DOWNLOAD JBL AUTHENTICS L8 (serv.man6) Service Manual ↓ Size: 3.85 MB | Pages: 45 in PDF or view online for FREE

Model
AUTHENTICS L8 (serv.man6)
Pages
45
Size
3.85 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
authentics-l8-sm6.pdf
Date
PREV: JBL AUTHENTICS L8 (serv.man5) EMC - CB Certificate

JBL AUTHENTICS L8 (serv.man6) Service Manual ▷ View online

1
1
2
2
3
3
4
4
5
5
6
6
7
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_Sheet07_Power_P1.SchDoc
Drawn By:
EN1
5
EN2
6
PVDD1
1
BOOT1
2
SW1
3
GND
4
ILIM2
9
FB1
7
FB2
8
SEQ
10
BP
11
SW2
12
BOOT2
13
PVDD2
14
U601
TPS54286PWPR
+7V
C603
100NF
GND
GND
GND
R606
47K
+7V
R607
47K
BCO_PW_ON
C602
10UF
C601
10UF
R604
0
C604
47NF
C605
470PF
GND
GND
R603
39.2K
R602
2.2K
R613
6.34K
R614
1.5K
C606
4700PF
GND
C617
10UF
C616
10UF
C615
100NF
GND
BCO_1V2
R608
0
C608
47NF
C609
4.7UF
R609 0
R610
NM
GND
GND
C607
470PF
GND
R601
20K
C610
6800PF
GND
R612
20K
C613
10UF
C612
10UF
C614
100NF
GND
BCO_3V3
BCO_3V3
GND
BCO_1V9
GND
GND
GND
C652
100NF
GND
C649
100NF
GND
R616
560
R615
300
C648
100NF
L604
MPZ2012S331A
C651
10UF
C650
10UF
TP615
BOOT
1
VIN
2
EN
3
SS
4
VSENSE
5
COMP
6
GND
7
PH
8
Po
w
er
PA
D
9
U604
TPS54331DDA
C637
4.7UF
C638
100NF
R628
332K
R636
NA
C640
22NF
R634
10.0K OHM
R635
3.24 K
C642
47PF
C641
1000PF
2.5A
C636
4.7UF
C639
0.1UF
1.5A
R632
10K
1%
R630
90.1K
R631
NA
C643
NA
R629
NM
C635
10UF
C646
10UF
C647
0.1UF
R633
384 OHM
1
2
L610
6.8UH
GND
GND
GND
GND
GND
3V3
C630
100NF
1
3
2
Q602
MMBT3904
C628
100NF
R626
120K
C634
10NF
C629
10UF
R627
1M
1
3
2
Q603
AP2305AGN
GND
GND
C631
100NF
C632
10UF
+5V
250mA
L601
MPZ2012S331A
BOOT
1
VIN
2
EN
3
SS/TR
4
RT/CLK
5
PWRGD
6
VSENSE
7
COMP
8
GND
9
PH
10
THERMAL_PAD
11
THERMAL_PAD
12
THERMAL_PAD
13
THERMAL_PAD
14
THERMAL_PAD
15
THERMAL_PAD
16
U603
TPS54040DGQ
1
2
L606
744052470 47UH
D
6
03
B
14
0
165K
R619
76.8K
R620
3V3_ECO
100K
R621
C620
2.2uF
GND
C619
10UF
GND
C621
100NF
R624
10.0K
R623
31.6K
R622
51
C626
47UF
GND
GND
GND
C625
100NF
C624
5.6PF
C622
2700PF
C623
100NF
560K
R618
NM
R617
C627
100NF
L605
MPZ2012S331A
L60
9
M
PZ
201
2S33
1A
L607
MPZ2012S331A
Authentic Main Board
  Power_Part
11
7
BCO_PW_ON
SYS_ON
TP610
SYS_ON
5V_ON
5V_ON
+7V
+7V
3V3_ON
3V3_ON
3V3_ECO
C654
10UF
C655
10UF
C657
100NF
C656
1UF
R640
0
3V3_BT
3V3_MCU
3V3_STB
3V3_NFC
R641
0
R642
0
R643
0
GND
BCO_PW_ON
SYS_On
5V_ON
3V3_ON
I
+7V
+
C633
47UF
L608
MPZ2012S331A
C664
470PF
R637
10
(1.1+2.4)=3.5A
H = Power on
H = Power on
H = Power on
/(30mA/ 6mA)
/(107.5mA/ 13mA)
(451mA)
(335mA)
(312+335+7.5=654.5mA)
Fsw=600KHz
D605
NM
R615 from 1K-->308
Add R616 forseen
R616 from 2.15K-->577
Change R632 from 49.9K--> 10K
Change R635 from 1.91K--> 3.24K
Change C642 from 68p --> 47P
Change C641 from 4700P --> 1000P
D604 change to SMB type
SEQ=BP, output2 then output 1
SEQ=GND, output1 then output2
+
C618
100UF
+
C611
100UF
C611=C618 from 47uF cap to 100uF E-cap
L602 from 6.8uH to 15uH.
L603 from 4.7uH to 22uH.
C610 from 4700P to 6800pF
R614 from 1.43K to 1.5K
C606 from 390P to 4700pF
R602 from 21.5K to 2.2K
Q601 from BC847B to MMBT3904
D601=D602 from B230 to SS24
1
3
2
Q601
MMBT3904
D604
SS24T3G
D601
SS2
4T3
G
D
6
02
SS2
4T3
G
1
2
L602
SWPA6045S150MT
1
2
L603
SWPA6045S150MT
3V3_ECO
C666
10NF
R653 1M
C665
100NF
R654
120K
1
3
2
Q606
AP2305AGN
GND
R655
NM
3V3_ON
1
3
2
Q607
MMBT3904
D607
NM
R
65
7
56
0
R
65
8
1.5
K
R659
220
C653
100NF
GND
GND
EV2 to DV change:
correct mistake in EV2 
Delete R638, delete 5V_optical.
R639
0
EV2 to DV:
Change R616=560(1%)
Change R615=300(1%)
Add R619=0 ohm.
+
10V
C644
100UF
+
10V
C645
100UF
R656
0
R625
0
EV2 to DV change:
Change R656, R625 to 0603 type
+
16V
C693
100UF
R695
NM
R698
NM
R611
10
R605
10
C697
NM
R803
0
TP601
TP602
TP603
TP604
TP605
TP606
TP607
TP608
TP609
TP611
TP612
TP613
TP614
G
N
D
/A
D
J
1
VOUT
2
VIN
3
VOUT
4
U605
LM1117MPX_SOT223
G
N
D
/A
D
J
1
VOUT
2
VIN
3
VOUT
4
U602
LM1117MPX_SOT223
1
1
2
2
3
3
4
4
5
5
6
6
7
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_Sheet08_Power_P2.SchDoc
Drawn By:
R684
10k
R685
10k
C672
100NF
N
M
R
68
0
R
68
1
10
0K
R
67
8
10
0K
R
68
3
10
0K
R
68
2
10
0K
GND
GND
N
M
R
67
9
N
M
R
67
7
R
67
6
10
0K
C674
100NF
C673
10NF
R
68
6
48
0k
R
68
7
42
K
GND
GND
GND
2546_Status
2
1
3
6
5
4
U675
RClamp0542T
L673
L672
MPZ2012S331A
C680
100NF
C682
10UF
C681
10UF
R671
22.1K
R672
127K
C683
100NF
C679
1UF
GND
+7V
C684
470pF
GND
C686
22UF
C685
22UF
C687
100NF
USB_5V
R674
100K
R
67
3
0/N
M
GND
C689
100NF
C690
10NF
GND
S_GND
2
1
3
6
5
4
U674
RClamp0542T
L67
7
L674
MPZ2012S331A
USB_IPAD_D-
USB_IPAD_D+
USB_5V
R693
75K
GND
R691
75K
C692
22UF
C691
100NF
USB_IPAD_D+
USB_IPAD_D-
USB_IPAD_D-
USB_IPAD_D+
+15V
AUX_P
+7V
STY
SMPS_TEMP
SMPS_FAIL
GND
R650
100
L67
6
GND
FLG
1
VOUT
2
VOUT
3
GND
4
EN
5
VIN
6
VIN
7
IP
8
U673
RT9703GS
R690
0
USB_OC
R692
47K
R696
0
R697
0
GND
2546_ERROR
USB_PW_ON
2546_Status
2546_ERROR
USB_OC
R689
0
R688
0
R699
0/NM
L675
MPZ2012S331A
Authentic Main Board
      USB port
11
8
USB_OC
2546_ERROR
2546_STATUS
USB_PW_ON
C658
10UF
C659
10UF
C661
100NF
C660
1UF
R645
0
+3V3_Codec
3V3_LED
+3V3_DSP
3V3
R646
0
R647
0
GND
3V3_MCU_on
R644
0
1
3
2
Q605
MMBT3904
C663
100NF
R648
120K
C662
10NF
R649
1M
1
3
2
Q604
AP2305AGN
GND
I
USB_5V
R651
0
Current limiter ranger: 1120-1282mA
EN= H, 2546 working.
EN= H, RT9703 working.
Ilimit= 210K/R693
EN=H, power on device
fsw=650kHz
Vout=0.765x (1+R672/R671)
(1.1+2.4)=3.5A
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
J601
12PIN, 2.5MM PITCH
-15V
Fr
om
/T
o S
M
P
S
 b
oa
rd
EN
1
VFB
2
VREG5
3
SS
4
GND
5
SW
6
VBST
7
VIN
8
PO
W
ER
_P
A
D
9
PO
W
ER
_P
A
D
10
U671
TPS54428DDA
1
2
L671
MSS1038-382NLB
C678
8200PF
C677
6.8PF
R
65
2
33
0K
S_GND
SHELL
5
USB GND
4
USB D+
3
USB D-
2
USB PWR
1
SHELL
6
J671
USB_A
SHELL
5
USB GND
4
USB D+
3
USB D-
2
USB PWR
1
SHELL
6
J672
USB_A
L678
5V_ON
USB_PW_ON
R694
0
5V_ON
+
C694
100UF
+
16V
C695
100UF
+
16V
C671
100UF
+
16V
C675
47UF
+
16V
C688
47UF
R
63
8
N
M
3V3_MCU_on
R801
1M
R802
0
R675
2.2
C696
NM
R804
NM
R805
0
TP671
TP672
TP675
TP676
TP673
TP617
TP618
TP616
TP674
TP684
TP677
TP678
TP679
TP680
TP681
TP683
AGND
AUX_P
Close to connector 
J601 and CN807
R
80
6
10
K
3V3_MCU
1
1
2
2
CON601
P-250-S
GND
IN
1
DM_OUT
2
DP_OUT
3
ILIM_SEL
4
EN
5
CTL1
6
CTL2
7
CTL3
8
STATUS
9
DP_IN
10
DM_IN
11
OUT
12
FAULT
13
GND
14
ILIM_LO
15
ILIM_HI
16
PO
W
ER
_P
A
D
17
U672
TPS2546
GND
PWR
GND
D-
D+
PWR
GND
D-
D+
GND
R807
0
1
1
2
2
3
3
4
4
5
5
6
6
7
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
1
1
2
2
3
3
4
4
5
5
6
6
7
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_Sheet10_AMP_P2.SchDoc
Drawn By:
AOUT_M_L-
AOUT_M_L+
AOUT_M_R+
AOUT_M_R-
AGND
GND
GND
1
2
L721
FB-35608
PVCC
GND
AGND
AGND
R762
22 OHM
AGND
5%
R766
3.3R
50V
C826
1nF
50V
C822
10nF
AGND
AGND
AGND
PVCC
AGND
AGND
C818
0.68U/63V
1%
R750
1k
GND
GND
GND
AOUT_M_L+
AOUT_M_L-
AOUT_M_R+
AOUT_M_R-
AMPOUT_M_L-
AMPOUT_M_L+
AMPOUT_M_R+
AMPOUT_M_R-
1%
R751
1k
1%
R754
33K
1%
R755
1k
1%
R756
1k
1%
R759
33K
R763
22 OHM
R764
22 OHM
R765
22 OHM
5%
R767
3.3R
5%
R768
3.3R
5%
R769
3.3R
50V
C791
100pF
50V
C792
100pF
50V
C793
100pF
50V
C794
100pF
50V
C795
100pF
C797
1uF
C798
1uF
C799
1uF
50V
C811
0.22uF
50V
C812
0.22uF
50V
C813
0.22uF
50V
C815
330pF
50V
C816
330pF
50V
C817
330pF
C819
0.68U/63V
C820
0.68U/63V
C821
0.68U/63V
50V
C823
10nF
50V
C824
10nF
50V
C825
10nF
50V
C827
1nF
50V
C828
1nF
50V
C829
1nF
SDZ
SDZ
SDZ
+
35V
C805
220UF
AMPOUT_M_L+
AMPOUT_M_L-
AMPOUT_M_R+
AMPOUT_M_R-
MUTE
MUTE
MUTE
SYNC
SYNC
SYNC
5%
R884
NM
R753
0 OHM
R758
0 OHM
R752
0 OHM
R757
0 OHM
GVDD_3
5%
R886
100K
GVDD_3
I
Authentic Main Board
     AMP part2
11
10
50V
C790
100pF
C796
1uF
16V
C800
1UF
50V
C801 NC/100pF
50V
C802
1nF
50V
C803
0.1uF
50V
C804
1uF
+
35V
C806
220UF
50V
C809
1nF
50V
C808
0.1uF
50V
C807
1uF
50V
C810
0.22uF
50V
C814
330pF
1
2
L722
FB-35608
1
2
L728 10uH/5A
1
2
L729 10uH/5A
1
2
L727 NC/10UH/5A
1
2
L730 NC/10UH/5A
1
2
L724 10uH/5A
1
2
L725 10uH/5A
1
2
L723 NC/10UH/5A
1
2
L726 NC/10UH/5A
1%
R761
51k
1%
R760
51k
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
U703
TPA3116D2DADR
Slave mode,20dB;
Only for L16
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