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TCL L40D2730A Service Manual page 14

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Factory Test & Alignment Specification For MS08EP-LA Series (V1.0)
The status of "Factory Key" can be changed in Factory Menu->Hotkey.
Press RCU "OK" key or "RIGHT" key to enter the submenu.
Press RCU "Menu" key to go back to the root menu.
Press RCU "RIGHT" or "LEFT" key to change the values.
Press RCU "OK" key run the function.
Press RCU "Exit" key exit the Factory menu.
Factory Captions Info.
While "Factory Key" is enabled, there're some toggled display information relative to SW, Project
ID, ADC Status, to facilitate 100% quick screening without accessing to whatever else menu:
P (Production/Factory mode flag)
Project ID
Main SW Version
Mboot SW Version
See Appendix
"Factory Menu Description"
2.2. Warm-up Test
Following TCL standard and practices, it's required minimum 15min of Warm-Up that can be
considered as Burn-In.
Additional Aging for White Balance alignment is no more necessary due to consistent Picture
Performance with Cloning usage.
This function is accessible by selecting "Factory menu WARM-UP", pressing RCU "Zoom+"
key and then leaving Factory menu. Other faster methods are available on above enclosed
SIACP requirements (rev. v3.9).
2.3. White Balance (WB)
White Balance Touch-Up
As some color coordinates discrepancies can be noticed from panel batches to others, it may
necessary to perform slight touch-up.
For Color temperature adjustment, switch TV on leading HDMI input where should be connected
suitable generator providing following format 1280x720p@60Hz test pattern. A 32 steps grey scale is
recommended to assess relevant colorimetry tracking and low/high light saturation points.
Page 7 of 18

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