LC-32R24B
3 – 15
9.2. Key writing
EDID writing (Main PWB: QPWBXE450WJZZ, analog RGB input terminal / HDMI input terminal)
Adjustment item Adjustment conditions Adjustment procedure
1 Analog RGB EDID
writing
File version checking 1) Using the checker, write the EDID data for Analog RGB to IC2202 that is
mounted on the main PWB.
TL2293: I2C clock, TL2295: I2C data
TL2296: 5V, TL2294: GND
TL2297: VCLK (Write: H, Read: V pulse)
2) In the analog RGB inspection, use a DDC-compatible device. If the EDID has
not been written, the analog RGB input does not function normally.
2 HDMI EDID writing Inspection mode
File version checking
1) Using the checker, write the HDMI EDID data to IC1601 and IC1603 that are
mounted on the main PWB.
TL1606/1613: I2C clock, TL1604/1614: I2C data
TL1611/1615: 5V, TL1604/1607: GND
TL1616/1618: Write protection (H: Write, L: Write enable)
2) Write the data before the HDMI inspection with the checker.
In the HDMI inspection, use a DDC-compatible device. If the EDID has not
been written, the HDMI does not function normally.
Leandro Palmeira
eletronicagaucho@hotmail.com
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