Read LG 42LA6800-CA (CHASSIS:LC33B) Service Manual online
LGE TV Research Lab.
Establish: 12. 05. 21
LC33B Adjust Specification
C2-2230
16/ 37
Reform: 12. 02. 03
LG Electronics
- How-it-works: When R/G/B gain in the OSD is at 192, it means the panel is at its Full
Dynamic Range. In order to prevent saturation of Full Dynamic range and data,
one of R/G/B is fixed at 192, and the other two is lowered to find the desired
value.
one of R/G/B is fixed at 192, and the other two is lowered to find the desired
value.
-Adj. condition : normal temperature
1) Surrounding Temperature: 25±5℃
2) Surrounding Humidity: 20% ~ 80%
5.3.2 Equipment
1) Color Analyzer: CA-210 (
1) Color Analyzer: CA-210 (
LED Module : CH 14
)
2) Adj. Computer(During auto adj., RS-232C protocol is needed)
3) Adjust Remocon
4) Video Signal Generator MSPG-925F 720p/204-Gray(Model:217, Pattern:49)
→ Only when internal pattern is not available
▪
3) Adjust Remocon
4) Video Signal Generator MSPG-925F 720p/204-Gray(Model:217, Pattern:49)
→ Only when internal pattern is not available
▪
Color Analyzer Matrix should be calibrated using CS-100
5.3.3 Equipment connection MAP
5.3.4 Adj. Command (Protocol)
<Command Format>
START 6E A 50 A LEN A 03 A CMD A 00 A VAL A CS A STOP
<Command Format>
START 6E A 50 A LEN A 03 A CMD A 00 A VAL A CS A STOP
- LEN: Number of Data Byte to be sent
- CMD: Command
- VAL: FOS Data value
- CS: Checksum of sent data
- A: Acknowledge
- VAL: FOS Data value
- CS: Checksum of sent data
- A: Acknowledge
Color Analyzer
Computer
Pattern Generator
※
※If TV internal pattern is used, not
Signal Source
Probe
RS-
232C
RS-
232C
USB to RS-232C
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