Read JBL AUTHENTICS L8 (serv.man7) Service Manual 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
47NF
C605
470PF
470PF
GND
GND
R603
39.2K
39.2K
R602
2.2K
2.2K
R613
6.34K
6.34K
R614
1.5K
1.5K
C606
4700PF
GND
C617
10UF
C616
10UF
C615
100NF
GND
BCO_1V2
R608
0
C608
47NF
47NF
C609
4.7UF
4.7UF
R609 0
R610
NM
GND
GND
C607
470PF
GND
R601
20K
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
100NF
GND
R616
560
R615
300
300
C648
100NF
100NF
L604
MPZ2012S331A
C651
10UF
C650
10UF
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
332K
R636
NA
C640
22NF
22NF
R634
10.0K OHM
10.0K OHM
R635
3.24 K
3.24 K
C642
47PF
C641
1000PF
2.5A
C636
4.7UF
C639
0.1UF
0.1UF
1.5A
R632
10K
1%
R630
90.1K
90.1K
R631
NA
C643
NA
NA
R629
NM
NM
C635
10UF
C646
10UF
C647
0.1UF
R633
384 OHM
384 OHM
1
2
L610
6.8UH
GND
GND
GND
GND
GND
3V3
C630
100NF
1
3
2
Q602
MMBT3904
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
0
165K
R619
76.8K
R620
3V3_ECO
100K
R621
C620
2.2uF
GND
C619
10UF
GND
C621
100NF
R624
10.0K
10.0K
R623
31.6K
31.6K
R622
51
51
C626
47UF
GND
GND
GND
C625
100NF
C624
5.6PF
C622
2700PF
2700PF
C623
100NF
560K
R618
NM
R617
C627
100NF
L605
MPZ2012S331A
L60
9
M
PZ
201
PZ
201
2S33
1A
L607
MPZ2012S331A
Authentic Main Board
Power_Part
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
SYS_On
5V_ON
3V3_ON
I
+7V
+
C633
47UF
L608
MPZ2012S331A
C664
470PF
470PF
R637
10
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
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
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
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
MMBT3904
D604
SS24T3G
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
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.
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.
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
Change R656, R625 to 0603 type
+
16V
C693
100UF
100UF
R695
NM
R698
NM
R611
10
10
R605
10
10
C697
NM
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
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