JVC LT-26B60BJ Service Manual page 67

Wide lcd panel television
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MAIN PWB CIRCUIT DIAGRAM (2/8)
R381
PL306
4k7
S+3.3V
S312
S312 OFF INVERTED LOGIC
1
S314
BRT_ADJ
2
S315
R380
Q313
BRT_ADJ_PW
M
22k
BL_ONOFF
BC848B
3
R398
4k7
+5V
4
S313
5
6
7
L307
1
PRE
8
INV
C334
9
220u
25V
2
NC
MODE_WC
10
IC302
11
E
12
4
VSS
EPROM VE CLK NIN ADRESLER
NIN CAKISMAMASI ICIN SI S2 DEGISTIR
WE
S+3.3V
C342
100n
16V
MAIN PWB ASS'Y
(2/8)
VE-20224628
S+3.3V
VCC
8
7
NVM_WP
SCL
6
SCL_3.3V
SDA
5
SDA_3.3V
R303
BUS1[8]
330R
1
8
R1
BUS1[6]
2
7
R2
BUS1[9]
3
6
R3
BUS1[5]
4
5
R4
BUS1[11]
1
8
R1
BUS1[4]
2
7
R2
BUS1[3]
3
6
R3
BUS1[10]
4
5
R4
R304
330R
PSEN
VDD3.3V
R305
330R
BUS1[2]
1
8
R1
BUS1[1]
2
R2
3
R3
4
R4
BUS2[7]
1
8
R1
BUS1[0]
2
R2
BUS2[6]
3
R3
BUS2[0]
4
R4
BUS2[5]
R306
330R
PAL
+5V_GROUP_FIL
C301
100n
16V
S301
NOTE : Refer to the part list for the part number of IC300 and IC302.
S322
S321
R361
1k
R358
Q311
BRT_ADJ_PWM
470R
BF240
C326
56p
50V
C311
100n
16V
16V
100n
C310
81 A8
82 A6
83 A9
84 A5
85 A11
86 A4
87 ALE
88 PSEN
89 A3
IC301
90 A10
91 VSS3
92 VDD3_3_3
93 A2
7
94 A1
6
95 FL_CE
5
96 D7
97 A0
7
98 D6
6
99 D0
5
100 D5
VDD2.5V
PL300
S+2.5V
R310
3u3
IR
100R
L301
SCL_5V
100R
R311
VDD3.3V
SDA_5V
100R
R312
3u3
S+3.3V
L302
S+3.3V
22k
1k
R309
R308
+5V_GROUP_FIL
L308
R349
SECAM
+5V
47R
10u
C324
22k
22u
R352
BC848B
50V
Q319
C338
16V
R377
330R
100n
100n
C340
L309
L304
R364
Q321
180R
470R
BLM21A601S
6u8
BC848B
R373
16V
50V
C330
100p
1n5
50V
C329
R346
BC858B
CVBSTXT
1k
Q310
330R
R375
BC848B
SECAM
22k
R345
Q318
(No.YA352)2-7
2-8(No.YA352)
5VSTBY
+8V
BRT_ADJ
C327
100n
16V
C316
R323
56R
100u
16V
50V
C336
120p
R322
470R
50V
33p
16V
100n
C318
16V
100n
C317
C309
C320
50V
33p
4k7
S+3.3V
R397
VGA_SW
R388
10k
R386
Q315
RS
50
T
1k5
BC848B
P4_3
49
P4_2
48
BL_ONOFF
P1_6
47
4k7
S+3.3V
R367
P1_5
46
4k7
S+3.3V
R399
P1_4
45
HEADPHONE
P1_3
44
R336
Q314
P1_2
43
4k7
LED_2
BC848B
R337
P1_1
42
4k7
LED_1
P1_0
41
PANEL_CONT
VDD3_3_1
40
VDD3.3V
VSS1
39
R452
P3_7
38
22k
P3_6
37
LVDS_PWRDN
P3_5
36
4k7
S+3.3V
P3_4
35
R385
RGB_SW1
P3_3
34
IR
P3_2
33
TV_LINK_3.3V
4k7
S+3.3V
P3_1
32
R454
HD_FLAG
P3_0
31
IRQ
5VSTBY
R320
2k2
VSYNC_TEXT
2k2
HSYNC_TEXT
R318
S317
1k
S+2.5V
S+3.3V
16V
R344
100n
4
ON/OFF
C321
S310
100n
3
C306
16V
POWER
C305
S309
2
TV/AV
22u
1
50V
R317
PL302
PL307
15k
SC1_PIN8
5
R353
10k
S+3.3V
4
+3.3V
3
D305
+8V
D302
2
+5V
D301
1
R383
15k
SC2_PIN8
S316
C333
16V
R379
100n
330R
100n
C341
R363
L305
Q320
470R
180R
BC848B
6u8
16V
R348
C323
50V
100p
1n5
50V
C322
R371
BC858B
1k
Q308
330R
R378
BC848B
22k
PAL
R356
Q312
S325
R446
R340
4k7
S+3.3V
R339
100k
C319
22u
50V
S+3.3V
5
4
FB_SC 2
3
2
LED_2
1
Q306
BC848B
PL301
R389
LED_1
10k
S+3.3V
Q307
R387
BC848B
S+3.3V
1k5
FB_SC1
ODSEL1
R395
330R
RESET_G
R396
Q323
330R
RESET_V
BC848B
22k
BC848B
R370
Q309
TV_LINK_3.3V
R390
4k7
Q317
Q316
BC848B
BC848B
10k
5
R394
4
3
2
TV_LIN K
1
S324
S+2.5V
47k
S323
R331
CVDD_2.5
100R
R333
R330
D306
47k
5VSTB
Y
1N4148
47k
R329
100R
R332
D307
47k
R328
1N4148
L306
+5V_GROUP_FIL
BLM21A601S
CVBSTXT

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