Service Manual
Page 27
... OSD Menu Normal N Sound? Y Check Power B/D Replace Power B/D Check Audio IC Short Replace Main B/D 2 ⓒ LG Electronics. Y Check Speaker jack connection & Speaker Cable open Close Close Normal N Sound? Repair Process PDP TV Symptom A. Y Apply SVC Bulletin (S/W Upgrade etc) Normal Sound? Picture Problem No Picture/No Sound Making Revision 2010. 11. 16 전...
... OSD Menu Normal N Sound? Y Check Power B/D Replace Power B/D Check Audio IC Short Replace Main B/D 2 ⓒ LG Electronics. Y Check Speaker jack connection & Speaker Cable open Close Close Normal N Sound? Repair Process PDP TV Symptom A. Y Apply SVC Bulletin (S/W Upgrade etc) Normal Sound? Picture Problem No Picture/No Sound Making Revision 2010. 11. 16 전...
Service Manual
Page 28
...-discharge/Noise/dark picture ☞A15 Check CTRL ROM Ver. Y Close ☞A13 N 1.Check Control B/D 2.Replace Board Replace Module N Normal Picture? Y Close Replace Module ⓒ LG Electronics. Y Close Normal Picture? Y Close ☞A5 Check voltage . -VY / VSC (Y-Sus B/D) Normal Picture? and Rom...
...-discharge/Noise/dark picture ☞A15 Check CTRL ROM Ver. Y Close ☞A13 N 1.Check Control B/D 2.Replace Board Replace Module N Normal Picture? Y Close Replace Module ⓒ LG Electronics. Y Close Normal Picture? Y Close ☞A5 Check voltage . -VY / VSC (Y-Sus B/D) Normal Picture? and Rom...
Service Manual
Page 29
... . By using Diagnostics menu on OSD ( Menu→Press red key on R/C →Signal TEST) - Y N Booster menu On→Off: Check Off→On: Check S/W Upgrade Normal N Picture? Inc.2010 Signal strength (Normal : over 50%) Normal Signal? Y Check whether other equipments have problem or not. (By connecting RF Cable at other... Picture/ Sound Ok Section ■ Menu→Setup →Booster Normal N Picture? Y Close 4 Normal Picture? Contact with signal N distributor or broadcaster (Cable or Air) ⓒ LG Electronics.
... . By using Diagnostics menu on OSD ( Menu→Press red key on R/C →Signal TEST) - Y N Booster menu On→Off: Check Off→On: Check S/W Upgrade Normal N Picture? Inc.2010 Signal strength (Normal : over 50%) Normal Signal? Y Check whether other equipments have problem or not. (By connecting RF Cable at other... Picture/ Sound Ok Section ■ Menu→Setup →Booster Normal N Picture? Y Close 4 Normal Picture? Contact with signal N distributor or broadcaster (Cable or Air) ⓒ LG Electronics.
Service Manual
Page 33
...input (SCART,HDMI,,,) Check whether Problem happen in all input Check Audio IC Short Replace Main B/D Normal Sound? N Apply SVC Bulletin (S/W Upgrade etc) Normal Y Sound? Close N Explain customer that Cause is RF Signal's problem (Case 1) Cause is Equipment's problem (case 2) Check ...Audio IC Replace Main B/D 8 ⓒ LG Electronics. Y Close Check AVL off/on Clear voiceⅡ off/on Power B/D N Normal voltage? ☞A23 N Check Power B/D Replace Power B/D Y...
...input (SCART,HDMI,,,) Check whether Problem happen in all input Check Audio IC Short Replace Main B/D Normal Sound? N Apply SVC Bulletin (S/W Upgrade etc) Normal Y Sound? Close N Explain customer that Cause is RF Signal's problem (Case 1) Cause is Equipment's problem (case 2) Check ...Audio IC Replace Main B/D 8 ⓒ LG Electronics. Y Close Check AVL off/on Clear voiceⅡ off/on Power B/D N Normal voltage? ☞A23 N Check Power B/D Replace Power B/D Y...
Service Manual
Page 61
Label ▣ Check by using SVC Remote controller Press "In-start" →Press "0413" → Select Panel Control → Check Module Rom ver. ※Refer to the Module Rom upgrade manual for Rom upgrade. USB Type Jig A15 ⓒ LG Electronics. Picture Problem PDP Module Rom Ver. Inc.2010 Repair Process-Reference data PDP TV Symptom A. Checking method ▣ Check by using Rom Label on control board Making Revision 2010. 11. 16 전자 - 6-2 A15 Rom ver.
Label ▣ Check by using SVC Remote controller Press "In-start" →Press "0413" → Select Panel Control → Check Module Rom ver. ※Refer to the Module Rom upgrade manual for Rom upgrade. USB Type Jig A15 ⓒ LG Electronics. Picture Problem PDP Module Rom Ver. Inc.2010 Repair Process-Reference data PDP TV Symptom A. Checking method ▣ Check by using Rom Label on control board Making Revision 2010. 11. 16 전자 - 6-2 A15 Rom ver.