Haier LET26C430 Mode D'emploi page 120

Schemi Elettrici
TV LED LCD mod. "LET26C430, LET32C430 "
MUTE Control
R291 R291
10K 10K
10uF/16V/220uF/16V 10uF/16V/220uF/16V
CLASS_EN R302 R302 10K 10K Q27 Q27
1
CLASS_EN
2N3904 2N3904
R308 R308
0R 0R
R310 R310
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
SC_AROUT
1uF 1uF
AUOUTR1 R340 R340 100R 100R Q31 Q31 GAIN=1K/470R
1
AUOUTR1
2N3904 2N3904
C216 C216 R343 R343
100K 100K
330R 330R
R342 R342
200pF 200pF
+8V
R348 R348
1K 1K 1uF 1uF SC_ALOUT
AUOUTL1 100R 100R 1 Q34 Q34 C218 C218
AUOUTL1
R351 R351 2N3904 2N3904
C221 C221
100K 100K
R356 R356
R353 R353
200pF 200pF
330R 330R
H1 H1
HOLE
T1 T1
10-2.54MM 10-2.54MM
1
2
3
4
5
6
7
8
GND
10-2.54MM 10-2.54MM
PVCC
U19 U19
TPA1517 TPA1517 LOUT# LOUT#
HP_LINP#
1 20
IN1 GND/HS
2 19
SGND GND/HS
SVRR 3 18
SVRR GND/HS
LOUT# 4 17
OUT1 GND/HS
ROUT#
5 16
PGND GND/HS
ROUT#
6 15
OUT2 GND/HS
7 14
VCC GND/HS
MUTEO R376 R376
8 13
M/SB GND/HS
HP_RINP# 2K 2K
9 12
IN2 GND/HS
10 11 R378 R378 R379 R379
GND/HS GND/HS
2K 2K 2K 2K
1230mA,V260B1-L01
MAINPOWER MAINPOWER
13
12
11
10
9
8
5VSTB#
7
6
POWERON/OFF# POWERON/OFF# POWERON/OFF# POWERON/OFF#
5
R407 R407
4
R408 R408
3
2
1
C12 C12
J2 J2 5.12V
320mA
0.1uF 0.1uF
L57 FB_56_OHM_4A L57 FB_56_OHM_4A
R409 R409 0R 0R
R410 R410
0R 0R
J37 J37 CON1 CON1
+ +
DCJACK DCJACK DCJACK DCJACK C21 C21
1 1
470uF/16V 470uF/16V
CON2 CON2
1
2
3
4
CON4-2.0mm CON4-2.0mm
R22 R22
POWERON/OFF
POWERON/OFF
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
MUTEn R299 R299 MUTEO
Q28 Q28
C180 C180 30K 30K
+ + 3906 3906
Q26 Q26 1 R300 R300 4.7K 4.7K R301 R301 220R 220R
3.3VA
2N3904 2N3904
D8 D8 IN4148 IN4148
L49 L49 R306 R306 10K 10K
NC/10K NC/10K PVCC L51 L51
MUTEPAM MUTEPAM
NC NC
+5V
C187 C187 L52 L52
Q29 Q29
1
NC/10K NC/10K NC/2N3904 NC/2N3904 NC/10uF NC/10uF FB_120_OHM_500MA FB_120_OHM_500MA
R312 R312
0R 0R
+8V
R336 R336
10R 10R
VCC-OP2
+ + C210 C210
Q32 Q32
R339 R339
100uF/16V 100uF/16V
3906 3906
470R 470R
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
SC_AROUT
Q35 Q35
R358 R358
470R 470R 3906 3906
R362 R362
HP_LIN 1 Q36 Q36
2N3904 2N3904
R363 R363 150R 150R
SC_ALOUT
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
1
NC/100K NC/100K
2
R370 R370 C238 C238 R368 R368 R371 R371
3
NC/0R NC/0R NC/10uF NC/10uF NC/15K NC/15K NC/15K NC/15K
4
HP_RINP
R374 R374
R372 R372 C242 C242
NC/100K NC/100K
NC/33K NC/33K NC/100n NC/100n
T2 T2
1
2
3
4 +8V
5
6
7
C246 C246
8
R383 R383 NC/220n NC/220n
NC/100K NC/100K
10-2.54MM 10-2.54MM R385 R385 C249 C249 R386 R386 R387 R387
NC/0R NC/0R NC/10uF NC/10uF NC/15K NC/15K NC/15K NC/15K
HP_LINP
R390 R390
R389 R389 C251 C251
NC/100K NC/100K
NC/33K NC/33K NC/100n NC/100n
C236 C236
470uF/16V 470uF/16V
1 2 LOUT+
PH_Drive
C241 C241 ROUT+
470uF/16V 470uF/16V
1 2
C243 C243 C244 C244
0.22uF 0.22uF 0.22uF 0.22uF HP_DET HP_DET R321 R321
HP_DET
C200 C200
R380 R380 R381 R381
2R2 2R2 2R2 2R2 NC/4.7uF NC/4.7uF
GND
SVRR
C248 C248 + +
470uF/16V 470uF/16V
HP_RIN C295 C295 NC/2.2uF NC/2.2uF R414 R414
NC/100K NC/100K
+5V L98 L98
R415 R415
C296 C296 NC/100K NC/100K
NC/FB_56_OHM_4A NC/FB_56_OHM_4A C297 C297
NC/10UF NC/10UF
NC/0.1uF NC/0.1uF
GND GND GND
HP_LIN NC/2.2uF NC/2.2uF
C302 C302
MLT666T 5.15V
+12V
470uF/16V 470uF/16V
12.21V
+ +
C5 C5
470uF/16V 470uF/16V
+5V
NC/0R NC/0R
NC/0R NC/0R
112mA
+5V
FB_56_OHM_4A FB_56_OHM_4A
5.12V 5Vstb
L56 L56
BL-ADJUST
BL_ON
5Vstb
C20 C20
0.1uF 0.1uF
5Vstb
5Vstb
H:ON
L:OFF
POWERON/OFF#
R20 R20
2N3904 2N3904
1
10k 10k
Q5 Q5
2N3904 2N3904
1
Q6 Q6
C24 C24
10n 10n
AMP
3.3VA
R293 R293 R294 R294
NC NC GAIN0 NC/10K NC/10K
GAIN1
R297 R297 R298 R298
NC/10K NC/10K NC NC
R303 R303 VOLUME
NC/0R NC/0R
HP_RINN#
HP_RINP#
+12V
SD R316 R316
NC/0R NC/0R R317 R317
FADE R320 R320
NC/10K NC/10K
C209 C209 NC/0R NC/0R
2.2uF 2.2uF R338 R338 HP_RINP#
10R/0.22uF 10R/0.22uF
C201 C201
MUTEPAM R326 R326 Q30 Q30 NC/0.1uF NC/0.1uF
NC/10K NC/10K NC/BT3904 NC/BT3904
R341 R341 HP_RINN#
NC/0.22uF NC/0.22uF
HP_RINN# R333 R333 AMP2_R-
1
NC/0R NC/0R
HP_RINP# R337 R337 AMP2_R+
2
NC/0R NC/0R
C206 C206 NC/1uF NC/1uF
3
4
C222 C222
HP_LINP# HP_LINP#
2.2uF 2.2uF R357 R357
10R/0.22uF 10R/0.22uF VOLUME 5
6
R361 R361 HP_LINN# HP_LINN#
HP_LINP NC/0.22uF NC/0.22uF 7
10R 10R
FADE
8
HP_LINP# R350 R350 AMP2_L+
9
NC/0R NC/0R
HP_LINN# R354 R354 AMP2_L-
10
NC/0R NC/0R
R366 R366 C237 C237 R367 R367
2 NC/1.5K NC/1.5K NC/10uF NC/10uF NC/100 NC/100 R369 R369
1 NC/1uF NC/1uF SUB_AL+
3
NC/4558 NC/4558
C239 C239
U20A U20A
NC/1u NC/1u
+8V
R377 R377
NC/1uF NC/1uF SUB_AL-
R384 R384 C247 C247 R388 R388
6 NC/1.5K NC/1.5K NC/10uF NC/10uF NC/100 NC/100
SUBWOOFER SCH
7
5
C250 C250
NC/4558 NC/4558 F=Q/∏RC
NC/1u NC/1u
U20B U20B
LOW PASS
+8V
5VA
R315 R315
NC/100K NC/100K
HP_SR
HP_SR
R322 R322 HP_SMUTE
HP_SMUTE
NC/4.7K NC/4.7K NC/100R NC/100R HP_SL
HP_SL
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
GND
U25 U25
+5V
L97 L97
1 8
OUTA VDD
2 7 NC/FB_56_OHM_4A NC/FB_56_OHM_4A
MUTE OUTB
C298 C298
3 6
IN1 BIAS
NC/0.1uF NC/0.1uF
4 5
GND IN2
C299 C299 C300 C300
C301 C301
NC/DF3544 NC/DF3544 NC/10UF NC/10UF NC/10UF NC/10UF NC/0.1uF NC/0.1uF
GND
R416 R416
NC/100K NC/100K GND GND GND
+5V
PANEL POWER
+ +
C1 C1
LCDON
LCDON
5VA
C13 C13 C14 C14 C15 C15
10uF 10uF 0.1u 0.1u 0.1u 0.1u
TO INVERTER
R10 R10 R11 R11
10K 10K 10K 10K
BKLON BKLON BKLON
BKLON BKLON BKLON BKLON
BKLON
ADJ-PWM
ADJ-PWM
34
U17 U17
+12V
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+ L81 L81
3 26
LINP BSPL
NC/0R NC/0R C166 C166 NC/0.22uF NC/0.22uF LOUT1+# R288 R288
HP_LINN# R289 R289 AMP1_L- 4 25 NC/FB/1206 NC/FB/1206 C172 C172 NC/0R NC/0R
LINN OUTPL
NC/0R NC/0R NC/1000P NC/1000P
GAIN0
5 24
GAIN0 PGND
+12V
C175 C175
GAIN1 6 23 L82 L82 NC/FB/1206 NC/FB/1206 NC/1000P NC/1000P
GAIN1 OUTNL
R295 R295 LOUT1-# R296 R296
C177 C177 NC/1uF NC/1uF NC/10R NC/10R C178 C178 NC/0.22uF NC/0.22uF NC/0R NC/0R
7 22
AVCC BSNL
8 21
AGND BSNR
C179 C179 NC/0.22uF NC/0.22uF ROUT-
C181 C181 NC/1uF NC/1uF 9 20 L83 L83 NC/FB/1206 NC/FB/1206 C182 C182
GVDD OUTNR
R304 R304 NC/1000P NC/1000P
R305 R305 NC/10K NC/10K NC/10K NC/10K
10 19
PLIMIT PGND
C183 C183 NC/1uF NC/1uF C184 C184
R307 R307 AMP1_R- 11 18 L84 L84 NC/1000P NC/1000P
RINN OUTPR
NC/0R NC/0R ROUT+
R309 R309 AMP1_R+ NC/FB/1206 NC/FB/1206
12 17
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 C190 C190
+12V
NC/1000P NC/1000P NC/1000P NC/1000P
C194 C194
C195 C195 C193 C193
C192 C192 NC/10uF NC/10uF
NC/10uF NC/10uF
NC/220nF NC/220nF NC/220nF NC/220nF
C196 C196 C197 C197
NC/1uF NC/1uF NC/1uF NC/1uF
C207 C207 NC/1uF NC/1uF
30
RINN VCLAMPR
SD
29
RINP SD
28
AVDD AGND
27 C211 C211 NC/1uF NC/1uF
VREF V2P5
U18 U18
26 +12V
VOLUME AVCC
NC/PAM8610 NC/PAM8610
C214 C214 C215 C215
25 NC/10uF NC/10uF NC/100nF NC/100nF
REFGND MUTE
R345 R345 NC/0R NC/0R
24
AGND1 AGND
R347 R347
23
FADE ROSC
NC/120K NC/120K
C219 C219 NC/220pF NC/220pF
22
LINP COSC
C220 C220 NC/1uF NC/1uF
21
LINN VCLAMPL
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
NC/10uF NC/10uF NC/10uF NC/10uF
+12V
+12V
L90 L90
LOUT+ LOUT+
NC/FB/1206 NC/FB/1206
L91 L91
LOUT-
NC/FB/1206 NC/FB/1206
C233 C233
NC/1000P NC/1000P C234 C234
NC/1000P NC/1000P
VCCLCDFN
R7 R7
10K 10K
C4 0.1uF C4 0.1uF
R8 R8
Q2 Q2 100K 100K
2N3904 2N3904 C11 C11
R9 R9
1
4.7K 4.7K 0.01uF 0.01uF
+12V R5 R5 NC NC
C16 C16
+5V
R6 R6 0R 0R 0.1uF 0.1uF
+5V
3.3VA
R12 R12 R13 R13
10K 10K 4.7K 4.7K
Q3 Q3
R14 R14
1
Q4 Q4
4.7K 4.7K
1
R18 R18 2N3904 2N3904 NC/2N3904 NC/2N3904
4.7K 4.7K
R19 R19 0R 0R
R21 R21 BL-ADJUST
0R 0R
C22 C22 C23 C23
0.1uF 0.1uF 0.1uF 0.1uF
R23 R23
NC NC
+12V
PVCC
PVCC
LOUT+ + + C167 C167
100uF/16V 100uF/16V
LOUT-
PVCC
C188 C188
0.1uF 0.1uF
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+
R335 R335 NC/0R NC/0R AMP2_R-
LOUT-
0R 0R
SPEAKER SPEAKER
ROUT+
1
ROUT-
2
LOUT-
3
LOUT+ LOUT+ LOUT+ LOUT+
4
J26 J26
MUTEPAM
J24 J24
L88 L88
LOUT1-# R352 R352 SUB_LOUT- 1
NC/0R NC/0R NC/FB/1206 NC/FB/1206
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
C10 C10
NC NC
VCCLCDFN
+ +
C17 C17
100uF/16V 100uF/16V
+5V
R15 R15
4.7K 4.7K
J25 J25
1
1
BL_ON
2
2
3
3
4
4
5
5
NC/INVERTER NC/INVERTER