Harman Kardon ESQUIRE MINI Service Manual ▷ View online
Block diagram
AMP
Aux in
Port
4ohms x2
4W x 2
4W x 2
Audio Detect
Limiter (LM13700)
Comparer
(BA4560R
(BA4560R
FV)
Attract and
release time
(T=RC)
AMP
TPA3130D2
2X4W
ADC
AK5358A
Analog
audio
audio
BA4510FV
Li
mi
ter
(BA
4510FV)
Li
mi
ter
(BA
4510FV)
Audio Signal
Control
Power
MCU
STM32F030K6T6
BT and DSP
CSR
BC05MM
ANT
Five Buttons
LEDs for indicating battery
capacity and other status
UART
I2S
DC DC boost
6~7V for Amplifier
Power
MWM MIC x2
D+/D-
Upgrade MCU and BT
DC-DC boost
TPS61085
10V for LM13700 and BA4560
DC-DC boost
LM3481
BQ24270/1
Charge current
up to 1A that
depends on the
5V for ADC
Micro USB
Port
LDO
LDO
LP5900
3.3V for BA4510
Upgrade MCU and BT
I2C
SW
SW
SW
3.3V for ADC
3.3V for BT and MCU
Rechargeable
Battery Li-Ion
O / ff
LDO
power sources
Battery consumption:
1. Power off Current < 100uA
DC-DC boost
TPS61085
TPS2546
USB Port for
charging other
devices with
max 1A current
5V/1A
0
3.7V/2000mAH
On/off
Switch
LDO
LP5900
2. Power on with play silent
signal at BT mode <155mA
signal at BT mode <155mA
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D
C
B
A
6
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B
C
D
A
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MAIN_AUX_IN
REV:
2
9
SHINHINT
HARMAN
Aux Detector
Aux Input
L2
1K ohm
74279266
C17
100nF
C30
100nF
L1
1K ohm
74279266
R17
33
R16
33
R15
33
1
AIN_R
2
AIN_L
3
CKS1
4
VCOM
5
VSS1
6
VA
7
VD
8
VSS2
9
SDTO
10
LRCK
11
MCLK
12
SCLK
13
PDN
14
DIF
15
CKS2
16
CKS0
U2
AK5358A
C18
2.2uF
R5
47K
R6
47K
C4
4.7uF
C21
4.7uF
C16
10uF
25V
C29
10uF
25V
2
4
1
35
U3
SN74LVC1GU04DBVRE4
C23
100nF
R31
1M
R21
33
Y1
12.288MHz
C36
8.2pF
C37
8.2pF
2
1IN-
4
GND
3
1IN+
1
1OUT
8
VCC
U4-A
BA4510FV
C38
33pF
C40
100nF
C42
100pF
C45
33pF
C43
4.7uF
C41
2.2uF
R38
100K
R32
100K
100K
R33
100K
R34
100K
C39
2.2uF
C44
2.2uF
R40
100K
R43
100K
C47
10uF
25V
C48
100nF
C51
33pF
C54
100pF
C57
33pF
C55
4.7uF
R51
100K
R48
100K
R47
100K
R50
100K
C52
2.2uF
C56
2.2uF
6
2IN-
5
2IN+
7
2OUT
U4-B
BA4510FV
Q1
2SC2712-GR
R37
12K
C46
1uF
R41
33
R36
2.2M
Q3
2SC2712-GR
C53
1uF
R49
33
R45
12K
R46
2.2M
D1
BAT54CT-7
R35
27K
C50
1uF
1uF
Q2
2SC2712-GR
R42
10K
R44
100K
R39
33
C49
10nF
R8
0
0
1%
C9
470pF
C14
470pF
R23
0
1%
R13
10K
10K
FB1
1K5 ohm
FB2
1K5 ohm
TP3
TP2
R19
10K
C6
100pF
50V
50V
C25
100pF
50V
TP9
TP12
TP5
R27
330
R28
3.3K
TP10
L20
1K ohm
74279266
C33
56pF
C34
56pF
C35
56pF
C59
56pF
VA
PCM_CLK
PCM_SYNC
PCM_IN
ADC_RESET
VD
3V3_ADC
5V_ADC
VD
3V3_ADC
+3V3
SPK_R_N
SPK_R_P
+3V3
SPK_L_N
SPK_L_P
AUX_LIN
AUDIO_DET
AUX_RIN
AUX_LIN
AUX_RIN
BT_LOUT
BT_ROUT
BIAS_BT
BIAS_BT
AUX_JACK_LEFT
AUX_JACK_RIGHT
BT_3V3
BT_3V3
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B
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6
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C
D
A
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MAIN_BLUETOOTH_MCU
REV:
3
9
SHINHINT
HARMAN
FROM Microphone
(with Cable )
From ANT with RF Cable
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
UDB_DP
18
UDB_DN
19
UART_RTS
20
UART_CTS
21
UART_RX
22
UART_TX
23
PCM_IN
24
PCM_SYNC
25
PCM_CLK
26
PCM_OUT
27
SPI_CSB
28
SPI_MISO
29
SPI_CLK
30
SPI_MOSI
31
VRE_IN
32
VDD_BAT
33
GND
34
VDD_CHG
35
LED1
36
LED0
37
GND
38
SPK_L_N
39
SPK_L_P
40
SPK_R_N
41
SPK_R_P
42
GND
43
MIC_BIAS
44
MIC_B_P
45
MIC_B_N
46
MIC_A_P
47
MIC_A_N
48
GND
49
PIO0
50
PIO1
51
PIO2
52
PIO3
53
PIO4
54
PIO5
55
PIO6
56
PIO7
57
PIO8
58
GND
59
RF_IN
60
GND
U5
BM153_BT_MODULE
1
2
3
J2
ATOM010310010029
RF_TEST1
L3
0
1%
L4
NC
NC
C58
NC
R79
0
1%
R80
0
1%
TP57
TP58
TP59
TP60
R72
100
C68
10uF
25V
C67
100nF
C62
100nF
100nF
L5
1K ohm
C77
NC
NC
C76
100nF
R104
2.2K
C82
15pF
L7
15nH
R105
1K
C81
10uF
25V
C78
100nF
C70
NC
C69
100nF
R101
2.2K
C71
15pF
L6
15nH
R102
1K
C75
10uF
25V
C72
100nF
R89
0
1%
R93
0
1%
TP56
C65
100nF
C64
10uF
25V
C63
1uF
1uF
R82
220
0402
1%
R84
220
0402
1%
R88
10K
1 B
2
E
3
C
Q10
LMBT3904LT1
1 B
2
E
3
C
Q11
LMBT3904LT1
R96
10K
R99
10K
10K
R100
47K
47K
R87
0
1%
C66
1nF
R94
0
1%
R95
0
1%
A+
B+
TP39
TP25
TP26
TP28
TP30
TP27
TP52
TP16
C215
39pF
C216
39pF
C217
33pF
C218
33pF
C73
39pF
C79
39pF
C74
1nF
C80
1nF
TP128
TP129
TP130
TP131
TP132
R225
10K
B-
A-
1
VDD
2
PF0
3
PF1
4
NRST
5
VDDA
6
PA0
7
PA1
8
PA2
9
PA3
10
PA4
11
PA5
12
PA6
13
PA7
14
PB0
15
PB1
16
VSS
17
VDD
18
PA8
19
PA9
20
PA10
21
PA11
22
PA12
23
PA13
24
PA14
25
PA15
26
PB3
27
PB4
28
PB5
29
PB6
30
PB7
31
BOOT0
32
VSS
U6
STM32F030K6T6
R98
10K
R97
10K
R75
10K
R76
10K
10K
TP42
C223
100nF
R236
120K
R237
100K
R238
100K
R239
100K
R240
100K
R151
220
0402
1%
R67
220
0402
1%
R68
220
0402
1%
R149
220
0402
1%
R155
220
0402
1%
R156
220
0402
1%
R158
220
0402
1%
R210
220
0402
1%
R211
120K
R217
220
0402
1%
R92
10K
10K
R2
0
1%
TP8
TP11
TP14
TP17
TP18
R18
10K
R63
10K
10K
BT_RST
BT_3V3
BT_3V3
SPK_R_P
SPK_R_N
SPK_L_P
SPK_L_N
BT_RX
BT_TX
D+
D-
SD_AMP
AMP_MUTE
MCU_3V3
PCM_IN
PCM_SYNC
PCM_CLK
MIC_BIAS
MIC_BIAS
MIC_BP
MIC_BN
MIC_AP
MIC_AN
MIC_BIAS
MIC_AN
MIC_AP
MIC_BN
MIC_BP
MCU_3V3
BAT_LED1
BAT_LED4
BAT_LED5
BAT_LED_RED
MULTI_BLUE
MULTI_GREEN
MULTI_RED
POWER_SW
WHITE_LED
WHITE_LED
VOL_DN_SW
VOL_UP_SW
BT_SW
MULTI_SW
MCU_3V3
BT_RST
BT_RX
BT_TX
ADC_3V3_EN
ADC_5V_EN
AUDIO_DET
CHARGE_INT
POWER_HOLD
ADC_RESET
POWER_STBY
V_BAT_ADC
MCU_3V3
SDA
SCL
MCU_3V3
/STATUS
/FAULT
BAT_LED2
BAT_LED3
USB_CHG_EN
MCU_3V3
V_BAT_ADC1
USB_5V_IN_DET
BT_3V3
13
Esquire _Mini_SCH_V13_20140519.sch
HARMAN
SHINHINT
9
4
REV:
MAIN_DRC
COMPANY:
CUSTOMER:
SHEET:
FILENAME:
SHEET: OF
A
D
C
B
1
6
A
B
C
D
5
3
2
4
2
1IN-
4
GND
3
1IN+
1
1OUT
8
VCC
U8-A
BA4560RVFM
C114
10uF
25V
C115
100nF
C90
100nF
R113
10K
R109
10K
C89
33pF
33pF
2
1IN-
4
GND
3
1IN+
1
1OUT
8
VCC
U7-A
BA4510FV
6
2IN-
5
2IN+
7
2OUT
U7-B
BA4510FV
R112
13K
R108
13K
C83
10pF
C87
1uF
R114
75K
C85
1uF
R111
75K
R138
10K
R129
10K
2
1IN-
4
GND
3
1IN+
1
1OUT
8
VCC
U10-A
BA4510FV
6
2IN-
5
2IN+
7
2OUT
U10-B
BA4510FV
R135
13K
R128
13K
C99
10pF
C106
1uF
R139
75K
C101
1uF
R133
75K
R115
49.9K
R116
49.9K
49.9K
R130
49.9K
R127
49.9K
C88
100nF
R121
NC
R118
82.5K
82.5K
R117
10K
10K
C97
22uF
10V
R122
20K
20K
R123
15.4K
D2
1N4148WS
D4
1N4148WS
D3
1N4148WS
R120
287
1
B
2
E
3
C
Q12
2SC2712-GR
R119
1K
1K
C96
22uF
10V
R125
NC
D5
1N4148WS
R124
1K
C111
100nF
C112
2.2uF
C91
100nF
C92
2.2uF
R143
1K
R144
1K
1K
TP77
TP89
TP82
TP78
1
AMP/BIAS/INA
2
DIODES/BIASA
3
+INPUTA
4
-INPUTA
5
OUTPUTA
6
V-
7
BUFERINA
8
BUFEROUTA
9
BUFEROUTB
10
BUFERINB
11
V+
12
OUTPUTB
13
-INPUTB
14
+INPUTB
15
DIODESB
16
AMP/BIAS/INB
U9
LM13700M
C136
10uF
25V
C94
100nF
C95
33pF
L10
1K ohm
C93
10uF
25V
C10
22uF
10V
6
2IN-
5
2IN+
7
2OUT
U8-B
BA4560RVFM
R22
100K
100K
R24
100K
100K
R62
0
1%
R70
NC
NC
BIAS_OPA
BIAS_OPA
BIAS_OPA
BIAS_OPA
SPK_LOUT_P
BT_LOUT
BT_ROUT
AUDIO_RP
AUDIO_LP
+3V3
BIAS_OPA
SPK_ROUT_P
+10V
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