AUTHENTICS L8 (serv.man6) - JBL Audio Service Manual (repair manual). Page 35

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Title
Number
Revision
Size
A3
Date:
12/13/2013
Sheet    of
File:
E:\LH file\..\Authentic_Main_Board_Sheet05_Audio in.SchDoc
Drawn By:
PHONO_L_in
PHONO_R_in
OPTICAL_IN
L501
1K @ 100MHz
L502
1K @ 100MHz
C532
100NF
C533
100NF
C530
100NF
C531
100NF
L503
MPZ2012S331A
+15V
-15V
L505
C536
100NF
C537
100NF
GND
+5V
OPTICAL_IN
C539
100NF
R529
4.7K
R530
100K
C540
100NF
1
3
2
Q503
2SC2712
R531
47
GND
SPDIF_IN_DET
3V3_STB
R532
47K
I/O Board Interface
L504
MPZ2012S331A
AUX_IN_DET
SPDIF_IN_DET
ANA_IN_SW
AUX_IN_DET
ANA_IN_SW
SPDIF_IN_DET
( Page 2 )
Authentic Main Board
Audio in interface
11
5
OPTICAL_IN
OPTICAL_IN
ADC_AINR-
ADC_AINR+
ADC_AINL+
ADC_AINL-
ADC_AINR-
ADC_AINR+
ADC_AINL+
ADC_AINL-
I
AUX_L
AUX_R
ANA_L
ANA_R
Phono_L
Phono_R
ANA_IN_SW
PHONO_IN_DET
L506
1K @ 100MHz
C543
100NF
GND
PHONO_IN_DET
PHONO_IN_DET
AUX_P
+
C534
47UF
+
C535
47UF
R581
0
R
58
8
N
M
INPUT_SG_Error
INPUT_SG_Error
INPUT_SG_Error
C542
100NF
EV2 to DV:
Change R507 from 1M2 to 1M(1%)
Change R508 from 240K to 200K(1%)
Add R514=0 ohm.
L507=L508 to 1K8@100MHz
+
16V
C546
47UF
3V3_STB
EV2 to DV:
Change C546,C538 to 47UF
change 5V_OPtical to 3V3.
+
16V
C538
47UF
+5V_Codec
L509
1K @ 100MHz
+
C556
NM
A_GND
C541
100NF
1
2
3
4
5
6
7
8
+
-
K501
G6K-2G-Y
D501
1N4148WS
R
58
2
N
M
R583
0
R
58
4
N
M
R585
0
R
58
6
N
M
A_GND
R587
0
A_GND
R593
0
50V
+
C552
1UF
1
3
2
Q504
MMBT3904
A_GND
C505
100NF
R590
10K
R591
3K3
EV2 to DV:
 Change analog SW to Relay.
P_GND
0
R592
*
R
59
4
N
M
R
59
5
N
M
R594,R595 only for L8.
TP537
TP538
TP529
TP528
TP539
TP530
TP531
TP532
TP541
TP542
TP543
1
2
3
J502
R596
0
L540
1K @ 100MHz
L541
1K @ 100MHz
L542
1K @ 100MHz
L543
1K @ 100MHz
L544
1K @ 100MHz
PHONO_SOURCE
PHONO_SELECT1
PHONO_SELECT2
PHONO_SOURCE
PHONO_SELECT1
PHONO_SELECT2
Phono_source
Phono_select1
Phono_select2
C501
1000PF
C502
1000PF
R503
47K
RV501 RV502
LVSL10180Z020
R505
82K
R504
47K
R506
82K
1
3
2
Q501
2SC2712
3V3_STB
C504
.1uF
1
3
2
Q502
2SC2712
R534
4.7M
R507
1M
R508
200k
R509
240k
C503
100NF
R510
0
AUX_L
AUX_R
AUX_In
AUX_IN_DET
A_GND
A_GND
L507
1K8 @ 100MHz
L508
1K8 @ 100MHz
R514
0
R
3
5
5
GND
1
SW1
4
L
2
6
6
SW2
7
J501
CK3.5-32B
TP533
L545
*
C557
NM
GND
L546
SZ2012G601TF
R501
10.5K
R502
10.5K
2
3
1
+
-
8
4
U502A
NJM4580M
6
5
7
U502B
NJM4580M
C519
100NF
+
C507
10UF
+
16V
C517
47UF
C509
470PF
R513
2.7K
R517
3.3K
R519
634
R521
91
R515
100K
R511
10K
C511
470PF
R525
634
R527
10
+5V_A
R523
634
C515
2700PF
ADC_AINR-
ADC_AINR+
ADC_AINL+
ADC_AINL-
ANA_L
C513
100NF
+5V_A
2
3
1
+
-
8
4
U503A
NJM4580M
6
5
7
U503B
NJM4580M
+
C508
10UF
C510
470PF
R520
634
R522
91
C512
470PF
R526
634
R528
10
R524
634
C516
2700PF
ANA_R
C514
100NF
+5V_A
+5V_A
+
16V
C521
47UF
+
16V
C522
47UF
L514
1K @ 100MHz
R512
10K
R516
100K
+5V
A_GND
A_GND
A_GND
A_GND
A_GND
A_GND
A_GND
A_GND
TP534
TP535
TP536
PHONO_SELECT3
L547
1K @ 100MHz
1
2
3
4
8
-
+
+
-
IC901A
LM833M
+
5
-
6
7
IC901B
LM833M
R901
22K
R902
22K R
90
3
22
K
C901
47pF
R904
22K
C
90
2
47
pF
PHONO_L
P_GND
R905
22K
C903
47pF
R906
22K
R907
22KR
90
8
22
K
C
90
4
47
pF
P_GND
PHONO_R
R
90
9
47
K
R
91
0
47
K
C
90
5
N
M
C
90
6
N
M
A_GND
A_GND
PHONO_L_in
PHONO_R_in
AUX_P
AUX_P
C907
100NF
C908
100NF
AUX_P
AUX_P
+15V
L901
L902
-15V
AUX_P
A_GND
R911
0
C909
NM
Phono_select3
PHONO_SELECT3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
J503
JST B 15B-ZR
TP544
TP545
TP546
TP547
L546:  SZ2012G601TF for L16,           
  UPZ2012E102-1R5TE for L8
Only for L16
R594=R595=0ohm for L8, others for L16
Only for L16
For L16 --- R911 connected.
For L8   --- R911 disconnected.
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