JVC LT-26DR7BJ Service Manual page 58

CIRCUIT DIAGRAMS
ANALOG PWB CIRCUIT DIAGRAM (1/6) SHEET 1
DIN_PHOTO
SHEET 2.3
DIN_PHOTO
V4_LIN
V4_LIN
V4_RIN V4_RIN
V4_G_Y
V4_B_Cb
V4_R_Cr
R113 OPEN V3_SL
TV_LINK
TV_LINK
V2_LIN
V2_LIN
V2_RIN
V2_RIN
V2_R_Cr
GND
V2_R_Cr
MON_VOUT
V2_G_Y
V2_G_Y BS_A5V
V2_B_Cb
V2_B_Cb
MON_YOUT
V2_SL
V2_SL
V2_YS
V2_YS
MON_COUT
V2_VIN
V2_VIN
SHEET 2 V2_YIN C136
V2_YIN 10
V2_CIN
V2_CIN
C137
10
V3_YIN DTU_YIN
V3_YIN
C138
0.01
V3_CIN V3_CIN
DTU_CIN
V3_VIN
V3_VIN
V3_LIN
V3_LIN
V3_RIN
V3_RIN
V3_VIN
C211
OPEN
V3_YIN
R109 OPEN BS_IR
C202
0.1
V1_LIN
V1_LIN
V3_CIN
V1_RIN
V1_RIN
V1_R_Cr
V1_R_Cr
V1_G_Y
V1_G_Y
V1_B_Cb
V1_B_Cb
V1_SL
V1_SL
V1_YS
V1_YS
V1_VIN
V1_VIN
V1_YIN
V1_YIN
GND
V1_CIN
V1_CIN
M_MU
MON_R
MON_R
MON_L
MON_L
MON_V
MON_V
MON_Y
MON_Y
MON_C
MON_C
FIX_R
FIX_R
FIX_L
FIX_L
SDA3A
SDA3A
SHEET 4.5
SCL3A
SCL3A
R713
CARD__DA
CARD_DA
SHEET 5
R714
CARD__CK
CARD_CK
R138 OPEN
STB_5V R139 OPEN
CN00U
REMOCON
EE_CDS1
REC_LED
LED PWB ASS'Y
DBS__LED2
CN201U DBS__LED1
SHEET 26
DIMMER
VCC5
POW_LED
HP_L
SHEET 5 HP_GND
HP_R
HP_DET
SW PWB
ASS'Y
CN100R
MECA_SW
SHEET 26
KEY2
KEY1
CN00R
GND
CNCV1
GND
BS_A5V
C131
0.1
R169 R168
C130 100 100
47
D101 D102
OPEN OPEN
R181 C200 C199
C132
220k 0.1
1
GND
C201 C126
0.1 1
R167
C133 1 220k
R184 220k
C134
1
R186 0
IC101
R187 0
C139
R188
10k 1
R189 0
C141
10
R275 0
R276 0
R163
C142 0.1
OPEN
R162
C143 0.1
OPEN
R161
BS_A5V
BS_A9V
R539
0
BS_A9V
BS_A9V BS_A9V
R194 R193 IC105
IC103 IC104
OPEN 0
C144 C152
C148
1 1
C146 C150
100
C145 C151
C147 C153
10
C149 10
10
GND GND GND
STB_5V
BS_A9V
D281
R285 R284
OPEN
56k
C281
47 Q281 GND
PNP
GND
D283 D282
R286 33k
CN001
DIGITAL PWB(1/16)
CN001
SHEET 7
CNCV2
GND GND
AV_SW
GND
V1_YS R236 330
GND C125
1
MAIN_VY
BS_A5V V2_G_Y R237 0
C124
1
MAIN_C
C123
0.1 V2_B_Cb R238 0
GND
BS_A5V
V2_R_Cr R239 0
C122
C120 1
0.1
C121 R241 0
1 SUB_C V2_YS R242 330
R166 220k R243 0
C186 OPEN
PC_G R245 0
BS_A5V
C119 1
C187
0.1
PC_B R246 0
R165 220k
C118 1
C189
R164 10
GND
220k R247
PC_R 0
FIX_R
FIX_L
MON_R R277 0
MON_L
DTU_Y R248 0
R249
V1_SL 0 R250 22k
R251 15k
BS_A9V
DTU_Cb R252 0
C117
0.1
R253
CARD_RIN V2_SL 0 R254 22k
R255 15k
CARD_LIN
DTU_Cr R256 0
R257
V3_SL 0 R258 OPEN
R259 0
0 DIN_R
GND
GND
C154
100
BS_A5V
C155 R206
Q106
10 5.6k
STB3.3V
SDA3A
BS_A5V
R207
Q107 5.6k
SCL3A
R197
0
GND
BS_A5V
R290
OPEN
GND
D290 C290
Q114
OPEN OPEN OPEN
GND GND
Q115 R292
OPEN OPEN
GND
(No.YA408)2-7 2-8(No.YA408)
ANALOG PWB ASS'Y (1/6)
SFL-1247A-U2
PC_R
PC_G
PC_B
PC_HS
PC_VS
DTU_Cr
BS_A5V R227 0
DTU_Y
DTU_Cb
R278
C177
0.1 C175 0 DTU_VIN
OPEN
GND
C176 C174
0.01 330p
BS_A5V
C173
C207
68p R584
Q113 DTU_RIN
R279 R229 R228 NPN
330
OPEN OPEN
DTU_LIN
C184
C172 150p
0.1 C208
R231
33 C185 R585
R230 OPEN 82p R232
470
L101
C171
0.01
R183 150k
GND
C212
2.2
DIN_L
C213
DIN_R 2.2
C170 C209 OPEN
0.01 DTU2_RIN
R586
DTU2_LIN
OPEN
BS_A5V
C210
OPEN
C169 R587
0.01 OPEN
IC102
DTU_CIN
C168
R588 0
0.1
R534 0 DTU_YIN
R589
OPEN
BS_A5V
R226 OPEN
R536
R535
100 0
R267
330
R265
330
R266
100
BS_A5V
R263
R264
330
100 R289
BS_A5V 75
Q111
R261
PNP2
2.7k R262
100 R293
75
C167 R225 Q110
0.1
OPEN D105 PNP2
R260
100 R294
R224 0
C261 C262 C263
OPEN
0.1 0.1 0.1
Q108 Q109
OPEN
R222 PNP2
OPEN
R223 C166
OPEN OPEN
GND
GND GND
R221
0
R537
OPEN
BS_A5V
IC541
R538
1k
GND
GND
C533 D503
0.1
GND GND
BS_A5V
SYNC1_IN
R583
OPEN
R581
OPEN Q540
OPEN
R582
OPEN
C591
OPEN
BS_A5V
GND
R541
OPEN
R542
OPEN
R543
OPEN
IC540
X540 OPEN
OPEN
C547
OPEN
R544
OPEN
C548
OPEN
R545 R546
OPEN OPEN
R549 C582 C583
OPEN OPEN OPEN
CN0UA OPEN OPEN OPEN
CN0UV OPEN OPEN OPEN
IC103 OPEN OPEN OPEN
R268 75 75 75 75 OPEN OPEN OPEN
R269 75 75 75 75 OPEN OPEN OPEN
R270 75 75 75 75 OPEN OPEN OPEN
R271 75 75 75 75 OPEN OPEN OPEN
R272 75 75 75 75 OPEN OPEN OPEN
R273 0 0 0 0 OPEN OPEN OPEN OPEN OPEN
R274 0 0 0 0 OPEN OPEN OPEN
R584 10k 10k 10k 10k OPEN OPEN OPEN
R585 10k 10k 10k 10k OPEN OPEN OPEN
R713 0 0 0 OPEN 0 0 OPEN
R714 0 0 0 OPEN 0 0 OPEN
C144 1/16 1/16 1/16 1/16 OPEN OPEN OPEN
C145 10/16 10/16 10/16 10/16 OPEN OPEN OPEN
C146 100/10 100/10 100/10 100/10 OPEN OPEN OPEN
C147 10/16 10/16 10/16 10/16 OPEN OPEN OPEN
C194 10/10 10/10 10/10 10/10 OPEN OPEN OPEN
C195 10/10 10/10 10/10 10/10 OPEN OPEN OPEN
C196 10/10 10/10 10/10 10/10 OPEN OPEN OPEN
C199 0.1/16 0.1/16 0.1/16 0.1/16 OPEN OPEN OPEN
C207 2.2/16 2.2/16 2.2/16 2.2/16 OPEN OPEN OPEN
C208 2.2/16 2.2/16 2.2/16 2.2/16 OPEN OPEN OPEN
PC_R
PC_G
PC_B SHEET 2
PC_HS
PC_VS
CN0UV
C194 R268
C195 R269
C196 R270
R271
R272
C197
OPEN
GND CN0UA
C198
OPEN
GND
CN002
R288
75
DIGITAL PWB(5/16)
Q112
PNP2
CN002
SHEET 11
C264
0.1
GND
SCL3A5
SHEET 2,3,5,6
SDA3A5
MAIN_R
SHEET 4
MAIN_L
C590
OPEN
C589
OPEN
C588
OPEN
C587
OPEN
R580
OPEN
C586
OPEN
C585
OPEN
C584
OPEN
GND
c10442001c001_0316_1/6_0.0