Read Harman Kardon ESQUIRE (serv.man5) Service Manual online
BATTERY
SJ2338
USB IN
RESET
1
ISEN
2
COMP
3
FB
4
AGND
8 VIN
7 FA/SD
6 DR
5
GAND
U1
ITP-LM3478
R11
47K
R1
0.015R
C1
103
L22
3.3UH/3A
R2
12K 1%
R3
4.7K
C2
223
1
2
D1
SS34
R4
75K 1%
6
ACP
7
CMSRC
8
ACDRV
12
VREF
13
ISET
17
ACSET
4
AVCC
18
OVPSET
11
TTC
10
TS
9
STAT
14
CELL
15
SRN
16
SRP
22
PGND
21
BTST
24
SW
1
SW
19
BATDRV
20
REGN
23
PGND
2
PVCC
3
PVCC
5
ACN
25
AGND
U3
ITP-BQ24133
1S
2
G
3
D
U26
UT2302
C4
225
R5
2R 0805
R6
0.01R
C5
104
R7
4.02K
R8
4.02K
R9
100K
R10
39K
C6
105
R12
100K
R13
49.9K
R14
10R
1
2
D2
R15
750K
R16
75K
R17
NC
C7
104
1
2
D3
R18
30.1K
R19
3K
C8
105
C9
106
L1
3.3UH
C10
473
R21 0.01R
C11
104
C12
104
C13
105
C15
106
1
2
3
2
3
CN1
NPC-3P
1
2
D10
NC
C20
106
R91
200K 1%
R92
100K 1%
R115 4.7k
1
S
2
G
3
D
U4
R70
7.5K
R125 4.7k
R129
0R
R130
NC
U17
2N7002
U24
C69
105
1
S
2
G
3
D
Q2
UT2302
1
2
3
4
2
3
4
J6
C14
104
R140
2.2R
R97
0R
R98
10R
C109
332
C110
106
R99
0R
C130
100uF
C126
100uF/16V
C140
104
C141
47P
L14
220R 100MHz 0.04R 3A
1
2
D9
NC
1
2
D12
NC
R121
NC
E
B
C
U23
NC
R133
NC
E
B
C
U28
NC
R1730.01R
C167
104
C138
102
C34
106
C131
106
R178
604R 1%
C168
NC
C3
106
C169
106
C170
104
L13
220R 100MHz 0.04R 3A
R152
33P
R153
33P
R174
0R
R175
0R
R179
0R
R180
0R
R181
0R
C27
100uF/16V
C29
106
R182
0R
R183
0R
L8
30R 100MHz 0.01R 6A
L24
30R 100MHz 0.01R 6A
R184
0R
VREF
9V
V_BAT
VREF
BAT-TEM
V_BAT
VREF
BAT-TEM
BAT_CHECK
CURRENT_CON
USB_POWER
CHARGE_CON
CURRENT_CON
9V
VOL+
KYE_POWER
V_3.3V
AUTO_RESET
D-
D+
D+
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