LG Electronics LG-C320 service manual 1-1, 131

7. CIRCUIT DIAGRAM

8-1-1-1

LCD_MAKER_ID

LCD_RST_N

LCD_VSYNC_OUT

VREG_MSMP_2V6

HALL_SENS_DET

GND

<Volume Up/Down>

DOWN

KEY_ROW5

KEY_COL4

KEY_ROW7

UP

KEY_ROW7

KEY_ROW6

KEY_ROW5

KEY_ROW4

KEY_ROW3

KEY_ROW2

KEY_ROW1

KEY_ROW0

Q	W&$	E&%	R&1	T&2	Y&3	U&*	I&^
KEY_COL0
O&&	P	A&[	S&]	D&'	F&4	G&5	H&6
KEY_COL1
J&#	K&{	L&}	BACK	FN	Z&+	X&=	C&7
KEY_COL2
V&8	B&9	N&0	M&;	ENTER	SHIFT	TEXT	?&:
KEY_COL3
@&/		'&.	SYM	CAM
	SPACE					"&,

KEY_COL4

			15pF
	RCV_N	15pF
15pF	RCV_P
LCD_DATA[7]
LCD_DATA[6]		VCOIN
LCD_DATA[5]
LCD_DATA[4]			15pF
15pF			WLED1
			WLED2
LCD_RD			WLED3
			WLED4
			WLED5
			SLIDE_KEY_LED
15pF	KEY_ROW0		WLED_VOUT
	KEY_ROW1
	KEY_ROW2		PM_ONSW_N
	KEY_ROW3
	KEY_COL5
	KEY_COL6		LCD_IF_MODE[1]
	KEY_COL7		LCD_IF_MODE[0]
		VREG_MSME_1V8
		25pF
		25pF
		25pF	KEY_COL6
			KEY_COL7
		25pF

LCD_DATA[11]

LCD_DATA[10]

LCD_DATA[9]

LCD_DATA[8]

VREG_LCD_2V8

VLDO_LCD_2V8

VLDO_LCD_1V8

VREG_MSME_1V8

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Only for training and service purposes