JVC LT-42FX77 Service Manual page 51

DIGITAL PWB CIRCUIT DIAGRAM (16/17) SHEET 22
SHEET 7,21
CEC_INT
C7301
.1/16
GND
SHEET 9,21
SHEET 9 OPEN SHEET 21
CN0C3
OPEN
L7301 L7302
*2 *2
C7303 C7304
10/10 .1/16
IC7303
IC7302
C7305
.1/16
MI_A15 MI_A16 GND GND
MI_A14 MI_D0 MI_D15
MI_A13 K7302
*3 C7306
MI_A12 MI_D15 .1/16 MI_D1 MI_D14
MI_A11 MI_D7 MI_D2 MI_D13 C7310
.1/16
MI_A10 MI_D14
GND
MI_A9 MI_D6 MI_D3 MI_D12
MI_A8 MI_D13 MI_D4 MI_D11
C7307
MI_A19 MI_D5
.1/16
MI_A20 MI_D12 MI_D5 MI_D10
WR MI_D4 MI_D6 MI_D9 C7350
.1/16
MI_D11 MI_D7 MI_D8
MI_D3 C7308
.1/16
MI_D10 LDQM
C7302
MI_A18 MI_D2 .1/16 WR UDQM
MI_A17 MI_D9 MI_A15 CK100
MI_A7 MI_D1 MI_A14 CKE
MI_A6 MI_D8 CSSDRAM
MI_A5 MI_D0 MI_A13 MI_A11
MI_A4 RD MI_A12 MI_A9
MI_A3 MI_A10 MI_A8
MI_A2 CSROM MI_A0 MI_A7
MI_A1 MI_A0 MI_A1 MI_A6
GND
MI_A2 MI_A5
MI_A3 MI_A4
C7309
.1/16
SDRAM (TEXT DATA)
GND
(No.YA564<Rev.001>)2-49
OPEN SHEET 9 OPEN
CN0MI
CN0C2
OPEN
STB_5V
R7356
0
R7319 10K
R7320 10K
C7325 .01
GND
R7372
0
R7371
0
R7321 82
Q7301
OPEN
GND
STB3.3V
R7325
22
X7309
GND GND GND C7326 C7327
27p
33p
C7315
.1/16
R7324 GND
100
R7361
OPEN
GND GND GND
R7363
10K
R7373
100
TCK
TMS
TDI
TDO
R7310
OPEN R7355 OPEN
OSDB1
OSDB2
OSDB3
OSDB4
OSDB5
R7317 100
R7318 100
L7303
IC7301
*6
C7311
.1/16
MI_A20
MAIN MICON
MI_A19
MI_A18
MI_A17
L7315
*6
R7348
0
MI_A16 C7312
.1/16
MI_A8
R7309
4.7K
MI_A7
MI_A9
GND
MI_A6
MI_A5
MI_A10
MI_A11
MI_A12 C7313
.1/16
L7304
*6
GND
GND GND
2-50(No.YA564<Rev.001>)
DIGITAL PWB ASS'Y (16/17)
SFL0D381A-H2 [LT-42FX77, LT-42FX77/B]
SFL0D381A-BK [LT-42FX77/BA]
OPEN
SFL0D382A-H2 [LT-42FX77/S]
CN0ID
OPEN
GND
TVLINKOUT
MI_REQ
TVLINKIN
R7370 OPEN
BS_RST
QAM_TXD
QAM_RXD
MECA_SW
MECA_SW
KEY1
KEY1
KEY2
KEY2
AFT1
MAINCCD2
CPURST
MI_OSDYS
MI_OSDYS
R7332
MI_OSDYM
100
R7333 MI_OSDYM
100 TEXT_FR
TEXT_FR
TEXT_FG
TEXT_FG
TEXT_FB
TEXT_FB
FBin
IC7304
FBout
SDAM
SDAM
SCLM
R7366 SCLM
GND OPEN
DD_OSDHS
R7365
DD_OSDVS
STB2.5MI OPEN
STB3.3MI
TEXT_HD
TEXT_VD
IC7305
DD_OSDCK
OSDR1
OSDR1
OSDR2
OSDR2
OSDR3
OSDR3
OSDR4
OSDR4
GND
OSDR5
OSDR5
STB_5V
OSDG1
OSDG1
OSDG2
OSDG2
OSDG3
OSDG3
OSDG4
OSDG4
IC7305 OSDG5
OSDG5
OSDB1
OSDB1
C7343 C7344
OSDB2
10/10 2.2/6.3
GND OSDB2
OSDB3
OSDB3
OSDB4
OSDB4
OSDB5
OSDB5
MI_CK
MI_CK
MI_RX
MI_RX
MI_TX
MI_TX
REMO
REMO
R7334 100 WAKE
SDAM WAKE
CPURST2
R7335 100 CPURST2
SCLM
POW_GOOD
POW_GOOD
STB3.3MI
C7338
GND
R7368
10K
OSDG5
OSDG4
OSDG3
OSDG2
OSDG1
R7375 R7340
OPEN 100
MI_CK
OSDR5
C7333
.1/16
L7314
*2
R7369
10K
L7312
*6 R7341 100
C7334 MI_TX
.1/16
MI_RX
OSDR4
R7342 100
OSDR3
OSDR2 R7347
OPEN
OSDR1
REMO
R7343 100
WAKE
R7337 100
MI_D11 R7357 OPEN
CPURST2
MI_D3
R7358 470
MI_D4
L7313 POW_GOOD
*6
D7301
C7335
C7353
.1/16
MI_D10 .0068/25
IC7306
MI_D12 GND
MI_D2
C7348
R7338 .1/16
OPEN
C7349
1000p
GND GND
STB3.3MI
R7359
0
STB3.3V
R7360
OPEN
SHEET 7
SHEET 16,21
SHEET 7
SHEET 16,21
SHEET 21
SHEET 7,12,19,21
SHEET 19,21
SHEET 7,16,21
SHEET 21
SHEET 15,21
SHEET 12,21
SHEET 7
SHEET 11
SHEET 7,9,21
SHEET 12,13,21
SHEET 12
SHEET 12,21
SHEET 12
SHEET 12,21
SHEET 12
SHEET 12,21
SHEET 12
SHEET 12,21
SHEET 16,21
SHEET 19,21
SHEET 16,21
SHEET 21
SHEET 7,15,16,18
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