Read JBL CINEMA BASE (serv.man2) 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:
7/25/2014
Sheet of
File:
D:\ERIC SHEN\..\STV250_Main_Board_Sheet08_USB.SchDoc
Drawn By:
F
ST250 USB Board
7
7
R815
10K
R816
10K
C812
100NF
R
82
5
N
M
R
81
1
10
0K
R
81
4
10
0K
R
81
3
10
0K
GND
GND
N
M
R
82
4
N
M
R
82
3
R
81
0
10
0K
C815
100NF
C814
10NF
R
82
6
47
5K
R
82
7
30
.9K
GND
GND
GND
L811
MPZ2012S331A
L810
MPZ2012S331A
R821
0
R822
0
USB_5V
EN= H, 2546 working.
+
16V
C811
100UF
100UF
+
16V
C816
47UF
47UF
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
U810
TPS2546
GND
USB_D-
USB_D+
C828
100NF
R832
332K
332K
R835
NA
C831
22NF
22NF
1%
R833
10.0K OHM
10.0K OHM
R838
1.91 K
1.91 K
C826
47PF
C829
1800PF
2.5A
C822
0.1UF
0.1UF
R834
21K
1%
R837
90.9K
90.9K
R830
22 OHM
C820
470pF
470pF
C827
10UF
C824
33UF
C825
0.1UF
R831
383 OHM
383 OHM
1
2
L813
15UH
GND
GND
GND
GND
GND
L815
UPZ2012E331-2R5TF
+24V
USB_5V
+
10V
C823
100UF
C832
NM
NM
USB_5V
BOOT
1
VIN
2
EN
3
SS
4
VSENSE
5
COMP
6
GND
7
PH
8
Po
w
er
PA
D
9
U812
TPS54331DDA
USB_D-
USB_D+
R
81
2
10
0K
D810
SS54
SS54
2
1
3
6
5
4
U811
RClamp0542T
GND
Charge CTRL
CTL1 CTL2 CTL3 ILM_SEL
0
1
1
1
1
1
1
1
MODE
CHARGE
CHARGE
UPGRADE
MCU need set 0111 normal
1.5A
USB_D-
USB_D+
Charge CTRL
USB POWER
GND
+
35V
C830
100UF
100UF
C
83
3
10
PF
C
83
4
10
PF
GND
R839
33
C
83
5
10
PF
1
2
2
J810
CON 2 POL PITCH 3.96MM
1
2
2
J811
B 2B-EH-A
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