LG KG245 Service Manual page 35
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Also See for KG245:
- User manual (225 pages) ,
- User manual (78 pages) ,
- User manual (165 pages)
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3. TECHNICAL BRIEF
AIN3R
AIN2P
AIN2N
AIN1P
AIN1N
NC_R12
AOUT1P
AOUT1N
AOUT2P1
AOUT2P2
AOUT2N1
AOUT2N2
AOUT3P
AOUT3N
Figure 3-18.KG245 HEADSET SPEAKER CIRCUIT (AD6537B)
AIN3R
P15
AIN2P
R15
AIN2N
P16
AIN1P
R16
AIN1N
R12
NC_R12
C131
C132
C133
39p
39p
39p
CLOSE TO AD6537B
J15
AOUT1P
K15
AOUT1N
R11
AOUT2P1
SPKP_P
T11
AOUT2P2
T9
AOUT2N1
R9
AOUT2N2
J16
AOUT3P
K16
AOUT3N
C2
GPI
C142
C143
39p
39p
Figure 3-19. KG245 HEADSET SPEAKER CIRCUIT (AD6537B)
P15
R15
P16
R16
R12
C131
C132
C133
39p
39p
39p
CLOSE TO AD6537B
J15
K15
R11
SPKP_P
T11
T9
R9
J16
K16
C2
GPI
C142
C143
C144
39p
39p
39p
AUXIP
AUXIN
VINNORP
VINNORN
C134
39p
R109
4.7
C138
39p
R110
4.7
AUXOP
C139
C140
39p
39p
C144
39p
AUXIP
AUXIN
VINNORP
VINNORN
C134
39p
R109
4.7
C138
39p
R110
4.7
AUXOP
C139
C140
39p
39p
To Headset
Speaker
From Main
Microphone
MAX4684EBC_T
SPK_P
RCV_P
SPK_N
RCV_P
RCV_N
RCV_N
- 36 -
From Headset
Microphone
RCV_P
RCV_N
VBAT
U204
C4
C2
NO1
IN1
A4
A2
NO2
IN2
C1
C3
NC1
COM1
A1
A3
NC2
COM2
C229
1u
SPK_RCV_SEL
SPK_RCV_P
SPK_RCV_N
To Main
Receiver/
Speaker
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