LG LG-V909DW - Page 90

4. TROUBLE SHOOTING
- 90 -
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z SPK block diagram [L1/L2/R]
*Main/Sub SPK module [SPK L1 / SPK R / SPKL2]
B3
C3
A2
B1
A6
B4
C4
B5
C5
LINEOUT1N
LINEOUT1P
LINEOUT2N
LINEOUT2P
LINEOUTFB
SPKOUTLN
SPKOUTLP
SPKOUTRN
SPKOUTRP
C821
DNI
TP809
TP812
TP808
SPK_R+
SPK_R-
SPK_L+
SPK_L-
U802
65
74
83
92
10
1
VCC
NO2
NO1 COM2
COM1 IN2
IN1 NC2
NC1 GND
1u
C817
VDD_3V3_ALWAYS
818R
K07
4
Q801
D
G
S
V_POWERRAIL
SPK_L2+
SPK_L2-
SPK_L1+
SPK_L1- SPK_L+
SPK_CHANGE
SPK_L-
Analog S/W
Audio Block
*Check Manul soldering status
*Check Manul
soldering status