DOWNLOAD LG 55LW5500-CA (CHASSIS:LC12C) Service Manual ↓ Size: 7.78 MB | Pages: 56 in PDF or view online for FREE

Model
55LW5500-CA (CHASSIS:LC12C)
Pages
56
Size
7.78 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
55lw5500-ca-chassis-lc12c.pdf
Date

LG 55LW5500-CA (CHASSIS:LC12C) Service Manual ▷ View online

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1)  Edge LED Models : LV5500/LV4500/LW6500/LW5500/LV2500 
Aging time 
Cool 
Medium 
Warm 
(Min) 
GP3 
   
269 
273 
285 
293 
313 
329 
0-2 
279 288 295 308 
319 
338 
3-5 
278 
286 
294 
306 318 336 
6-9 
277 
285 
293 
305 
317 
335 
10-19 
276 283 292 303 316 333 
20-35 
274 280 290 300 314 330 
36-49 
272 277 288 297 312 327 
50-79 
271 275 287 295 311 325 
80-149 
270 274 286 294 310 324 
Over 150 
269 273 285 293 
309 
323 
5.1.7 Local Dimming Inspection (Optional) 
Edge LED models with local dimming 
1) 
Press ‘TILT” key of the Adj. R/C and check moving patterns. The black bar patterns moves from   
bottom to top. 
If local dimming function does not work, a whole screen shows full white. 
 
5.2 EYE-Q function check 
Step 1) Turn on TV 
Step 2) Press EYE key of Adj. R/C 
Step 3) Cover the Eye Q II sensor on the front of the using your hand and wait for 6 seconds 
Step 4) Confirm that R/G/B value is lower than 10 of the “Raw Data (Sensor data, Back light )” .    If after 
6 seconds, R/G/B value is not lower than 10, replace Eye Q II sensor 
Step 5) Remove your hand from the Eye Q II sensor and wait for 6 seconds   
Step 6) Confirm that “ok” pop up.   
        If change is not seen, replace Eye Q II sensor 
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5.3 Option selection per country 
5.3.1 Overview 
▪ Applied model: 
LC12C
 Chassis applied None USA model (CHINA ,HONGKONG) 
5.3.2 Method 
1) Press ADJ key on the Adj. R/C, then select Country Group Menu
(TBD)
 
      2) Depending on destination, select KR or US, then on the lower Country option, select US, 
CA, MX. Selection is done using +, 
KEY
(TBD)
 
5.4 Tool Option selection 
▪ Method: Press Adj. key on the Adj. R/C, then select Tool option.   
Model 
Tool 1 
Tool 2 
Tool 3 
Tool 4 
Tool 5 
Tool 6 
42LW6500-CA
(HK)
 
33030 5461  3327 17577 47701  729 
47LW6500-CA
(HK)
 
33032 5461  3327 17577 47701  729 
55LW6500-CA
(HK)
 
33035 5461  3327 17577 47701  729 
47LW6500-CA
(CN)
 
33032 5461  3263 17569 48721  729 
55LW6500-CA
(CN)
 
33035 5461  3263 17569 48721  729 
Model 
Tool 1 
Tool 2 
Tool 3 
Tool 4 
Tool 5 
Tool 6 
42LW5500-CA
(CN)
 
33014 5461  3263 17569 15953  729 
47LW5500-CA
(CN)
 
33016 5461  3263 17569 15953  729 
55LW5500-CA
(CN)
 
33019 5461  3263 17569 15953  729 
32LW5500-CA
(HK)
 
33012 5461  3327 17577 14933  729 
42LW5500-CA
(HK)
 
33014 5461  3327 17577 14933  729 
47LW5500-CA
(HK)
 
33016 5461  3327 17577 14933  729 
55LW5500-CA
(HK)
 
33019 5461  3327 17577 14933  729 
6.1 Method 
      - Check that Power Cord is fully inserted to the SET. 
(If loose, re-insert) 
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        - Unit fully inserted Power cord, Antenna cable and A/V arrive to the auto-check process.   
- Connect D-terminal to AV JACK TESTER 
    - Auto CONTROLLER(GWS103-4) ON 
    - Perform GND TEST 
        - If NG, Buzzer will sound to inform the operator. 
        - If OK, changeover to I/P check automatically. 
      (Remove CORD, A/V form AV JACK BOX) 
- Perform I/P test 
        - If NG, Buzzer will sound to inform the operator. 
- If OK, Good lamp will lit up and the stopper will allow the pallet to move on to next process. 
6.2 Checkpoint 
▪ TEST voltage 
      - GND: 1.5KV/min at 100mA 
      - SIGNAL: 3KV/min at 100mA 
▪ TEST time: 1 second 
▪ TEST POINT 
      - GND TEST = POWER CORD GND & SIGNAL CABLE METAL GND 
▪ LEAKAGE CURRENT: At 0.5mArms 
7. Audio 
No 
Item 
Min 
Typ 
Max 
Unit 
 
Remark 
9.0 10.0 12.0 W 
1.  
Audio practical max 
Output, L/R 
(Distortion=10% 
max Output) 
8.5 8.9  9.8  Vrm
EQ Off 
AVL Off 
Clear Voice 
Off 
 
2.  
Speaker (8Ω 
Impedance) 
 10.0 
15.0 
W  EQ 
On 
AVL On 
Clear Voice 
On 
 
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Measurement condition: 
1. RF input: Mono, 1KHz sine wave signal, 100% Modulation 
2. CVBS, Component: 1KHz sine wave signal 
0.5Vrms
 
3. RGB PC: 1KHz sine wave signal 0.7Vrms 
-----<<<8. Magic Romocon Test   
- Equipment: RF-Remote Controller for Test, IR-KEY-CODE Remote Controller for Test. 
- should have enough Battery Power of RF-Remote Controller before test. 
  (Recommend: changing new Battery for each LOT.) 
- Test Method 
    a) Push “Mute (Start Key)” on the controller to pair the TV SET. 
        b) Push “OK Key” on the controller, check whether the cursor appears on the screen. 
    c) Push “Vol+(STOP) on the controller, cancel the paring. 
>>>>>---- 
9.  3D Function test 
(Pattern Generator MSHG-600 or MSPG-6100 HDMI 1.4 Supported Equipment 
, HDMI mode No. 872 , pattern No. 83) 
1) Input 3D test pattern. 
(HDMI mode No. 872, Pattern No. 83) 
2) After automatically display 3D OSD, push the OK Key. 
3) Check the pattern such as in the following Fig2 without having to wear glasses. 
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