Lcd & Camera Interface - LG F1200 Service Manual

3. TECHNICAL BRIEF
3.7 LCD & Camera Interface
(1) LCD Interface
In F1200, main & sub LCD is displayed by memory interface through Camera back-end-chip.
The camera-back-end chip is bypass-mode and use LCD Access Port.
The module include:
LCD module is connected to main board with 54 pin FPCB and the FPCB is also connected to
Speaker, Receiver, Vibrator & Camera I/F.
CSPEMI608
C1
LCD_D(0) FILTER2_1
C2
LCD_D(1) FILTER2_2
C3
LCD_D(2) FILTER2_3
C4
LCD_D(3) FILTER2_4
C5
LCD_D(4) FILTER2_5
C6
LCD_D(5) FILTER2_6
C7
LCD_D(6) FILTER2_7
C8
LCD_D(7) FILTER2_8
LCD_RD
LCD_ID
KBC(5)
KBR(1)
KBR(2)
KBR(3)
MOTOR
CAM_MCLK
CAM_PCLK
CAM_HS
CAM_VS
CAM_SDA
CAM_SCK
CAM_RST
LCD : Main = 128*160 dot
Sub = 96*96 dot ( F1200 is 65,000 Color TFT LCD )
LCD CON.
FL403
CAM_PWR
A1
FILTER1_1
A2
FILTER1_2
A3
FILTER1_3
A4
FILTER1_4
A5
FILTER1_5
A6
FILTER1_6
A7
FILTER1_7
A8
FILTER1_8
FL404 ICVE21184E150R101
1 9
INOUT_A1 INOUT_B1
2 8
INOUT_A2 INOUT_B2
3 7
INOUT_A3 INOUT_B3
4 6
INOUT_A4 INOUT_B4
C410 C411
0.1u 0.1u
FL405 ICVE21184E150R101
1 9
INOUT_A1 INOUT_B1
2 8
INOUT_A2 INOUT_B2
3 7
INOUT_A3 INOUT_B3
4 6
INOUT_A4 INOUT_B4
Figure 25. LCD connector scheme
2.8V_DSP V_SRAM VBAT
CN400
GND 1 54 GND
D(0) 2 53 MAIN_CS
D(1) 3 52
D(2) 4 51 RESET
D(3) 5 50 _WE
D(4) 6 49 ADS
D(5) 7 48 MLED1
D(6) 8 47 MLED2
D(7) 9 46 MLED3
10 45 MLED
11 44 KLED
12 43 SPKL_N
13 42 SPKL_P
14 41 SPKR_N
15 40 SPKR_P
16 39 RCVN
MOTOR 17 38 RCVP
LCD_PWR 18 37 VBAT
CAM_PWR 19 36 CAM_D(0)
CAM_MCLK 20 35 CAM_D(1)
CAM_PCLK 21 34 CAM_D(2)
CAM_HS 22 33 CAM_D(3)
CAM_VS 23 32 CAM_D(4)
CAM_SDA 24 31 CAM_D(5)
CAM_SCK 25 30 CAM_D(6)
CAM_RST 26 29 CAM_D(7)
GND 27 28 GND
C402
0.1u
- 36 -
FL400 ICVE21184E150R101
1 9
INOUT_A1 INOUT_B1 LCD_CS
2 8
INOUT_A2 INOUT_B2 LCD_RST
3 7
INOUT_A3 INOUT_B3 LCD_WR
4 6
INOUT_A4 INOUT_B4 LCD_ADS
MLED1
MLED2
MLED3
MLED
KLED
SPKL_N
SPKL_P
SPKR_N
SPKR_P
RCV_N
RCV_P
FL401 ICVE21184E150R101
1 9
INOUT_A1 INOUT_B1 CAM_D(0)
2 8
INOUT_A2 INOUT_B2 CAM_D(1)
3 7
INOUT_A3 INOUT_B3 CAM_D(2)
4 6
CAM_D(3)
INOUT_A4 INOUT_B4
CAM_D(4)
CAM_D(5)
CAM_D(6)
CAM_D(7)
FL402 ICVE21184E150R101
1 9
INOUT_A1 INOUT_B1
2 8
INOUT_A2 INOUT_B2
3 7
INOUT_A3 INOUT_B3
4 6
INOUT_A4 INOUT_B4