Harman Kardon ESQUIRE (serv.man5) Service Manual ▷ View online
USB PORT
LM3478
DC-DC BOOST
BATTERY
7.4V/4000mAH
0.5A/2A
BQ24133
900mA/220mA
BATTERY
CHARGE
CHARGE
STM8S005
MCU
BLUETOOTH
BM153
AUX IN
ADC
AK5358
DSP+AMP
TAS5709
POWER SW
LM3478
DC-DC BOOST
LM1117-3.3
LDO
LM1117-5
LDO
MECHANICAL
5V
9V
AMP
ADC VA
KYE
LED
Signal
Power
Control
ADC VD
15V
3.3V
5V
NFC
ANT
MIC
SWITCH
LM1117-3.3
LDO
MCU
3.3V
BT
HARMAN KARDON ESQUIRE BLOCK DIAGRAM
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+
1
ISEN
2
COMP
3
FB
4
AGND
8 VIN
7 FA/SD
6 DR
5
GAND
U6
ITP-LM3478
C16
104
R26
47K
R27
0.015R
C18
103
L2
10UH
R28
20K 1%
R29
4.7K
C19
223
1
2
D4
SS34
R30
220K 1%
C21
3300uF/25V
1117
3
IN
2
OUT
1
GND
U8
ITP-1117
C22
106
C23
106
1117
3
IN
2
OUT
1
GND
U9
ITP-1117
C26
106
8
4
U11-C
C96
104
C97
104
R78
4.7K
R79
4.7K
C98
104
C24
103
C25
103
C28
103
C121
106
C122
104
R22
100k
R116
0R
R23
15K
R24
47K
G
S
S
S
D
D
D
D
1
2
3
4
5
6
7
8
U19
E
B
C
U5
8050
D
D
D
D
S
S
S
G
1
2
3
4
5
6
7
8
U7
C17
106
C137
223
R141
2R2
C139
102
R96
0R
C118
104
Q4
2N3904
R155
10K
R156
10K
R159
47K
R160
100K
E
B
C
Q5
ASM3403
1117
3
IN
2
OUT
1
GND
U18
ITP-1117
C158
106
C159
106
C160
103
C161
103
2D1
4148
2D2
4148
R35
100k
1
2
D25
IN5819
R169
0R
1
2
D17
IN5819
C128
100uF/10V
C129
100uF/10V
L17
100R 100MHz 0.02R 4A
L19
1K 100MHZ 0.5R 0.4A
8
4
U14-C
C94
104
C95
104
R88
4.7K
R117
4.7K
C179
104
C181
104
C182
100uF/10V
C183
100uF/10V
L21
1K 100MHZ 0.5R 0.4A
1117
3
IN
2
OUT
1
GND
U2
ITP-1117
C49
106
C102
106
C105
103
C133
103
C186
475
C187
475
R100
604R 1%
C190
NC
C99
106
L25
30R 100MHz 0.01R 6A
C196
NC
C197
NC
V_POWER
V_3.3V
V_POWER
V_5V
V_OP
1/2VCC1
V_POWER
V_BAT
ON_OFF
V_POWER
POWER
V_MCU
POWER_CON
KYE_POWER
USB_POWER
V_BAT
V_15V
V_OP
1/2VCC2
V_OPIN
V_OPIN
V_OP
1
AIO1
2
AIO0
3
RESET
4
GND
5
PIO9
6
PIO10
7
PIO11
8
PIO12
9
PIO13
10
PIO14
11
PIO15
12
GND
13
VDD
14
VDD_USB
15
+1V8
16
GND
17
USB_DP
18
USB_DN
48
GND
47
MIC_A_N
46
MIC_A_P
45
MIC_B_N
44
MIC_B_P
43
MIC_BIAS
42
GND-S
41
SPK_R_P
40
SPK_R_N
39
SPK_L_P
38
SPK_L_N
37
GND
36
LED0
35
LED1
34
VDD_CHG
33
GND
32
VDD_BAT
31
VRE_IN
49
PIO0
50
PIO1
51
PIO2
52
PIO3
53
PIO4
54
PIO5
55
PIO6
56
PIO7
57
PIO8
58
GND
59
RF
60
GND
30
SPI_MOSI
29
SPI_CLK
28
SPI_MISO
27
SPI_CSB
26
PCM_OUT
25
PCM_CLK
24
PCM_SYNC
23
PCM_IN
22
UART_TX
21
UART_RX
20
UART_CTS
19
UART_RTS
U12
R54
47R
R55
47R
C54
105
C55
39P
C56
NC
C57
104
R60
2.2k
C58
15P
C59
39P
1
2
2
J1
C63
NC
C64
104
R62
2.2K
1
2
2
J2
C67
104
R63
1.5R
C68
103
R64
NC
C70
104
R67
100K
C71
105
C72
0R
C73
NC
C74
NC
1
3
4
2
J8
MHF
NC
R137
0R
T1
1
2
3
4
5
6
7
8
2
3
4
5
6
7
8
J10
NPC-8P
R154
47K
NFC+
T_POINT_RC:PROGRAM FILESORCADCAPTURELIBRARYDISCRETE.OLB
NFC-
T_POINT_RC:PROGRAM FILESORCADCAPTURELIBRARYDISCRETE.OLB
R161
NC
C152
106
L15
1K
C60
105
C61
39P
C62
15P
C65
39P
C66
106
L16
1K
L4
15nH
L6
15nH
R49
0R
R165
0R
R166
22R
R168
22R
R171
NC
C106
101
C184
33P
C185
33P
R56
0R
R61
NC
C153
104
C175
104
C188
103
C189
103
C191
NC
C192
NC
C193
NC
R143
22R
1
S
2
G
3
D
Q1
UT2302
C195
101
R300
22.1K
Emitter1
Emitter2
Collector1
Collector2
Cathode
Anode
3
2
1
4
5
6
U30
ITP-RPI-1040
C229
104
R204
180R
R206
47K
R207
47K
R208
0R
1
2
3
4
2
3
4
J9
NPC-4P
UART_TX
UART_RX
MIC_BIAS
MIC_A_N
MIC_A_P
MIC_B_N
MIC_B_P
MIC_A_P
MIC_B_N
MIC_B_P
MIC_A_N
MIC_A_P
MIC_BIAS
MIC_B_N
MIC_B_P
MIC_BIAS
V_MCU
V_MCU
V_MCU
V_MCU
BLUE_RESET
SPK_R_OUT+
SPK_R_OUT-
SPK_L_OUT+
SPK_L_OUT-
SPK_R_OUT-
SPK_L_OUT+
SPK_L_OUT-
LED_RED
LED-WHITE6
LED-WHITE6
V_3.3V
G_CON1
V_3.3V
AMP_PDN
NFC
AMP_RESET
NFC
ON_OFF
USB_D+
PGND
PGND
PGND
PGND
PGND
PGND
PGND
PGND
PGND
PGND
PGND
PGND
PGND
PGND
USB_D-
D_1V
PGND
PGND
V_3.3V
G_CON1
G_CON2
V_3.3V
G_CON2
G_CON1
G_CON2
G_CON1
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