TCL L32M9HD, Service Manual

Page: 11 / 62

Factory Alignment Specification
TestAlignmentSpecification for MT62B-LA.doc (Page 5 of 11)
1.6. HDCP Test
For HDCP compliancy, it’s needed to check whether the HDCP key has been well set.
2. Final Assembly Alignment
2.1. Entering to “Factory Menu”
To enter into Factory Menu in case of “ Factory Hotkey ” is disabled, please to follow below
steps
:
- P ress Remote Control key “ MENU ” to display main menu, and move the cursor to
“Contrast” in “Picture” sub-menu.
-
press Remote Control keys sequentially: “ 9 ”, “ 7 ”, “ 3 ” and “ 5 ”
To pop-up Factory Menu in case of “ Factory Hotkey ” is enabled, please follow below step :
- P ress Remote Control key “ Blue ”
To exit “ Factory Menu ”, press “ Exit ” key on Remote Control.
To comeback to “ Factory Menu ” root when you are into a sub-menu:
- Press Remote Control “ Menu ” key.
2.2. ADC Calibration
Two inputs require an ADC calibration for the time being:
ƒ
VGA
Provide a test signal 1024×768@60Hz with White-Black squares .
Select the corresponding “ Auto Color ” submenu item from “ Factory Menu ”, then press” OK ” to
start.
ƒ
CMP
Provide a test signal 720@60Hz with 100% 8 steps Color Bar .
Select the corresponding “ Auto Color ” submenu item from “ Factory Menu ”, then press” OK ” to
start.
2.3. White Balance Alignment
Only HDMI input requires color temperature adjustment, all other inputs are relative to it. Both
Warm and Cool Color Coordinate are relative to Normal Color Temperature mode. See appendix
p
“ CVBS/RGB/CMP/VGA Relative Matrix Offsets ” and “ WARM/COOL Relative Matrix Offsets ”.
Those offsets values don’t require any alignment but can be fine-tuned in Factory Menu as well.
Before Alignment white balance need to INIT WB.
White balance alignment should be carried out using a contact less analyzer (e.g. Minolta
CA-210). The probe may not touch the screen surface and should be keep perpendicular to the
screen surface at an angle of 90+/-2°. Measurement must be performed in a dark environment.