JVC LT-37R70BU Service Manual page 71

DIGITAL PWB CIRCUIT DIAGRAM (16/16) SHEET 22
L7301
IC7303
IC7302
C7305
MI_A15 MI_A16
MI_A14 MI_D0
MI_A13
C7306
MI_A12 MI_D15 MI_D1
MI_A11 MI_D7 MI_D2
MI_A10 MI_D14
GND
MI_A9 MI_D6 MI_D3
MI_A8 MI_D13 MI_D4
C7307
MI_A19 MI_D5
MI_A20 MI_D12 MI_D5
C7301 WR MI_D4 MI_D6
MI_D11 MI_D7
MI_D3 C7308
MI_D10 LDQM
C7302
MI_A18 MI_D2 WR
MI_A17 MI_D9 MI_A15
MI_A7 MI_D1 MI_A14
MI_A6 MI_D8 CSSDRAM
MI_A5 MI_D0 MI_A13
MI_A4 RD MI_A12
MI_A3 MI_A10
MI_A2 CSROM MI_A0
MI_A1 MI_A0 MI_A1
GND GND
MI_A2
MI_A3
C7309
GND
SHEET 21
CN0MI
CN0C2
STB_5V
R7356
R7319
R7320
C7325
GND
R7372
R7371
R7321
Q7301
GND
STB3.3V
X7309
GND GND GND C7326 C7327
C7315
R7324
R7361 OPEN
R7313 C7318
L7302
GND GND GND
R7363
C7303 C7304
TCK
TMS
TDI
GND GND TDO
R7310
R7355
MI_D15
OSDB1
MI_D14 OSDB2
MI_D13 C7310 OSDB3
OSDB4
MI_D12 OSDB5
MI_D11 R7317
R7318
MI_D10 C7311
L7303
IC7301
MI_D9 C7350
MI_D8 MI_A20
MI_A19
MI_A18
UDQM MI_A17
CK100 L7315
CKE R7348
MI_A16 C7312
MI_A11 R7309 MI_A8
MI_A9 MI_A7
MI_A8 MI_A9
GND
MI_A7 MI_A6
MI_A6 MI_A5
MI_A5 MI_A10
MI_A4 MI_A11
C7313
MI_A12
L7304
C7324 C7330
GND
GND
(No.YA406)2-49
OPEN
CN0ID
GND
IC7304
R7366
GND
R7365
STB3.3MI STB2.5MI
IC7305
OSDR1
OSDR2
OSDR3
GND OSDR4
OSDR5
STB_5V
OSDG1
OSDG2
R7325 OSDG3
OSDG4
OSDG5
C7343 C7344 OSDB1
GND
OSDB2
OSDB3
OSDB4
OSDB5
R7334 SDAM
R7335
GND SCLM
C7338
STB3.3MI
GND
R7368
OSDG5
OSDG4
OSDG3
OSDG2
OSDG1
R7340
MI_CK
OSDR5
C7333
L7314
R7369
L7312
R7341
C7334 MI_TX
R7342 MI_RX
OSDR4
OSDR3
OSDR2 R7347
OSDR1
REMO
R7343
R7337 WAKE
MI_D11
R7357 OPEN
CPURST2
MI_D3
R7358
MI_D4
POW_GOOD
L7313
D7301
C7353
C7335
MI_D10
IC7306
MI_D12 GND
MI_D2
R7338
OPEN
C7349
GND
C7348 GND
STB3.3MI
R7359
STB3.3V
R7360
OPEN
C7331
GND
2-50(No.YA406)
CN0C2
CN0ID OPEN OPEN OPEN OPEN
CN0MI OPEN OPEN OPEN OPEN
X7309 OPEN OPEN OPEN OPEN
SHEET 7
TVLINKOUT IC7301 OPEN OPEN OPEN OPEN
SHEET 16,21
MI_REQ IC7302 OPEN OPEN OPEN OPEN
SHEET 7
TVLINKIN IC7303 OPEN OPEN OPEN OPEN
R7370 OPEN
BS_RST BS_RST SHEET 16,18 IC7304 OPEN OPEN OPEN OPEN
BS_TXD BS_TXD IC7305 OPEN OPEN OPEN OPEN
SHEET 18,21
BS_RXD BS_RXD IC7306 OPEN OPEN OPEN OPEN
MECA_SW
SHEET 7,12,19,21
MECA_SW Q7301 OPEN OPEN OPEN OPEN
KEY1
KEY1
SHEET 19,21 D7301 OPEN OPEN OPEN OPEN
KEY2
KEY2 K7302 OPEN OPEN OPEN OPEN
SHEET 7,16,21
AFT1
K7308 OPEN OPEN OPEN OPEN
SHEET 21 L7301 OPEN OPEN OPEN OPEN
MAINCCD2
L7302 OPEN OPEN OPEN OPEN
SHEET 15,21
CPURST
L7303 OPEN OPEN OPEN OPEN
L7304 OPEN OPEN OPEN OPEN
L7305 OPEN OPEN OPEN OPEN
L7306 OPEN OPEN OPEN OPEN
MI_OSDYS L7307 OPEN OPEN OPEN OPEN
SHEET 12,17,21
MI_OSDYS
MI_OSDYM L7308 OPEN OPEN OPEN OPEN
MI_OSDYM SHEET 12,21
TEXT_FR L7309 OPEN OPEN OPEN OPEN
TEXT_FR
TEXT_FG L7310 OPEN OPEN OPEN OPEN
TEXT_FG SHEET 7
TEXT_FB L7311 OPEN OPEN OPEN OPEN
TEXT_FB
L7312 OPEN OPEN OPEN OPEN
L7313 OPEN OPEN OPEN OPEN
L7314 OPEN OPEN OPEN OPEN
L7315 OPEN OPEN OPEN OPEN
FBin FBin
SHEET 11
L7316 OPEN OPEN OPEN OPEN
FBout FBout
R7302 OPEN OPEN OPEN OPEN
R7303 OPEN OPEN OPEN OPEN
R7304 OPEN OPEN OPEN OPEN
R7305 OPEN OPEN OPEN OPEN
SDAM
SDAM
SHEET 7,21
SCLM R7309 OPEN OPEN OPEN OPEN
SCLM
R7310 OPEN OPEN OPEN OPEN
DD_OSDHS R7311 OPEN OPEN OPEN OPEN
SHEET 12,13,21
R7312 OPEN OPEN OPEN OPEN
DD_OSDVS
R7313 OPEN OPEN OPEN OPEN
TEXT_HD
SHEET 12
R7314 OPEN OPEN OPEN OPEN
TEXT_VD
R7315 OPEN OPEN OPEN OPEN
DD_OSDCK SHEET 12,21
R7316 OPEN OPEN OPEN OPEN
OSDR1
SHEET 12 R7317 OPEN OPEN OPEN OPEN
OSDR2 R7318 OPEN OPEN OPEN OPEN
OSDR3
R7319 OPEN OPEN OPEN OPEN
SHEET 12,21
OSDR4 R7320 OPEN OPEN OPEN OPEN
OSDR5
R7321 OPEN OPEN OPEN OPEN
R7322 OPEN OPEN OPEN OPEN
OSDG1 SHEET 12
R7323 OPEN OPEN OPEN OPEN
OSDG2
R7324 OPEN OPEN OPEN OPEN
OSDG3
SHEET 12,21 R7325 OPEN OPEN OPEN OPEN
OSDG4
R7327 OPEN OPEN OPEN OPEN
OSDG5
R7330 OPEN OPEN OPEN OPEN
OSDB1
SHEET 12 R7332 OPEN OPEN OPEN OPEN
OSDB2
R7333 OPEN OPEN OPEN OPEN
OSDB3
R7334 OPEN OPEN OPEN OPEN
SHEET 12,21
OSDB4
R7335 OPEN OPEN OPEN OPEN
OSDB5
R7337 OPEN OPEN OPEN OPEN
R7339 OPEN OPEN OPEN OPEN
MI_CK
MI_CK SHEET 16,21 R7340 OPEN OPEN OPEN OPEN
MI_RX
MI_RX R7341 OPEN OPEN OPEN OPEN
MI_TX
MI_TX R7342 OPEN OPEN OPEN OPEN
SHEET 19,21
REMO
REMO R7343 OPEN OPEN OPEN OPEN
SHEET 16,21
WAKE
R7346 OPEN OPEN OPEN OPEN
WAKE
SHEET 21
CPURST2
R7347 OPEN OPEN OPEN OPEN
CPURST2
R7348 OPEN OPEN OPEN OPEN
SHEET 7,15,16,18
POW_GOOD
POW_GOOD R7352 OPEN OPEN OPEN OPEN
R7353 OPEN OPEN OPEN OPEN
R7354 OPEN OPEN OPEN OPEN
R7355 OPEN OPEN OPEN OPEN
R7356 OPEN OPEN OPEN OPEN
R7358 OPEN OPEN OPEN OPEN
R7359 OPEN OPEN OPEN OPEN
R7363 OPEN OPEN OPEN OPEN
R7364 OPEN OPEN OPEN OPEN
R7365 OPEN OPEN OPEN OPEN
R7366 OPEN OPEN OPEN OPEN
R7367 OPEN OPEN OPEN OPEN
R7368 OPEN OPEN OPEN OPEN
R7369 OPEN OPEN OPEN OPEN
R7371 OPEN OPEN OPEN OPEN
R7372 OPEN OPEN OPEN OPEN
C7301 OPEN OPEN OPEN OPEN
C7302 OPEN OPEN OPEN OPEN
C7303 OPEN OPEN OPEN OPEN
C7304 OPEN OPEN OPEN OPEN
C7305 OPEN OPEN OPEN OPEN
C7306 OPEN OPEN OPEN OPEN
C7307 OPEN OPEN OPEN OPEN
C7308 OPEN OPEN OPEN OPEN
C7309 OPEN OPEN OPEN OPEN
C7310 OPEN OPEN OPEN OPEN
C7311 OPEN OPEN OPEN OPEN
C7312 OPEN OPEN OPEN OPEN
C7313 OPEN OPEN OPEN OPEN
C7314 OPEN OPEN OPEN OPEN
C7315 OPEN OPEN OPEN OPEN
C7318 OPEN OPEN OPEN OPEN
C7319 OPEN OPEN OPEN OPEN
C7320 OPEN OPEN OPEN OPEN
C7321 OPEN OPEN OPEN OPEN
C7324 OPEN OPEN OPEN OPEN
C7325 OPEN OPEN OPEN OPEN
C7326 OPEN OPEN OPEN OPEN
C7327 OPEN OPEN OPEN OPEN
C7328 OPEN OPEN OPEN OPEN
C7329 OPEN OPEN OPEN OPEN
C7330 OPEN OPEN OPEN OPEN
C7331 OPEN OPEN OPEN OPEN
C7333 OPEN OPEN OPEN OPEN
C7334 OPEN OPEN OPEN OPEN
C7335 OPEN OPEN OPEN OPEN
C7338 OPEN OPEN OPEN OPEN
C7340 OPEN OPEN OPEN OPEN
C7341 OPEN OPEN OPEN OPEN
C7342 OPEN OPEN OPEN OPEN
C7343 OPEN OPEN OPEN OPEN
C7344 OPEN OPEN OPEN OPEN
C7345 OPEN OPEN OPEN OPEN
C7346 OPEN OPEN OPEN OPEN
C7347 OPEN OPEN OPEN OPEN
C7348 OPEN OPEN OPEN OPEN
C7349 OPEN OPEN OPEN OPEN
C7350 OPEN OPEN OPEN OPEN
C7353 OPEN OPEN OPEN OPEN
DIGITAL PWB ASS'Y (16/16)
SFL0D263A-U2
[LT-37R70BU, LT-37R70BU/B, LT-37R70SU, LT-37R70SU/B]
LCA10599-92C (SFL0D263A-SJ)
[LT-37R70BU/P, LT-37R70BU/Q, LT-37R70SU/P, LT-37R70SU/Q]
OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN *2 *2 *2 *2 *2 *2 *2 *2 *2 *2
OPEN OPEN *2 *2 *2 *2 *2 *2 *2 *2 *2 *2
OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN *2 *2 *2 *2 *2 *2 *2 *2 *2 *2
OPEN OPEN
OPEN OPEN
OPEN OPEN 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k
OPEN OPEN 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k
OPEN OPEN 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k
OPEN OPEN 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k
OPEN OPEN 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k
OPEN OPEN 100 100 100 100 100 100 100 100 OPEN OPEN
OPEN OPEN 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k
OPEN OPEN 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k
OPEN OPEN 10k 10k 10k 10k 10k 10k 10k 10k 10k 10k
OPEN OPEN 100 100 100 100 100 100 100 100 100 100
OPEN OPEN 100 100 100 100 100 100 100 100 100 100
OPEN OPEN 100 100 100 100 100 100 100 100 100 100
OPEN OPEN 100 100 100 100 100 100 100 100 100 100
OPEN OPEN 100 100 100 100 100 100 100 100 100 100
OPEN OPEN 10k 10k 10k 10k 10k 10k 10k 10k 10k 10k
OPEN OPEN 10k 10k 10k 10k 10k 10k 10k 10k 10k 10k
OPEN OPEN 82 82 82 82 82 82 82 82 82 82
OPEN OPEN 10k 10k 10k 10k 10k 10k 10k 10k 10k 10k
OPEN OPEN 10k 10k OPEN OPEN 10k OPEN OPEN 10k OPEN OPEN
OPEN OPEN 100 100 100 100 100 100 100 100 100 100
OPEN OPEN 22 22 22 22 22 22 22 22 22 22
OPEN OPEN 10k 10k 10k 10k 10k 10k 10k 10k 10k 10k
OPEN OPEN 10k 10k 10k 10k 10k 10k 10k 10k 10k 10k
OPEN OPEN 100 100 100 100 100 100 100 100 100 100
OPEN OPEN 100 100 100 100 100 100 100 100 100 100
OPEN OPEN 100 100 100 100 100 100 100 100 100 100
OPEN OPEN 100 100 100 100 100 100 100 100 100 100
OPEN OPEN 100 100 100 100 100 100 100 100 100 100
OPEN OPEN 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k
OPEN OPEN 100 100 100 100 100 100 100 100 100 100
OPEN OPEN 100 100 100 100 100 100 100 100 100 100
OPEN OPEN 100 100 100 100 100 100 100 100 100 100
OPEN OPEN 100 100 100 100 100 100 100 100 100 100
OPEN OPEN 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k 4.7k
OPEN OPEN 47k 47k OPEN OPEN 47k OPEN OPEN 47k OPEN OPEN
OPEN OPEN 0 0 0 0 0 0 0 0 0 0
OPEN OPEN 27k 27k 27k 27k 27k 27k 27k 27k 27k 27k
OPEN OPEN 27k 27k 27k 27k 27k 27k 27k 27k 27k 27k
OPEN OPEN 27k 27k 27k 27k 27k 27k 27k 27k 27k 27k
OPEN OPEN 100 100 100 100 100 100 100 100 100 100
OPEN OPEN 0 0 0 0 0 0 0 0 0 0
OPEN OPEN 470 470 470 470 470 470 470 470 470 470
OPEN OPEN 0 0 0 0 0 0 0 0 0 0
OPEN OPEN 10k 10k 10k 10k 10k 10k 10k 10k 10k 10k
OPEN OPEN 0 0 0 0 0 0 0 0 0 0
OPEN OPEN 0 0 0 0 0 0 0 0 0 0
OPEN OPEN 0 0 0 0 0 0 0 0 0 0
OPEN OPEN 220 220 220 220 220 220 220 220 220 220
OPEN OPEN 10k 10k 10k 10k 10k 10k 10k 10k 10k 10k
OPEN OPEN 10k 10k 10k 10k 10k 10k 10k 10k 10k 10k
OPEN OPEN 0 0 0 0 0 0 0 0 0 0
OPEN OPEN 0 0 0 0 0 0 0 0 0 0
OPEN OPEN 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16
OPEN OPEN 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16
OPEN OPEN 10/10 10/10 10/10 10/10 10/10 10/10 10/10 10/10 10/10 10/10
OPEN OPEN 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16
OPEN OPEN 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16
OPEN OPEN 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16
OPEN OPEN 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16
OPEN OPEN 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16
OPEN OPEN 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16
OPEN OPEN 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16
OPEN OPEN 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16
OPEN OPEN 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16
OPEN OPEN 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16
OPEN OPEN 10/10 10/10 10/10 10/10 10/10 10/10 10/10 10/10 10/10 10/10
OPEN OPEN 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16
OPEN OPEN 10/10 10/10 10/10 10/10 10/10 10/10 10/10 10/10 10/10 10/10
OPEN OPEN 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16
OPEN OPEN 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16
OPEN OPEN 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16
OPEN OPEN 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16
OPEN OPEN 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01
OPEN OPEN 27p 27p 27p 27p 27p 27p 27p 27p 27p 27p
OPEN OPEN 33p 33p 33p 33p 33p 33p 33p 33p 33p 33p
OPEN OPEN 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16
OPEN OPEN 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16
OPEN OPEN 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16
OPEN OPEN 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16
OPEN OPEN 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16
OPEN OPEN 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16
OPEN OPEN 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16
OPEN OPEN
OPEN OPEN 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01
OPEN OPEN 10/10 10/10 10/10 10/10 10/10 10/10 10/10 10/10 10/10 10/10
OPEN OPEN 2.2/6.3 2.2/6.3 2.2/6.3 2.2/6.3 2.2/6.3 2.2/6.3 2.2/6.3 2.2/6.3 2.2/6.3 2.2/6.3
OPEN OPEN 10/10 10/10 10/10 10/10 10/10 10/10 10/10 10/10 10/10 10/10
OPEN OPEN 2.2/6.3 2.2/6.3 2.2/6.3 2.2/6.3 2.2/6.3 2.2/6.3 2.2/6.3 2.2/6.3 2.2/6.3 2.2/6.3
OPEN OPEN 2.2/6.3 2.2/6.3 2.2/6.3 2.2/6.3 2.2/6.3 2.2/6.3 2.2/6.3 2.2/6.3 2.2/6.3 2.2/6.3
OPEN OPEN 10/10 10/10 10/10 10/10 10/10 10/10 10/10 10/10 10/10 10/10
OPEN OPEN 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16
OPEN OPEN 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16
OPEN OPEN 1000p 1000p 1000p 1000p 1000p 1000p 1000p 1000p 1000p 1000p
OPEN OPEN 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16 0.1/16
OPEN OPEN 6800p/25 6800p/25 6800p/25 6800p/25 6800p/25 6800p/25 6800p/25 6800p/25 6800p/25 6800p/25
c10408001c007_0330_7/17_0.0