AUTHENTICS L8 (serv.man6) - JBL Audio Service Manual (repair manual). Page 39

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1
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2
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3
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4
5
5
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6
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7
8
8
D
D
C
C
B
B
A
A
Title
Number
Revision
Size
A3
Date:
12/13/2013
Sheet    of
File:
E:\LH file\..\Authentic_Main_Board_Sheet09_AMP_P1.SchDoc
Drawn By:
MODSEL
1
SDZ
2
FAULTZ
3
RINP
4
RINN
5
PLIMIT
6
GVDD
7
GAIN/SLV
8
GND
9
LINP
10
LINN
11
MUTE
12
AM2
13
AM1
14
AM0
15
SYNC
16
AVCC
17
PVCC
18
PVCC
19
BSNL
20
OUTNL
21
GND
22
OUTPL
23
BSPL
24
GND
25
BSNR
26
OUTNR
27
GND
28
OUTPR
29
BSPR
30
PVCC
31
PVCC
32
U701
TPA3116D2DADR
1
2
L707
10uH/5A
AGND
GND
GND
AOUT_SW_L+
AMP_SDZ
+
35V
C724
220UF
+
35V
C780
470UF
1
2
L701
FB-35608
C712
1nF
C713
0.1uF
PVCC
GND
AGND
AGND
50V
C715
0.22uF
50V
C717
0.22uF
R728
22 OHM
50V
C716
330pF
50V
C718
330pF
AGND
5%
R736
3.3R
50V
C737
10nF
50V
C744
1nF
1
2
L711 10uH/5A
AGND
50V
C719
0.22uF
50V
C720
330pF
50V
C721
0.22uF
AGND
AGND
1
2
L702
FB-35608
PVCC
50V
C723
330pF
AGND
AGND
5%
R724
NM
5%
R725
100K
SDZ
AOUT_SW_L-
AOUT_SW_L+
AOUT_T_L+
AOUT_T_L-
1
2
L705 NC/10uH/5A
1
2
L709 NC/10UH/5A
1
2
L712 NC/10UH/5A
C728
0.68U/63V
16V
C706
1UF
1%
R723
5.6k
1%
R722
NC
5%
R744
NM
AMP_SDZ
50V
C714
1uF
50V
C727
1nF
50V
C726
0.1uF
50V
C725
1uF
5%
R721
33ohm
R701
1k
C701
100pF
GND
C704
1uF
C705
1uF
AMPOUT_SW_L-
AMPOUT_SW_L+
50V
C707
100pF
GND
C710
1uF
C711
1uF
AMP_SDZ
AMPOUT_T_L+
AMPOUT_T_L-
MODSEL
1
SDZ
2
FAULTZ
3
RINP
4
RINN
5
PLIMIT
6
GVDD
7
GAIN/SLV
8
GND
9
LINP
10
LINN
11
MUTE
12
AM2
13
AM1
14
AM0
15
SYNC
16
AVCC
17
PVCC
18
PVCC
19
BSNL
20
OUTNL
21
GND
22
OUTPL
23
BSPL
24
GND
25
BSNR
26
OUTNR
27
GND
28
OUTPR
29
BSPR
30
PVCC
31
PVCC
32
U702
TPA3116D2DADR
1
2
L715
22uH/5A
AGND
GND
GND
+
35V
C775
220UF
+
35V
C771
470UF
50V
C774
1nF
50V
C773
0.1uF
PVCC
GND
AGND
AGND
50V
C763
0.22uF
50V
C767
330pF
AGND
1
2
L714 10uH/5A
1
2
L718 10uH/5A
AGND
1
2
L719 10uH/5A
AGND
AGND
1
2
L704
FB-35608
PVCC
AGND
AGND
AOUT_SW_R-
AOUT_SW_R+
AOUT_T_R+
AOUT_T_R-
1
2
L713 NC/10uH/5A
1
2
L716 NC/10uH/5A
1
2
L717 NC/10UH/5A
1
2
L720 NC/10UH/5A
16V
C762
1UF
1%
R727
51k
1%
R726
51k
50V
C772
1uF
50V
C778
1nF
50V
C777
0.1uF
50V
C776
1uF
50V
C752
100pF
GND
C758
1uF
AMPOUT_SW_R-
AMPOUT_SW_R+
GND
AMPOUT_T_R+
AMPOUT_T_R-
50V
C779 NC/100pF
GND
AOUT_SW_L-
AOUT_T_L+
AOUT_T_L-
AOUT_SW_R+
AOUT_SW_R-
AOUT_T_R+
AOUT_T_R-
R702
1k
R705
33K OHM
C702
100pF
C703
100pF
C708
100pF
C709
100pF
C729
0.68U/63V
C730
0.68U/63V
C731
0.68U/63V
C732
0.68U/63V
C733
0.68U/63V
C734
0.68U/63V
C735
0.68U/63V
50V
C736
10nF
50V
C738
10nF
50V
C739
10nF
50V
C740
10nF
50V
C741
10nF
50V
C742
10nF
50V
C743
10nF
50V
C745
1nF
50V
C746
1nF
50V
C747
1nF
50V
C748
1nF
50V
C749
1nF
50V
C750
1nF
50V
C751
1nF
50V
C753
100pF
50V
C754
100pF
50V
C755
100pF
50V
C756
100pF
50V
C757
100pF
C759
1uF
C760
1uF
C761
1uF
50V
C764
0.22uF
50V
C765
0.22uF
50V
C766
0.22uF
50V
C768
330pF
50V
C769
330pF
50V
C770
330pF
R706
1k
R707
1k
R711
1k
R712
1k
R716
1k
R717
1k
R720
33k
R729
22 OHM
R730
22 OHM
R731
22 OHM
R732
22 OHM
R733
22 OHM
R734
22 OHM
R735
22 OHM
5%
R737
3.3R
5%
R738
3.3R
5%
R739
3.3R
5%
R740
3.3R
5%
R741
3.3R
5%
R742
3.3R
5%
R743
3.3R
1
2
L706 10uH/5A
1
2
L708
NC/10uH/5A
SDZ
SDZ
SYNC
SYNC
SYNC
SYNC
MUTE
MUTE
SDZ
AMPOUT_T_R-
AMPOUT_T_R+
AMPOUT_SW_R-
AMPOUT_SW_R+
AMPOUT_SW_L+
AMPOUT_SW_L-
AMPOUT_T_L+
AMPOUT_T_L-
AMPOUT_M_L+
AMPOUT_M_L-
AMPOUT_M_R+
AMPOUT_M_R-
CODEC_MUTE
2
3
1
D801
BAT54C
D800
NC/1N4148WS
GND
1
2
3
4
5
6
CON800
CON 6 POL PITCH 3.96MM
1
2
3
4
5
6
CON801
CON 6 POL PITCH 3.96MM
PVCC
+
35V
C880
NC/100uF
2
3
1
Q800
NC/MMBT3906
5%
R880 NC/33k
5%
R881 NC/10k
AMP_Mute
C881
0.01uF
5%
R882
100k
GND
MUTE
MUTE
PVCC
AGND
+
35V
C884
470UF
50V
C885
0.1uF
1
2
3
4
CON807
CON 4 POL PITCH 3.96MM
GVDD_1
GVDD_1
5%
R883
NM
R703
0 OHM
R704
0 OHM
R708
0 OHM
R709
0 OHM
R713
0 OHM
R714
0 OHM
R718
0 OHM
R719
0 OHM
5%
R885
100K
GVDD_2
GVDD_2
CODEC_MUTE
I
Authentic Main Board
     AMP part1
11
9
AMP_Mute
1
2
L710 10uH/5A
3V3_MCU_on
R710
33K OHM
R715
33K OHM
1
2
L1703
FB-35608
Master mode,20dB;
Slave mode,20dB;
Only for L16
Mute Control
Display
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