Sharp LC-26D43U Service Manual page 22

LC-26D43U
4. Key writing
1. EDID writing (Main PWB :QPWBXE001WJZZ,Analog RGB/GDMI input terminal)
Adjustment item
1 Analog RGB File Version checking
EDID writing
HDMI EDID Inspection mode
2
Writing File version checking
Adjustment conditions
22
Adjustment procedure
1) Using the checker,write the EDID data for HDMI to
IC1505 that is mounted on the main PWB.
TL1514: I2C CLODK, TL1515: 12C DATA
TL1516: 5V, TL1517: GND
TL1524: write protection (H:write enable,Low: write
protection)
2) In the analog RGB inspection,use a DDC-compatible
device. If the EDID has been written,the RGB input
does not function normally.
1) Using the checker,write the analog HDMI EDID data to
IC1501 and IC1502 that are mounted on the main PWB.
TL15108/1510: I2C CLODK, TL1509/1511: 12C DATA
TL1512/1513: 5V, TL1519/1518: GND
TL1534/1535: write protection (H:WP,Low: 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 been written,the HDMI input does not
function normally.