Haier LET19C430 Manuel De L'utilisateur page 120

Schemi Elettrici
TV LED LCD mod."LET19C430 LET22C430 LET24C430"
MUTE Control
R291 R291
10K 10K
MUTEn R299 R299
C180 C180 30K 30K
10uF/16V/220uF/16V 10uF/16V/220uF/16V
+ +
3.3VA
CLASS_EN R302 R302 10K 10K 1 Q27 Q27
CLASS_EN
L49 L49
2N3904 2N3904
R308 R308 NC/10K NC/10K
0R 0R
C187 C187
R310 R310 Q29 Q29
1
NC/10K NC/10K
NC/2N3904 NC/2N3904
R312 R312
0R 0R
AUDIO OP
AMP-Rout R313 R313 100R 100R HP_RIN
AMP-Rout
C191 C191 R314 R314
100K 100K
Location Near
200pF 200pF
IC Pin.
AMP-Lout R324 R324 100R 100R HP_LIN
AMP-Lout
C202 C202 R325 R325
100K 100K
200pF 200pF
+8V
R334 R334
1K 1K
Location Near
IC Pin. C212 C212
1uF 1uF SC_AROUT
SC_AROUT
AUOUTR1 R340 R340 100R 100R 1 Q31 Q31 GAIN=1K/470R
AUOUTR1
2N3904 2N3904
C216 C216 R343 R343
100K 100K
330R 330R
200pF 200pF R342 R342
+8V
R348 R348
1K 1K 1uF 1uF SC_ALOUT
SC_ALOUT
AUOUTL1 100R 100R 1 Q34 Q34 C218 C218
AUOUTL1
R351 R351
2N3904 2N3904
C221 C221
100K 100K
R356 R356
200pF 200pF R353 R353
330R 330R
H1 H1
HOLE 1
2
3
4
T1 T1 T2 T2
10-2.54MM 10-2.54MM
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
GND
10-2.54MM 10-2.54MM 10-2.54MM 10-2.54MM
PVCC
C236 C236
U19 U19
470uF/16V 470uF/16V
TPA1517 TPA1517 LOUT# LOUT# 1 2 LOUT+
HP_LINP# 1 20
IN1 GND/HS
2 19
SGND GND/HS
SVRR 3 18 C241 C241 ROUT+
SVRR GND/HS
LOUT# 4 17 470uF/16V 470uF/16V
OUT1 GND/HS
ROUT#
5 16 1 2
PGND GND/HS
ROUT# 6 15
OUT2 GND/HS
7 14
VCC GND/HS
MUTEO R376 R376 8 13 C243 C243 C244 C244
M/SB GND/HS
HP_RINP# 2K 2K 9 12 0.22uF 0.22uF 0.22uF 0.22uF
IN2 GND/HS
R378 R378 R379 R379
10 11
GND/HS GND/HS
2K 2K 2K 2K
R380 R380 R381 R381
2R2 2R2
2R2 2R2
SVRR
C248 C248
470uF/16V 470uF/16V
MLT666T 5.15V
1230mA,V260B1-L01
MAINPOWER MAINPOWER
13
12
11
10
9
8
5VSTB#
7
6
POWERON/OFF# POWERON/OFF# POWERON/OFF# POWERON/OFF#
5
+5V
R407 R407 NC/0R NC/0R
4
R408 R408 NC/0R NC/0R
3
2
1
C12 C12
J2 J2
5.12V
0.1uF 0.1uF 320mA 5.12V
L57 FB_56_OHM_4A L57 FB_56_OHM_4A
R409 R409 0R 0R BL-ADJUST
R410 R410 BL_ON
0R 0R
5Vstb
J37 J37 CON1 CON1
DCJACK DCJACK DCJACK DCJACK C21 C21 C20 C20
+ +
1 1 0.1uF 0.1uF
470uF/16V 470uF/16V
CON2 CON2
1
2
3
4
CON4-2.0mm CON4-2.0mm
5Vstb
R22 R22
2N3904 2N3904
POWERON/OFF
1
POWERON/OFF
Q6 Q6
10k 10k
H:ON
L:OFF C25 C25
10n 10n
PVCC
3.3VA
L50 L50
L53 L53
FB_56OHM_500MA FB_56OHM_500MA
NC/FB NC/FB
R285 R285 270K 270K
C174 C174
C176 C176
R292 R292 3K 3K 10uF 10uF
220uF/16V 220uF/16V
MUTEO
Q28 Q28
Q26 Q26 R300 R300 4.7K 4.7K 3906 3906 R301 R301 220R 220R
1
2N3904 2N3904
D8 D8 IN4148 IN4148
R306 R306 10K 10K
PVCC
L51 L51
MUTEPAM MUTEPAM
NC NC
+5V
L52 L52
NC/10uF NC/10uF FB_120_OHM_500MA FB_120_OHM_500MA
+8V
R336 R336
10R 10R
C209 C209
VCC-OP2 2.2uF 2.2uF R338 R338 HP_RINP#
10R/0.22uF 10R/0.22uF
+ + C210 C210
Q32 Q32
R339 R339 100uF/16V 100uF/16V
470R 470R 3906 3906
R341 R341 HP_RINN#
NC/0.22uF NC/0.22uF
HP_RIN 1 Q33 Q33
R344 R344 10R 10R HP_RINP
2N3904 2N3904
R346 R346 150R 150R
Gain=R285/R291+1
R349 R349
75R 75R
VCC-OP2 C222 C222
2.2uF 2.2uF R357 R357 HP_LINP# HP_LINP#
10R/0.22uF 10R/0.22uF
Q35 Q35
R358 R358
3906 3906
470R 470R
R361 R361 HP_LINN# HP_LINN#
R362 R362 HP_LINP NC/0.22uF NC/0.22uF
HP_LIN 1 Q36 Q36 10R 10R
2N3904 2N3904
R363 R363 150R 150R
R364 R364
Gain=R295/R298+1
75R 75R
Ground in the middle of the L/R
+8V
C235 C235
R365 R365 NC/220n NC/220n
R366 R366 C237 C237 R367 R367
NC/100K NC/100K
R370 R370 C238 C238 R368 R368 R371 R371 2 NC/1.5K NC/1.5K NC/10uF NC/10uF NC/100 NC/100
NC/0R NC/0R NC/10uF NC/10uF NC/15K NC/15K NC/15K NC/15K 1
HP_RINP
3
NC/4558 NC/4558
C239 C239
R374 R374 U20A U20A NC/1u NC/1u
R372 R372 C242 C242
NC/100K NC/100K
NC/33K NC/33K NC/100n NC/100n
+8V
+8V
C246 C246
R383 R383 NC/220n NC/220n
NC/100K NC/100K R384 R384 C247 C247 R388 R388
R385 R385 C249 C249 R386 R386 R387 R387 NC/1.5K NC/1.5K NC/10uF NC/10uF NC/100 NC/100
6
NC/0R NC/0R NC/10uF NC/10uF NC/15K NC/15K NC/15K NC/15K 7
HP_LINP 5
C250 C250
NC/4558 NC/4558
R390 R390 NC/1u NC/1u
R389 R389 C251 C251 U20B U20B
NC/100K NC/100K
NC/33K NC/33K NC/100n NC/100n
+8V
5VA
PH_Drive
R315 R315
NC/100K NC/100K
HP_SR
HP_SR
HP_DET HP_DET R321 R321 R322 R322 HP_SMUTE
HP_DET HP_SMUTE
NC/4.7K NC/4.7K NC/100R NC/100R HP_SL
HP_SL
C200 C200
NC/4.7uF NC/4.7uF
GND R329 R329 C204 C204
NC/1K NC/1K NC/2200uF/16V NC/2200uF/16V
+ + R332 R332 C205 C205
NC/1K NC/1K NC/220uF/16V NC/220uF/16V
HP_RIN C295 C295 NC/2.2uF NC/2.2uF R414 R414 GND
NC/100K NC/100K
U25 U25
1 8
+5V OUTA VDD
L98 L98
R415 R415
2 7
MUTE OUTB
C296 C296 NC/100K NC/100K
NC/FB_56_OHM_4A NC/FB_56_OHM_4A C297 C297 C298 C298 3 6
IN1 BIAS
NC/10UF NC/10UF
NC/0.1uF NC/0.1uF NC/0.1uF NC/0.1uF
4 5
GND IN2
GND GND GND
NC/DF3544 NC/DF3544
GND
HP_LIN NC/2.2uF NC/2.2uF R416 R416
C302 C302 NC/100K NC/100K
+5V
PANEL POWER
C1 C1
+ +
+12V
470uF/16V 470uF/16V
12.21V
C5 C5
+ +
470uF/16V 470uF/16V
112mA
+5V 5VA
FB_56_OHM_4A FB_56_OHM_4A
5Vstb
L56 L56 C13 C13 C14 C14 C15 C15
10uF 10uF 0.1u 0.1u 0.1u 0.1u
TO INVERTER
5Vstb
H:ON
L:OFF
POWERON/OFF#
R20 R20
2N3904 2N3904
1
10k 10k
Q5 Q5
C24 C24
10n 10n
33
U17 U17
+12V
AMP NC/TPA3110D2 NC/TPA3110D2
MUTEO R283 R283 MUTETI
1 28
SD PVCCL
NC/0R NC/0R
2 27
FAULT PVCCL
HP_LINP# R286 R286 AMP1_L+ 3 26 L81 L81
LINP BSPL
NC/0R NC/0R C166 C166 NC/0.22uF NC/0.22uF
HP_LINN# R289 R289 AMP1_L- 4 25 NC/FB/1206 NC/FB/1206
LINN OUTPL
NC/0R NC/0R
3.3VA GAIN0
5 24
+12V GAIN0 PGND
GAIN1
R293 R293 R294 R294 6 23 L82 L82 NC/FB/1206 NC/FB/1206
GAIN1 OUTNL
NC NC GAIN0 NC/10K NC/10K R295 R295
C177 C177 NC/1uF NC/1uF NC/10R NC/10R 7 22 C178 C178 NC/0.22uF NC/0.22uF
AVCC BSNL
GAIN1
R297 R297 R298 R298 8 21
AGND BSNR
NC/10K NC/10K NC NC C179 C179 NC/0.22uF NC/0.22uF
C181 C181 NC/1uF NC/1uF L83 L83 NC/FB/1206 NC/FB/1206
9 20
GVDD OUTNR
R303 R303 VOLUME R304 R304
NC/0R NC/0R R305 R305 NC/10K NC/10K NC/10K NC/10K 10 19
PLIMIT PGND
C183 C183 NC/1uF NC/1uF
HP_RINN# R307 R307 AMP1_R- 11 18 L84 L84
RINN OUTPR
NC/0R NC/0R
HP_RINP# R309 R309 AMP1_R+ 12 17 NC/FB/1206 NC/FB/1206
RINP BSPR
NC/0R NC/0R C186 C186 NC/0.22uF NC/0.22uF
13 16
NC PVCCR +12V
14 15
PBTL PVCCR
R311 R311
NC/0R NC/0R
L85 L85
L86 L86 ROUT-
NC/FB/1206 NC/FB/1206 ROUT+
NC/FB/1206 NC/FB/1206
+12V C189 C189
+12V +12V NC/1000P NC/1000P
SD R316 R316 C194 C194
C195 C195 C193 C193
NC/0R NC/0R R317 R317
FADE R320 R320 NC/10K NC/10K
NC/0R NC/0R C192 C192 NC/10uF NC/10uF
NC/10uF NC/10uF
NC/220nF NC/220nF NC/220nF NC/220nF
C201 C201 C196 C196 C197 C197
NC/1uF NC/1uF NC/1uF NC/1uF
MUTEPAM R326 R326 Q30 Q30
NC/0.1uF NC/0.1uF
NC/10K NC/10K NC/BT3904 NC/BT3904
HP_RINN# R333 R333 AMP2_R- 1 30 C207 C207
RINN VCLAMPR
NC/0R NC/0R
HP_RINP# R337 R337 AMP2_R+ 2 29
RINP SD
NC/0R NC/0R
C206 C206 NC/1uF NC/1uF 3 28
AVDD AGND
4 27 C211 C211
VREF V2P5
U18 U18
VOLUME 5 26
VOLUME AVCC
NC/PAM8610 NC/PAM8610
6 25
REFGND MUTE
7 24
AGND1 AGND
FADE R347 R347
8 23
FADE ROSC
NC/120K NC/120K
HP_LINP# R350 R350 AMP2_L+ C219 C219
9 22
LINP COSC
NC/0R NC/0R
HP_LINN# R354 R354 AMP2_L- 10 21 C220 C220
LINN VCLAMPL
NC/0R NC/0R
C227 C227 C228 C228
NC/1uF NC/1uF C229 C229 C231 C231 NC/1uF NC/1uF
NC/220nF NC/220nF NC/220nF NC/220nF
C230 C230 C232 C232
R369 R369 NC/10uF NC/10uF NC/10uF NC/10uF
NC/1uF NC/1uF SUB_AL+ +12V
+12V
L90 L90
LOUT+ LOUT+
NC/FB/1206 NC/FB/1206
R377 R377
NC/1uF NC/1uF SUB_AL- L91 L91
LOUT-
NC/FB/1206 NC/FB/1206
C233 C233
NC/1000P NC/1000P C234 C234
NC/1000P NC/1000P
SUBWOOFER SCH
F=Q/šRC
LOW PASS
+5V
L97 L97
NC/FB_56_OHM_4A NC/FB_56_OHM_4A
C299 C299 C300 C300
C301 C301
NC/10UF NC/10UF NC/10UF NC/10UF NC/0.1uF NC/0.1uF
GND GND GND
VCCLCDFN
R7 R7
10K 10K
C4 0.1uF C4 0.1uF
R8 R8
Q2 Q2
2N3904 2N3904
LCDON R9 R9
1
LCDON
4.7K 4.7K
+12V R5 R5 NC NC
+5V
R6 R6 0R 0R
+5V
3.3VA
R10 R10 R11 R11 R12 R12 R13 R13
10K 10K 10K 10K 10K 10K 4.7K 4.7K
Q3 Q3
BKLON BKLON BKLON BKLON BKLON BKLON BKLON R14 R14
1
BKLON
Q4 Q4
4.7K 4.7K
1
ADJ-PWM R18 R18 2N3904 2N3904 NC/2N3904 NC/2N3904
ADJ-PWM
4.7K 4.7K
R19 R19
R21 R21
C22 C22
0.1uF 0.1uF
R23 R23
NC NC
+12V
PVCC
PVCC
LOUT1+# R288 R288 LOUT+ C167 C167
+ +
C172 C172 NC/0R NC/0R
100uF/16V 100uF/16V
NC/1000P NC/1000P
C175 C175
NC/1000P NC/1000P
LOUT1-# R296 R296 LOUT-
NC/0R NC/0R
ROUT-
C182 C182
NC/1000P NC/1000P
C184 C184
NC/1000P NC/1000P
ROUT+
PVCC
C188 C188
0.1uF 0.1uF
C190 C190
NC/1000P NC/1000P
R318 R318 NC/0R NC/0R AMP2_L-
R319 R319 NC/0R NC/0R AMP2_L+
SUB_AL+ R323 R323 NC/0R NC/0R AMP1_L+
SUB_AL- R327 R327 NC/0R NC/0R AMP1_L-
R328 R328 AMP1_R+
NC/0R NC/0R ROUT- ROUT- ROUT- ROUT-
R330 R330 AMP1_R-
NC/0R NC/0R 0R 0R
R331 R331 NC/0R NC/0R AMP2_R+
NC/1uF NC/1uF R335 R335 NC/0R NC/0R AMP2_R-
LOUT-
SD
0R 0R
SPEAKER SPEAKER
ROUT+
1
NC/1uF NC/1uF ROUT-
2
LOUT-
3
LOUT+ LOUT+ LOUT+ LOUT+
4
+12V
J26 J26
C214 C214 C215 C215
NC/10uF NC/10uF NC/100nF NC/100nF
R345 R345 NC/0R NC/0R MUTEPAM
J24 J24
NC/220pF NC/220pF L88 L88
LOUT1-# R352 R352 SUB_LOUT- 1
NC/0R NC/0R NC/FB/1206 NC/FB/1206
NC/1uF NC/1uF L89 L89
LOUT1+# R355 R355 SUB_LOUT+ 2
NC/0R NC/0R NC/FB/1206 NC/FB/1206
NC/2Pin 2.0MM NC/2Pin 2.0MM
LOUT2-#
R359 R359
NC/0R NC/0R C224 C224 C225 C225
NC/1000P NC/1000P NC/1000P NC/1000P
LOUT2+# R360 R360
NC/0R NC/0R
Q1 AO3407 Q1 AO3407 VCCLCD
2 3
100K 100K
C11 C11 C10 C10
NC NC
0.01uF 0.01uF
VCCLCDFN
C16 C16
0.1uF 0.1uF C17 C17
+ +
100uF/16V 100uF/16V
+5V
R15 R15
4.7K 4.7K
J25 J25
1
1
0R 0R BL_ON
2
2
BL-ADJUST
3
3
0R 0R
4
4
5
5
C23 C23
NC/INVERTER NC/INVERTER
0.1uF 0.1uF