Haier LTF42M1C Service Manual page 56

13) AUDIO AMP/HEADPHONE OUT
U400A
ADCOUTR
K25
AIN_R
L26 ADCOUTL
AIN_L
M23 AVSS33_AADC
AVSS33_AADC
L24 REFN_AADC
AVSS33_REFN_AADC
K24 REFP_AADC
AVDD33_REFP_AADC
M25 AVDD33_AADC
AVDD33_AADC
J22 AVSS33_ADAC1
AVSS33_ADAC1
J23 AVSS33_ADAC0
AVSS33_ADAC0
G25 AVSS33_ADAC1
AVSS33_ADAC1
G26 AVSS33_ADAC0
AVSS33_ADAC0
K22 AVDD33_ADAC1
AVDD33_ADAC1
K23 AVDD33_ADAC0
AVDD33_ADAC0
J24 AR2O
AR2
H25 AR0O
AR0
J25 AR1O
AR1
H26 AL0O
AL0
J26 AL1O
AL1
K26 AL2O
AL2
B24 USB_OFF
AOSDATA3
C24 TV_BY PASS_SEL
AOSDATA4
D24 AOLRCK
AOLRCK
A25 STAND_BY
AOSDATA2
B25 AOSDATA0
AOSDATA0
C25 AOBCK
AOBCK
D25 AOMCLK
AOMCLK
B26 AO_MUTE
AOSDATA1
H24 ADAC_VCM
AVICM
L25 VIMD_AADC
VMID
C601 C602
4.7UF 10V 100N 16V
MT5362-PBGA470 SMD/0402
Near IC
AV33
1 2 REFP_AADC
FB601
120R/500mA
C603 C604
1uF 16V
10uF/10V
REFN_AADC
AV33 Near IC
1 2 AVDD33_ADAC0
FB600
120R/500mA
C609 C610
10uF/10V 10uF/10V
AVSS33_ADAC0
AMP_MUTE:
NORMAL: Low
DV33 DV33SB
MUTE: High
D605
BAS32L
R612
AMP_MUTE
22K OHM 1/16W
SMD/0402
+12V
+5V_STB
R784
NC/0R05 1/10W 5%
D606
1 2
A K
BAS32L
C624
1 BC857BW 220UF/25V
Q606
R620 4K7 1/10W
R622 2K2 1/10W 5%
2 1
K A
R617
D608 100K 1/10W 5%
BAS32L
+5V_SW
R633
SOUND_EN
100R 1/16W 5%
SMD/0402
R696
HPDET
0R05 1/10W 5%
+12V
R676
NC/0R05 1/10W 5%
U604
L78L09ACZ-AP
3 1
IN OUT
Near MT8292
Near IC
R698 10uF/10V 10uF/10V
ADCOUTR 0R05 1/10W 5% C616 ADCOUTR_8292 AR0O C657
ADCOUTL ADCOUTL_8292
R609 C654 R681
0R05 1/10W 5% 10uF/10V 10K 1/10W 5%
10uF/10V
AL0O C658
R677
10K 1/10W 5%
R315 SMD/0402
10K 1/16W 5%
DV33
10uF/10V
AL1O C663
R631
10K 1/10W 5%
C620 C619 +
10uF/10V
AR1O C667
R652
10K 1/10W 5%
AV33 Near IC
1 2 AVDD33_AADC 10uF/10V
FB604 AR2O C669
120R/500mA
C605 C614 C615 C617
100N 16V 1uF 16V 100N 16V R675
SMD/0402 10uF/10V SMD/0402 10K 1/10W 5%
AVSS33_AADC
10uF/10V
AV33 Near IC AL2O C670
1 2 AVDD33_ADAC1
FB603 R674
120R/500mA 10K 1/10W 5%
C600 C611 C612 C613
100N 16V 100N 16V
SMD/0402 10uF/10V 10uF/10V SMD/0402
AVSS33_ADAC1
R619
R626
SP_AIN_R
ENGAGE 100R 1/16W 5% 13KOHM +-1% 1/10W
SMD/0402 C690
6N8 50V
ROUTE SYMMETRICALLY
D710
R618 R628
BAS32L
0R05 1/16W 13KOHM +-1% 1/10W
SMD/0402
Q600 ENGAGE
BC847BW Close to MT5362
POWERUP
R616
4K7 1/16W 5% AUDIO-VDDA
SMD/0402
SMD/0402
D603
BAS32L
D604
1 2 OFF_MUTE
R621
A K R639
SP_AIN_L
BAS32L
100R 1/16W 5% 13KOHM +-1% 1/10W
SMD/0402 C691 470N 10V Y 5V
+ 6N8 50V ROUTE SYMMETRICALLY
R600 R641
0R05 1/16W 13KOHM +-1% 1/10W
SMD/0402 470N 10V Y 5V
Close to MT5362
R603
C696
56 OHM +-5% 1/10W
HPOL
220uF 10V
R610
47K 1/10W 5%
R695
OFF_MUTE
0R05 1/10W 5%
R697
HP_SC_MUTE
0R05 1/10W 5%
R604
C698
56 OHM +-5% 1/10W
HPOR
POWERUP 220uF 10V
R606
47K 1/10W 5%
HPDET#
AO_MUTE:
U602
High : WM8521 MUTE
WM8521H9GED/RV
1
DGND DVDD
AOLRCK R642 0R05 1/10W 5% 2
LRCLK MCLK
AOSDATA0 R645 0R05 1/10W 5% 3
DIN FORMAT
AOBCK R646 0R05 1/10W 5% 4
BCLK DEEMPH
AO_MUTE R647 100 OHM +-5% 1/10W 5
MUTE VOUTL
SCAR1O_R 6
VOUTR AVDD
7
AGND CAP
+9V
+ C693 C598 10U 10V
10uF 50V PGA2OUTL R671 0R05 1/10W 5% SP_AIN_L
PGA0OUTL R678 NC/0R05 1/10W 5% SP_AIN_L
PGA2OUTR R685 0R05 1/10W 5% SP_AIN_R
C585 10U 10V PGA0OUTR R686 NC/0R05 1/10W 5% SP_AIN_R
AR0 C723 10uF/10V INPUT2R
R680 AR0 AL0 C724 10uF/10V INPUT2L
470R 1/10W 5%
AR1 C725 10uF/10V INPUT0R
C668 AL1 C726 10uF/10V INPUT0L
2N2 50V
AR2 C727 10uF/10V INPUT1R
AL2 C728 10uF/10V INPUT1L
R679 AL0 MAIN_SCL R613 0R05 1/10W 5%
470R 1/10W 5% MAIN_SDA R614 0R05 1/10W 5%
8292_V33
C662
2N2 50V
R605
U605
10K 1/10W 5%
R601 MT8292
R623 AL1
470R 1/10W 5%
GND 57
E-PAD
C606 MUTE# 29 14
MUTE# PGA0OUTR
2N2 50V MT8292_RESET# 30 13
RESET# PGA0OUTL
MGPIO0 31 12
GPIO0 AGND
TP607 1 32 11
GPIO1 HPOUTR
TP608 1 33 10
GPIO2 HPVDD
R615 TP609 1 34 9
GPIO3 HPGND
R624 AR1 10K 1/10W 5% TP610 1 35 8
GPIO4 HPOUTL
470R 1/10W 5% DVDD 36 7
DVDD ADCOUTR
DGND 37 6
DGND ADCOUTL
TP611 1 38 5
GPIO5 MGND33
C659 TP612 1 39 4
2N2 50V GPIO6 VCM33
TP613 1 40 3
GPIO7 MVDD33
TP614 1 41 2
GPIO8 AIN8L
TP615 1 42 1
GPI AIN8R
Modify by Victor - 1210
R655 AR2
8292_V33
470R 1/10W 5%
C661 R602
2N2 50V 10K 1/10W 5%
MT8292_RESET R788 MT8292_RESET#
100 OHM 1/10W
R654 AL2 C804 C805
470R 1/10W 5% 100N 16V NC/100N 16V
C607 R611
2N2 50V MT8292_MUTE
MUTE#
0R05 1/10W 5%
R668 R719
SCAR2OR SCAR2O_R SCAR2OL
0R05 1/16W 0R05 1/16W
SMD/0402 R705 SMD/0402
NC/4K7 1/16W 5%
SMD/0402
C626
U600
470N 10V Y 5V TDA8933BT
+ C630
1 32 680uF 25V
VSSD/HW VSSD/HW
C631 2 31
IN1P OSCIO
3 30
IN1N HVP1
470N 10V Y 5V
4 29
DIAG VDDP1
C632
5 28 22 OHM +-5% 1/4W
ENGAGE BOOT1
6 27 470PF50V
POWER UP OUT1
7 26
CGND VSSP1
8 25
VDDA STAB1
L600 33uH
39K OHM 1/16W R635
9 24
VSSA STAB2
100N 50V C637 10 23 L601 33uH
OSCREF VSSP2
100N 50V C641 11 22
HVPREF OUT2
C643
47uF/25V C642 12 21
INREF BOOT2
22 OHM +-5% 1/4W
470PF50V
100N 50V C644 13 20
TEST VDDP2
14 19
IN2N HVP2
C645 15 18 + C684
IN2P DREF
680uF 25V
16 17
VSSD/HW VSSD/HW
C685
R626
15.4K
8W
1%
18K
Q601 5W
1%
DTC623TK
3 1 HPOUTL
+5V_SW +5V_SW
R1 8292_V33
2
Modify by Victor 10/22
Q602 R659
DTC623TK HPOUTR FB756 300 OHM D601 D602
BAS316 BAS316
HPOUTL FB757 300 OHM
Q604 4K7 1/10W
DTC623TK
3 1 HPOUTR
HPDET#
R1
2 C720 C710 C712
R731 NC/10N 50V 10N 50V 10N 50V
R137 4K7 1/10W 5% CI_GPIO13
Q603 NC/0R05 1/10W
DTC623TK R135
22K 1/10W 5%
HEADPHONE R/L OUTPUT
DV33
C687 C652
100N 16V 10uF/10V
SMD/0402 DV33
R636
47KOHM +-5% 1/10W
14
13 R643 0R05 1/10W 5% AOMCLK U602 R676 U604
12 FORMAT
11 DEEEMPH
10 SCAR1O_L
9 WM8521HC YES NO
8 R648
C683 C650 47KOHM +-5% 1/10W
WM8521H9 NO YES
100N 16V
SMD/0402 10U 10V
+9V
1 2
FB606
120R/500mA
C686
100N 16V + C651
SMD/0402 10uF 50V Brand
Parts Philips Others
R636,R642,R645,R646,R647,R648
C650,C651,C652,C686,C687
NC Yes
FB606
U602
56
AV33 FB608 8292_V33
1 2
120R/500mA
C729 + + C697 C736 C741
47uF 25V
100N 16V C746 1uF 16V 100N 16V
SMD/0402 100uF 16V SMD/0402
VCMPGA VCM33
C689 C730 C688 C731
10U 10V 100N 16V 10U 10V 100N 16V
SMD/0402 SMD/0402
8292_V33 FB609 DVDD
1 2 DVDD
120R/500mA
+ C695 C742 C653 C737 C732
47uF 25V
1uF 16V 10U 10V NC/1uF/16V 100N 16V
PGA0OUTR SMD/0402
PGA0OUTL
AGND
MVDD33
HPOR 8292_V33 FB610
HPVDD
HPGND 1 2 MVDD33
HPOL 120R/500mA
ADCOUTR_8292
ADCOUTL_8292 C678 C743 C671 C738 C733
MGND33 10U 10V 1uF 16V 10U 10V NC/1uF/16V 100N 16V
VCM33 SMD/0402
MVDD33
+9V FB611 AVDD
1 2 AVDD
120R/500mA
+ C692 C744 C618 C739 C734
10uF 50V 1uF 16V 10U 16V NC/1uF/16V 100N 16V
SMD/0402
HPVDD
+9V FB612
1 2 HPVDD
120R/500mA
C745 C608 C740 C735
1uF 16V 10U 16V NC/1uF/16V 100N 16V
SMD/0402
SCAR2O_L
Brand
Patrs Philips Others
R747
NC/4K7 1/16W 5%
SMD/0402 R705,R747 Yes NC
CONN
ROUT- LOUT+ 4
LOUT- 3
AUDIO-VDD 2
R629 1
CN600
ROUT+
LOUT-
R638
AUDIO-VDD
ROUT+
LOUT+ ROUT-
R626 R628 R639
R628 R639 R641
13K 13K 13K
10W
1% 1% 1%
15.4K 15.4K 15.4K
1% 1% 1%
18K 18K 18K
5W
1% 1% 1%
18K 18K 18K
1% 1% 1%
FB605 75R W6 RH 3.5X10X1.0
+24V 1 2 AUDIO-VDD
+ C622 + C623
100uF 35V 470UF35V
PHONEJACK
5
4
3
2
6
7
1
CN602
+24V AUDIO-VDDA
R662
0R05 1/10W R625
10 OHM +-5% 1/8W C625
470N 50V
NEAR AMP
Model R731
PnS NC
Click Yes
C693
NO
YES
+5V_SW
1,2,5,8,9,10,11,12,14 +5V_SW
+12V
1,2,9 +12V
+24V
1 +24V
GND
1,2,3,4,5,6,7,8,9,10,11,12,14 GND
AV33
2,3,5,10,11,12,14 AV33
DV33
1,2,4,5,7,8,11,12,14 DV33
DV33SB
2,4,5,7,10,12,14 DV33SB
+5V_SW
1,2,5,8,9,10,11,12,14 +5V_SW
SC2_RIN
9 SC2_RIN
SC2_LIN
9 SC2_LIN
AV1_RIN
10 AV1_RIN
AV1_LIN
10 AV1_LIN
SIDE_RIN
11 SIDE_RIN
SIDE_LIN
11 SIDE_LIN
SC1_RIN
9 SC1_RIN
SC1_LIN
9 SC1_LIN
VGA_RIN
10 VGA_RIN
VGA_LIN
10 VGA_LIN
ASPDIF
11,12 ASPDIF
SCAR2O_R
11 SCAR2O_R
SCAR2O_L
11 SCAR2O_L
SCAR1O_R
11 SCAR1O_R
SCAR1O_L
11 SCAR1O_L
AOBCK
4 AOBCK
AOLRCK
4 AOLRCK
SOUND_EN
5 SOUND_EN
AMP_MUTE
5 AMP_MUTE
OFF_MUTE
11 OFF_MUTE
MT8292_MUTE
5 MT8292_MUTE
HPDET
5 HPDET
MT8292_RESET
5 MT8292_RESET
SCT2_AUR_OUT#
9,11 SCT2_AUR_OUT#
SCT2_AUL_OUT#
9,11 SCT2_AUL_OUT#
SCT1_AUR_OUT#
9,11 SCT1_AUR_OUT#
SCT1_AUL_OUT#
9,11 SCT1_AUL_OUT#
MAIN_SCL
5,14 MAIN_SCL
MAIN_SDA
5,14 MAIN_SDA
STAND_BY
1 STAND_BY
USB_OFF
5 USB_OFF
TV_BY PASS_SEL
9 TV_BY PASS_SEL
HP_SC_MUTE
5,11 HP_SC_MUTE
+9V
11 +9V
+5V_STB
1,2,5,10 +5V_STB
CI_GPIO13
10 CI_GPIO13
R641
13K
1%
18K
1%