VIDEO PATH CHECK
are VDI_D(x) signals arriving to PNX5010E (D040) ?
no
check CPLD (D080) power levels, peripherals, CPLD code
v
yes
are VDO_D(x) signals and CLK signal arriving to LVDS transmitter
D061 ?
no
PNX5010E (D040) is not functioning normal, check PNX SW,
DDR-SDRAM, XTAL, power supply and other peripheral
v
yes
are LVDS signals arriving to common mode chokes (Z060 - Z061 -
Z062 - Z063 - Z064) ?
no
check pin32 of D061 (power_down?) => check D063 signals and
peripherals, check other LVDS transmitter peripherals
v
yes
are LVDS signals arriving to LVDS connector (X060) ?
no
check common mode chokes (Z060 - Z064)
v
yes
is LVDS_POWER available at the LVDS connector (X060) ?
no
Is +12V available ? NO => check PSU
YES => check DC/DC converter, check panel_power_enable signal
and peripherals
v
yes
are LVDS power and LVDS signals available on
the LCD control unit ?
no
check LVDS wiring
v
yes
Is backlight ON ?
no
GO TO backlight Faillure
v
yes
replace LCD control unit
LC-32WD1E/S/RU, LC-37WD1E/S/RU, LC-42WD1E/S/RU, and LC-32/37/42WT1E
6-20
Содержание Aquos LC-32WT1E
Страница 33: ...Backlight failure to light up LC 32WD1E S RU LC 37WD1E S RU LC 42WD1E S RU and LC 32 37 42WT1E 6 2 ...
Страница 34: ...In case of LCD failure LC 32WD1E S RU LC 37WD1E S RU LC 42WD1E S RU and LC 32 37 42WT1E 6 3 ...
Страница 80: ...7 9 LC 32WD1E S RU LC 37WD1E S RU LC 42WD1E S RU and LC 32 37 42WT1E 1 2 2 12C Switch 74LVC4066PW ...
Страница 81: ...7 10 LC 32WD1E S RU LC 37WD1E S RU LC 42WD1E S RU and LC 32 37 42WT1E 1 2 3 UOC Processor TDA15134E ...
Страница 83: ...7 12 LC 32WD1E S RU LC 37WD1E S RU LC 42WD1E S RU and LC 32 37 42WT1E 1 2 6 PNX Processor PNX5010E ...
Страница 84: ...7 13 LC 32WD1E S RU LC 37WD1E S RU LC 42WD1E S RU and LC 32 37 42WT1E 1 2 7 DDR Memory K4H561638F UCC ...
Страница 86: ...7 15 LC 32WD1E S RU LC 37WD1E S RU LC 42WD1E S RU and LC 32 37 42WT1E 1 2 10 HDMI Receiver TDA9975AEL 10 ...
Страница 88: ...7 17 LC 32WD1E S RU LC 37WD1E S RU LC 42WD1E S RU and LC 32 37 42WT1E 1 2 13 Amtel Processor ATTINY2313V 10 ...
Страница 95: ...7 24 LC 32WD1E S RU LC 37WD1E S RU LC 42WD1E S RU and LC 32 37 42WT1E 1 2 27 DDR RAM K4H561638F UCC ...
Страница 97: ...7 26 LC 32WD1E S RU LC 37WD1E S RU LC 42WD1E S RU and LC 32 37 42WT1E 1 2 30 Buffer 74LVC245APW ...
Страница 110: ...8 11 LC 32WD1E S RU LC 37WD1E S RU LC 42WD1E S RU and LC 32 37 42WT1E 4 8 Power Unit LC 42WD1E S RU AND LC 42WT1E ...
Страница 111: ...9 1 LC 32WD1E S RU LC 37WD1E S RU LC 42WD1E S RU and LC 32 37 42WT1E CHAPTER 9 PRINTED WIRING BOARD 1 LED IR ...
Страница 112: ...9 2 LC 32WD1E S RU LC 37WD1E S RU LC 42WD1E S RU and LC 32 37 42WT1E 2 SIDE I O ...
Страница 113: ...9 3 LC 32WD1E S RU LC 37WD1E S RU LC 42WD1E S RU and LC 32 37 42WT1E 3 KEYPAD ...