LG T5100 Service Manual page 43

3. BASEBAND PART TROUBLE SHOOTING
GPIO Expander
(PCA9535BS)
DBB
(D751992GHH)
DSP
(D17300BLZ120V)
LCD_RESET
LCD_IFMODE
LCD_ID
LCD_BL_EN
_LCD_CS
_WEM
V_A(2)
V_D(0) ~ V_D(15)
Figure 27. LCD Module Block Diagram
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R502
R770
R750
FL500
FL501
FL503
FL505
FL506
CN501