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Order Number MTNC100663CE
B01 Canada: B61
Hospitality LCD HDTV
Model No. TH-37LRU20
LA11 Chassis
TABLE OF CONTENTS
PAGE PAGE
1 Safety Precautions----------------------------------------------- 3 6.3. No Power--------------------------------------------------- 15
1.1. General Guidelines---------------------------------------- 3 7 Disassembly and Assembly Instructions--------------- 16
2 Warning -------------------------------------------------------------- 4 7.1. Removal of Rear Cover -------------------------------- 16
2.1. Prevention of Electrostatic Discharge (ESD) 7.2. Removal of Pedestal Assy----------------------------- 16
to Electrostatically Sensitive (ES) Devices---------- 4 7.3. Removal of AC Cord ------------------------------------ 16
2.2. About lead free solder (PbF)---------------------------- 5 7.4. Removal of Control Panel Assy ---------------------- 16
3 Service Navigation ----------------------------------------------- 6 7.5. Removal of P-Board------------------------------------- 16
3.1. Service Hint ------------------------------------------------- 6 7.6. Removal of TA-Board ----------------------------------- 16
3.2. Applicable signals ----------------------------------------- 6 7.7. Removal of Side AV Bracket -------------------------- 17
4 Specifications ----------------------------------------------------- 7 7.8. Removal of A-Board------------------------------------- 17
5 Service Mode ------------------------------------------------------ 8 7.9. Removal of Speaker Unit (L, R) ---------------------- 17
5.1. How to enter into Service Mode ----------------------- 8 7.10. Removal of Cabinet Assy and V-Board ------------ 18
5.2. SRV-TOOL -------------------------------------------------- 9 7.11. Removal of LCD Panel --------------------------------- 18
5.3. Hotel mode -------------------------------------------------10 8 Measurements and Adjustments -------------------------- 20
5.4. Data Copy by SD Card---------------------------------- 11 8.1. Voltage chart of A-board ------------------------------- 20
6 Troubleshooting Guide ----------------------------------------14 8.2. Picture level adjustment (RF) ------------------------- 20
6.1. Check of the IIC bus lines ------------------------------14 9 Block Diagram --------------------------------------------------- 21
6.2. Power LED Blinking timing chart ---------------------15 9.1. Main Block Diagram ------------------------------------ 21