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THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
1uF
25V
EXT_SPK
C1709
+5V_SUB_AMP
EXT_SPK_DET
EXT_SPK_R-
EXT_SPK_R+
TPA6011A4PWPRG4
EXT_SPK
IC1700
3
PVDD_1
2
ROUT-
4
RHPIN
1
PGND_1
6
RIN
5
RLINEIN
7
VDD
8
LIN
9
LLINEIN
10
LHPIN
11
PVDD_2
12
LOUT-
13
PGND_2
14
LOUT+
15
SHUTDOWN
16
FADE
17
BYPASS
18
AGND
19
SEMAX
20
SEDIFF
21
VOLUME
22
HP/LINE
23
SE/BTL
24
ROUT+
39pF
OPT
C1704
1uF
10V
EXT_SPK
C1703
EXT_SPK_L-
100
EXT_SPK
R1719
EXT_SPK_L+
1K
EXT_SPK
R1700
+5V_SUB_AMP
1K
EXT_SPK
R1714
10K
EXT_SPK
R1715
4.7K
EXT_SPK
R1718
+5V_Normal
39pF
OPT
C1707
100
OPT
R1716
EXT_AMP_R_IN
+3.3V_Normal
1K
EXT_SPK
R1713
EXT_SPK_L-
39pF
OPT
C1706
EXT_AMP_L_IN
1K
EXT_SPK
R1701
EXT_SPKL1703
51K
OPT
R1702
22uF
16V
EXT_SPK
C1700
1uF
10V
EXT_SPK
C1702
BLM18PG121SN1D
EXT_SPK
L1704
EXT_SPK_L+
+3.5V_ST
EXT_SPKL1702
+5V_SUB_AMP
100
EXT_SPK
R1705
EXT_SPK_R-
3.3K
EXT_SPK
R1712
100
EXT_SPK
R1711
39pF
OPT
C1708
PEJ029-02
EXT_SPK
JK1700
3
E_SPRING
6
T_TERMINAL
7
B_TERMINAL
5
T_SPRING
4
R_SPRING
8
G_SPRING
EXT_SPKL1701
0
EXT_SPK
R1708
0.1uF
EXT_SPK
C1701
EXT_SPKL1700
EXT_SPK_R+
100
EXT_SPK
R1717
SUB_AMP_MUTE
NEC_DBG_TX
+3.5V_ST
0
R1707
DBG_RX
100
R1721
0.1uF
C1711
3.6K
R1709
UART_DBG_SW
+3.5V_ST
0.1uF
C1705
MST_DBG_TX
0
R1725
3.6K
R1710
0
R1706
100
R1704
MST_DBG_RX
DBG_SW
DBG_RX
NEC_DBG_RX
DBG_TX
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC1702
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
DBG_TX
+3.5V_ST
EXT_VOL-
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC1705
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC1701
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
EXT_VOL+
+3.5V_ST
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC1706
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
+3.5V_ST
4.7K
R1724
0
OPT
R1723
0.1uF
C1712
UART_RX
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC1703
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
100
R1727
I2C_SDA
MST_DBG_TX
I2C_SCL
UART_SW1
NEC_RX
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC1710
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
+3.5V_ST
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC1709
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
0
OPT
R1729
MST_NEC_TX
UART_SW2
1uF
50V
C1714
NEC_EEPROM_SCL
22
R1731
100
R1728
0
OPT
R1722
100
R1720
NEC_EEPROM_SDA
EEPROM_SW
+3.5V_ST
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC1704
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
UART_RX
UART_TX
+3.5V_ST
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC1708
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
NEC_TX
MST_TX
0
OPT
R1730
MST_RX
MST_DBG_RX
UART_TX
0.1uF
C1710
EEPROM_SDA
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC1707
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
100
R1726
MST_NEC_RX
0.1uF
C1713
EEPROM_SCL
PEJ027-04
JK1701
6B T_TERMINAL2
7B B_TERMINAL2
5 T_SPRING
4 R_SPRING
7A B_TERMINAL1
6A T_TERMINAL1
3
E_SPRING
MMBT3904(NXP)
EXT_SPK
Q1700
E
B
C
4.7K
EXT_SPK
R1703
400mA
CONNECTION
UART/I2C SWITCH
L
H
EXT_SPK_CONTROL/DEBUG
EXT_SPK AMP
EXT_SPK OUT
A - B0
H
CONNECTION
L
UART_SW1
A - B1
L
H
CONNECTION
MSTAR DEBUG
MSTAR ADJ
UART_SW2
A - B0
A - B1
INTERACTIVE
NEC USB_DOWNLOAD
UART_SW
A - B0
A - B1
NEC DEBUG
MSTAR DEBUG
A - B0
A - B1
DEBUG_NEC/MSTAR
H
DBG_SW
L
EXT_SPK CONTROL
CONNECTION
A - B0
A - B1
NEC-EEPROM
H
EEPROM_SW
L
MSTAR-EEPROM
CONNECTION
EMEA INTERACTIVE
GP4_MSTAR
2011.08.21
EXT SPK
17 20
Copyright © 2012 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only