Factory Alignment Specification
TestAlignmentSpecification for MT62B-LA.doc (Page 4 of 11)
1.2. Download software
Download latest release MCU_SW into the Standby CPU (U3) with WT_MCU_ISP SW tool.
See Appendix
n
“
How to download MCU SW
”.
Download latest release SW into the flash using MTK SW tool.
See Appendix
o
“
How to download FLASH SW
”. Or download the SW from USB port.
1.3. Panel ID check
There is different ID stored in the system NVM depended on different Panels. Panel ID can
be selected in factory menu, and can be corrected manually using Hyper-terminal with PC.
x
32” SEC (4A-LCD32T-SS6)-----------------------------Panel ID: 105
x
46” SEC (4A-LCD46T-SS9)-----------------------------Panel ID: 134
Note: Design is subject to change without notice on factory alignment specification. Please
refer to The latest software specification.
1.4. Functional Test
Visual inspection and listening, base on the below table.
Source
Test signal
(generator)
Test pattern
(format/image)
Analog /Digital Tuner
RF cable
Half Color & Gray bars
CVBS
Chroma / Fluke 54200
Half Color & Gray bars
S-video
Chroma / Fluke 54200
Half Color & Gray bars
VGA
Chroma /Quantum Data
1024x768@60Hz
Half Color & Gray bars
Component
Chroma / Quantum Data
1080i@60Hz
Half Color & Gray bars
HDMI1/ HDMI2/ HDMI3
DVD with HDMI compliancy
720p@60Hz
Movie
Headphone
RF cable
First channel
Loud Speakers
RF cable
First channel
CVBS output
Chroma / Fluke 54200
Half Color & Gray bars
Picture video formats can be changed by the factory according to their own standard.
1.5. DDC & EDID Test
EDID data structure is according to VESA Enhanced EDID 1.3 (and EIA/CEA-861B for HDMI).
Both VGA and HDMI have their own separate bin files:
For EDID check, it’s needed to check whether the correct EDID is downloaded by checking
corresponding EDID NVM Checksum or read them out to check bit by bit if it is in line with the
released EDID bin file.