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LC-32RD8E/S/RU-BK/GY (1st Edition)
4 – 10
No picture on the display (1)
The picture doesn't appear in all modes.
Are there the RDI[0:9], GDI[0:9], BDI[0:9], VCT_ENI, VCT_VI,
VCT_HI and VCT_PCLKI signal outputs from IC3001
(MAIN_MICON)?
NO
Check IC3001 and its peripheral circuits.
YES
Are there the RDI[0:9], GDI[0:9], BDI[0:9], VCT_ENI, VCT_VI,
VCT_HI and VCT_PCLKI signal inputs at IC3301
(FRAME_RATE_CONVERTER)?
NO
Check the line between IC3001 and IC3301.
YES
Are there the RDL[12-19, 22-29], GDL[12-19, 22-29], BDL[12-
19, 22-29], HCL, VCL, DEL and CLKL signal outputs from
IC3301?
NO
Check IC3301 and its peripheral circuits.
(IC3361, IC3302, X3301, etc.)
YES
Are there the RDL[12-19, 22-29], GDL[12-19, 22-29], BDL[12-
19, 22-29], HCL, VCL, DEL and CLKL signal inputs at
IC2603(LVDS)?
NO
Check the line between IC3301 and IC2603.
YES
Is the LVDS signal output from IC2603
(LVDS_TRANSMITTER)?
AIN0_+/-(48/49), AIN1_+/-(46/47), AIN2_+/-(43/44), ACK_+/-
(41/42), AIN3_+/-(39/40), BIN0_+/-(36/37), BIN1_+/-(34/35),
BIN2_+/-(31/32), BCK_+/-(29/30), BIN3_+/-(27/28)
NO
Check IC2603 and its peripheral control circuits.
YES
Is the LVDS signal input to IC7003 (LCD_CONTROLLER)?
AIN0_+/-(149/148), AIN1_+/-(151/150), AIN2_+/-(153/152),
ACK_+/-(158/157), AIN3_+/-(160/159), BIN0_+/-(175/174),
BIN1_+/-(177/176), BIN2_+/-(179/178), BCK_+/-(186/185),
BIN3_+/-(188/187)
NO
Check the line between IC2603 and IC7003.(L2601-L2610, etc.)
YES
Is the control signal of LCD controller(IC7003) normal?
NO
Check the control signal SEL_LVDS, L/R_IN, U/D_IN, CONT_PTN,
50/60Hz, OS/ON-OFF, ROM_SEL, TEMP3/2/1, etc.
YES
Is VCC_3.3V and VCC_1.2V supplied to IC7003?
NO
Check if IC7301(MULTI_CHANNEL_SYSTEM_POWER_SUPPLY)
and the peripheral power supply circuit are normal.
YES
Is the LCD drive signal output from IC7003?
RR/RG/RB (0-3_+/-), LR/LG/LB (0-3_+/-), RCK (+/-), LCK (+/-)
NO
Check IC7003 and its peripheral circuits.
YES
Is the LCD drive signal input to SC7101 and SC7102?
RR/RG/RB (0-3_+/-), LR/LG/LB (0-3_+/-), RCK(+/-), LCK(+/-)
NO
Check the line between IC7003 and SC7101/SC7102.