
MAZ82200ML
*C936
10u
50V
L902
82u
D910
MA2J11100L
1%
R944
1k
C911
16V
2.2u
D927
MA2J11100L
1%
R926
160
MAIN3.3V
FL903
G1BYYYJ00004
1
2 3
4
R914
33k
1%
C913
16V
100u
C945
50V
4700p
*D923 MAZ80560ML
IC908
C0DBCMG00003
1
VIN
2
VO
3
COM
4
O
ADJ
5
ON/OFF
6
COM
C908
10V
1u
R918
1k
R951 10k
R055
0
*C940
220u
35V
1%
R916
39k
C4282
50V
100p
C924
330u
50V
C912
16V
0.1u
1%
R943
3.01k
JS906
0
R907
0
SUB5V
R948
2k
R925
0
ERJ8GEY0R00V
C931
10V
1u
R909
820
1%
C4284
50V
0.01u
Q4036
UNR521100L
C932
16V
0.1u
D915
MAZ82200ML
C910
16V
220u
R913
56k
1%
IC901
C0DAAZG00006
1
V IN
2
SW out
3
GND
4
VO
S
5
ON/OFF
C0CBAYG00013
IC903
IN
3
2
OUT
ADJUST
1
C0DBEJG00001
IC902
1
CTL
2
Vcc
3
GND
4
OUT
5
C
JS907
0
C901
16V
0.1u
D900
MAZ80330HL
*D924
MA2J11100L
1%
R929
39k
C904
16V
0.1u
C938
50V
0.1u
C0DBEJG00001
IC904
1
CTL
2
Vcc
3
GND
4
OUT
5
C
1%
R908
4.87k
D912
MAZ81300ML
R903
100k
1W
R905
820
*JS904
0
R933
0
R953 6.8k
C903
330u
50V
C4286
16V 47u
C4283
10V
1u
R4293
22k
*C907
10u
50V
*D904
B0JCME000037
*JS902
C951
50V
0.01u
A9 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
C0DBEJG00001
IC906
1
CTL
2
Vcc
3
GND
4
OUT
5
C
*A8
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
*Q4035
B1DHDC000028
MAIN9V
JS905
0
C933
6.3V
220u
C909
0.1u
16V
MAIN5V
D909
MAZ80510ML
*R950
470
MAIN2.5V
R934
0
JS901
0
R912
0
C916
16V
0.1u
TP917
C941
50V
0.1u
R900
33
C915
16V
220u
R4295
1k
C905
16V
470u
D902
B0JANG000003
RK36LFC4
C943
50V
4700p
1%
R928
39k
SUB9V
C914
10V
1u
R930
0
R927
1k
1%
JS903
0
C4285
50V
0.01u
1%
R917
82k
C939
6.3V
680u
R952
5.6k
L904
100u
C929
330u
16V
*R4285
0
*R4281
0
*R4265
EXB38V101JV
*R4273
EXB38V101JV
*R4289
0
*C4280
50V
0.1u
*C4277
50V
0.01u
*C4275
50V 0.01u
*R949
3.9k
1%
*R936
1k
*R4286
0
*R4276
0
*R4268
EXB38V101JV
*A11
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
*IC4018
C0JBCZ000512
1 RS
2 TD1
3 TA5
4 TA6
5 GND
6 TB0
7 TB1
8 TD2
9 VCC
10 TD3
11 TB2
12 TB3
13 GND
14 TB4
15 TB5
16 TD4
17 R/F
18 TD5
19 TB6
20 TC0
21 GND
22 TC1
23 TC2
24 TC3
25 TD6
26 VCC
27 TC4
28 TC5 29
GND
30
TC6
31
CLK_IN
32
/PDWN
33
PLL_GND
34
PLL_VCC
35
PLL_GND
36
LVDS_GND
37
TD+
38
TD-
39
TCLK+
40
TCLK-
41
TC+
42
TC-
43
LVDS_GND
44
LVDS_VCC
45
TB+
46
TB-
47
TA+
48
TA-
49
LVDS_GND
50
TD0
51
TA0
52
TA1
53
GND
54
TA2
55
TA3
56
TA4
*R4269
EXB38V101JV
*L4022
J0JGC0000021
*R4282
0
*R4292
0
*R4275
0
*C4274
50V
0.01u
*R4284
0
*R4296
100
*R4287
0
*R4290
33k
*R4297
0
*C4273
16V
47u
*C4272
50V
0.01u
*R4264
EXB38V101JV
*R4291
56k
*R4283
0 *C4279
50V
0.01u
*R4288
0
*R4272
EXB38V101JV
*R4280
0
*C4276
50V 0.01u
*R4277
0
GND INVER
TER_24V
REG_5V REG_5V PO
W_ON_PULSE
INV_GND KEY PO
WER_ON
GND
UNREG_32V
INV ON
PDIM AI
STB_5V GND GND GND
TV-ON
SUB9V
INV_GND INV_GND INV_GND
INV_GND INV_GND INV_GND INV_GND INV_GND
+24V
PWM SET
SOS
INVER
TER_24V
INVER
TER_24V
INVER
TER_24V
+24V +24V
+24V +24V +24V
LVDS DRIVER
ON/OFF
+5V(PANEL)
PNANEL
+1.8V(M)
+3.3V(M)
+2.5V(M)
+5V(S)
+11V(S)
GND
RX2+
RX2-
GND
RX1+
RX1-
GND
DCC
PANEL5V
PANEL5V
GND
GND
RX0+
RX0-
GND
RX3+
RX3-
GND
RXCLK+
RXCLK+
1.2
1.2
1.1
0.7
1.2
1.1
0
1.1
1.2
0
5.0
0
1.3
0
1.2
0
1.2
0
5.0
0
3.1
0
0
4.7
4.7
4.7
4.7
4.7 0
0
0.9
0
1.2
3.2
0.9
0.9
1.0
1.2
1.2
0.4
0.5
3.3
0
0.6
0.4
1.3
1.0
2.2
0
0
1.4
3.2
1.2
0.6
0.8
1.3
3.3
0
0
1.5
1.2
0
3.3
0
1.1
1.2
0.9
1.1
1.1
0.4
3.3
1.0
1.3
1.2
0
1.3
0.9
0
0
1.2
3.0
0
1.1
1.3
1.1
1.2 0 2.5 4.7 5.0
36.8 11.0 0 1.5 2.3
4.7
4.7
5.0
5.0
0
0
3.3
1.2
1.2
1.8
9.0
7.8 11.0
(CN1)
POWER UNIT
TO
TO
LCD PANEL
24.0 24.0 24.0 24.0 24.0 24.0 0 0 0 0 0 0 0 0 3.2 4.5 1.8 0 0
0
5.0 0 24.0 0 0 2.5 36.6 0 0 0 0 0 0 3.2 5.0 5.0 24.0 24.0 24.0
35 34 33 28 29 36 32 31 30
9.0 0 24.0 1.2 24.0
0
TO
LCD PANEL
A-BOARD TNPH0626AC (4/5)
56
52
58
53
57
51
54
55
42
34
38
31
39
41
32
35
36
40
37
33
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=
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TC-20LA5/LE5 A-Board (4 of 5) Schematic Diagram TC-20LA5/LE5 A-Board (4 of 5) Schematic Diagram
TC-20LA5 / TC-20LE5
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