Haier LT26K1 Service Manual page 71

13) Audio Amp/Headphone Out
U400A
K25 ADCOUTR
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_BYPASS_SEL
AOSDATA4
D24 AOLRCK R315
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
MT5362ANG/B 4.7UF 10V 100N 16V
SMD/0402
Near IC
AV33
1 2 REFP_AADC
FB601
120R/500mA
C604 C605
C603
1uF 16V 100N 16V
10U 10V
SMD/0402
REFN_AADC
AV33 Near IC
1 2 AVDD33_ADAC0
FB600
120R/500mA
C609 C610 C600
100N 16V
10U 10V 10U 10V SMD/0402
AVSS33_ADAC0
AMP_MUTE:
NORMAL: Low
MUTE: High
R7815
0 OHM +-5% 1/10W
8292_V33
R7816
R7817
560 OHM +-5% 1/10W 47KOHM +-5% 1/10W
D712
AMP_MUTE
AUDIO-VDD BAS32L
+5V_STB
R7818 R7838
5.6KOHM +-5% 1/10W 1.2KOHM +-5% 1/10W
+12V R7819
R7821
5.1KOHM +-5% 1/10W
R7822
3KOHM +-5% 1/10W
R7823 Q755
NC MMBT3904
C465
R7824
0 OHM +-5% 1/10W
330uF35V
Q756
MMBT3906 PNP D603
11/12 Modify
codec mute#
R7826 R7827
NC BAS32L 100KOHM +-5% 1/10W
REMOVE AC POP
SOUND CKT
+5V_SW
R630
SMD/0402
NC/10K 1/16W 5%
SMD/0402
SOUND_EN R633 100R 1/16W 5%
R634
SMD/0402
22K 1/16W 5%
HPDET#
R7844
47KOHM +-5% 1/16W
R696
HPDET HPDET#
0 OHM +-5% 1/10W
+12V
R676 NC/0R05 1/10W 5%
U604
BA17809FP-E2
1 3
IN OUT
Near IC Near MT8292
R698 10U 10V 10U 10V
ADCOUTR 0 OHM +-5% 1/10W C616 ADCOUTR_8292 AR0O C657 R680 AR0
470R 1/10W 5%
ADCOUTL ADCOUTL_8292
R609 C654 R681
0 OHM +-5% 1/10W 10U 10V 10KOHM +-5% 1/10W C668
2N2 50V
10U 10V
AL0O C658 R679 AL0
470R 1/10W 5%
R677
10KOHM +-5% 1/10W C662
2N2 50V
SMD/0402
10K 1/16W 5%
DV33
10U 10V
AL1O C663 R623 AL1
470R 1/10W 5%
R631
10KOHM +-5% 1/10W C606
2N2 50V
C620 C619
10U 10V
10U 10V
AR1O C667 R624 AR1
470R 1/10W 5%
R652
10KOHM +-5% 1/10W C659
2N2 50V
AV33 Near IC
1 2 AVDD33_AADC 10U 10V
FB604 AR2O C669 R655 AR2
120R/500mA 470R 1/10W 5%
C615 C617
C614
1uF 16V 100N 16V R675
10U 10V
10KOHM +-5% 1/10W C661
AVSS33_AADC SMD/0402 2N2 50V
10U 10V
AV33 Near IC AL2O C670 R654 AL2
470R 1/10W 5%
1 2 AVDD33_ADAC1
FB603 R674
120R/500mA 10KOHM +-5% 1/10W C607
2N2 50V
C611 C612 C613
100N 16V
10U 10V 10U 10V SMD/0402
AVSS33_ADAC1
Close to MT5362
R619 R626
C626
SP_AIN_R
270 OHM 1% 1/10W 4.7KOHM +-5% 1/10W 1uF 16V
R7814 SMD/0402 C690
ENGAGE 6N8 50V ROUTE SYMMETRICALLY
0 OHM +-5% 1/10W R618 R628 C631
Q753
MMBT3904 C464
470N 10V 0R05 1/16W 4.7KOHM +-5% 1/10W 1uF 16V
SMD/0402
ENGAGE
POWERUP
AUDIO-VDDA
39K 1/16W 5%
SMD/0402
100N 50V
Q754 100N 50V
MMBT3904
47uF 25V
D713 Close to MT5362
100N 50V
R621 R639
C645
SP_AIN_L
BAS32L 270OHM1/10W 4.7KOHM +-5% 1/10W 1uF 16V
SMD/0402 C691 ROUTE SYMMETRICALLY
6N8 50V
R600 R641 C655
OFF_MUTE 0R05 1/16W 4.7KOHM +-5% 1/10W 1uF 16V
SMD/0402
Close to MT5362
R7828
100 OHM +-5% 1/10W
HPOL C772
220uF/10V
R7829 0 OHM +-5% 1/10W
47K 1/10W 5%
POWERUP
C773
100N 16V
R7833
OFF_MUTE
0 OHM +-5% 1/10W
Q759 R7834
100 OHM +-5% 1/10W
HPOR C775
MMBT3904 220uF/10V
R7835 0 OHM +-5% 1/10W
47K 1/10W 5%
C776
100N 16V
AO_MUTE:
U602
High : WM8521 MUTE
WM8521H9GED/RV
1 14
DGND DVDD
AOLRCK R642 0 OHM +-5% 1/10W 2 13
LRCLK MCLK
AOSDATA0 R645 0 OHM +-5% 1/10W 3 12
DIN FORMAT
AOBCK R646 0 OHM +-5% 1/10W 4 11
BCLK DEEMPH
AO_MUTE R647 100 OHM +-5% 1/10W 5 10
MUTE VOUTL
SCAR1O_R 6 9
VOUTR AVDD
7 8
AGND CAP
+9V
100N 16V
SMD/0402
C693 C598 10U 10V
+
10uF 50V PGA2OUTL R671 0 OHM +-5% 1/10W SP_AIN_L
PGA0OUTL R678 NC/0R05 1/10W 5% SP_AIN_L
PGA2OUTR R685 0 OHM +-5% 1/10W SP_AIN_R
C585 10U 10V PGA0OUTR R686 NC/0R05 1/10W 5% SP_AIN_R
AR0 C723 10U 10V INPUT2R
AL0 C724 10U 10V INPUT2L
AR1 C725 10U 10V INPUT0R
AL1 C726 10U 10V INPUT0L
AR2 C727 10U 10V INPUT1R
AL2 C728 10U 10V INPUT1L
MAIN_SCL R613 0 OHM +-5% 1/10W
MAIN_SDA R614 0 OHM +-5% 1/10W
8292_V33
R605
10KOHM +-5% 1/10W
R601 R602 U605
GND 57
TH1
MUTE# 29 14
MUTE# PGA0OUTR
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
10KOHM +-5% 1/10W TP610 1 35 8
GPIO4 HPOUTL
DVDD 36 7
DVDD ADCOUTR
DGND 37 6
DGND ADCOUTL
TP611 1 38 5
GPIO5 MGND33
TP612 1 39 4
GPIO6 VCM33
TP613 1 40 3
GPIO7 MVDD33
TP614 1 41 2
GPIO8 AIN8L
TP615 1 42 1
GPI AIN8R
R611
MT8292_MUTE MUTE#
0 OHM +-5% 1/10W MT8292N
R7811 MT8292_RESET
0 OHM +-5% 1/10W
R7812 MUTE#
NC
codec mute# R7842 Q752
0 OHM +-5% 1/10W
R7843 MMBT3904 R668
SCAR2OR SCAR2O_R SCAR2OL
0R05 1/16W 0R05 1/16W
47KOHM +-5% 1/16W SMD/0402 R705
4K7 1/16W 5%
SMD/0402
U600
TDA8932BTW
1 32 + C630
VSSD/HW VSSD/HW 680UF25V
C628 C629
2 31 100N 50V 100N 50V
IN1P OSCIO
3 30
IN1N HVP1
4 29
DIAG VDDP1
C632 R629
5 28 NC
ENGAGE BOOT1
6 27 470PF50V
POWER UP OUT1
C634
7 26 NC
CGND VSSP1
8 25 L600
VDDA STAB1
22uH
R635
9 24 C636
VSSA STAB2
100N 50V L751
C637 10 23 22uH
OSCREF VSSP2
C639
C641 11 22 NC
HVPREF OUT2
C643
C642 12 21 R638
INREF BOOT2
NC
470PF50V
C644 13 20
TEST VDDP2
14 19
IN2N HVP2
15 18 + C684
IN2P DREF
C647 C648 C649 680UF25V
16 17 100N 50V 100N 50V 100N 50V
VSSD/HW VSSD/HW
R626
15.4K
8W
1%
18K
5W
1%
HPOUTL
R7830 +5V_SW +5V_SW
Q757
2SD1757K
8292_V33
R7831
47KOHM +-5% 1/16W D601 D602
BAS316 BAS316
R659
4.7KOHM +-5% 1/10W
HPOUTR
HPOUTL
HPDET#
HPOUTR C720 C710 C712
R731 NC/10N 50V 10N 50V 10N 50V
R7836
Q758 NC/0R05 1/10W
2SD1757K
R7837
47KOHM +-5% 1/16W
HEADPHONE R/L OUTPUT
DV33
C687 C652 DV33
10U 10V
100N 16V
SMD/0402
R636
47K 1/16W 5%
R643 0 OHM +-5% 1/10W AOMCLK U602 R676 U604
FORMAT
DEEEMPH
SCAR1O_L
WM8521HC YES NO
R648
C683 C650 47K 1/16W 5%
WM8521H9 NO YES
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
71
AV33 FB608 8292_V33
1 2
120R/500mA
C729 + C746 + C697 C736 C741
100uF 10V 47uF 16V
100N 16V 1uF 16V 100N 16V
SMD/0402 SMD/0402
VCMPGA VCM33
C689 C730 C688 C731
10U 10V 100N 16V 10U 10V 100N 16V
SMD/0402 SMD/0402
DVDD
8292_V33 FB609
1 2 DVDD
120R/500mA
+ C695 C742 C653 C737 C732
47uF 16V 1uF 16V 10U 10V NC/1uF/16V 100N 16V
PGA0OUTR SMD/0402
PGA0OUTL
AGND
HPOR 8292_V33 FB610 MVDD33
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
AVDD
+9V FB611
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
Brand
R719 Patrs Philips Others
SCAR2O_L
R705,R747 Yes NC
SMD/0402 R747
4K7 1/16W 5%
SMD/0402
CONN
ROUT- LOUT+ FB758 1 2 80 OHM 4
3
AUDIO-VDD LOUT- FB760 1 2 80 OHM 2
1
CN600
ROUT+
LOUT-
AUDIO-VDD
ROUT+ FB605 1 2 80 OHM
LOUT+
ROUT- FB759 1 2 80 OHM
R628 R639 R641
15.4K 15.4K 15.4K 61G06031542FT
1% 1% 1%
18K 18K 18K 61T06031802FT
1% 1% 1%
+24V
AUDIO-VDD
+24V FB757 AUDIO-VDD
BEAD
R7832
10 OHM +-1% 1/4W AUDIO-VDDA + C466
+ C467 470uF35V
PHONEJACK 470uF35V C774
5 100N 50V
4
3
2
6
7
1
AMP GAIN SETTING
CN602
R662
0 OHM +-5% 1/10W
Gain R627 R640
23dB 8.2Kohm 8.2Kohm
Model R731
PnS w HP NC
Click w/o HP 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 MAIN_SCL
MAIN_SDA
5 MAIN_SDA
STAND_BY
1 STAND_BY
USB_OFF
5 USB_OFF
TV_BY PASS_SEL
9 TV_BYPASS_SEL
HP_SC_MUTE
5,11 HP_SC_MUTE
+9V
11 +9V
+5V_STB
1,2,5 +5V_STB