Service manual

After-sales Service manual
Model: LC26T1E/LC32T1E/LC37T1E/LC42T1E
Contents
1．Preparation before maintenance…………………………………………………1
2．Product Specifications……………………………………………………………2
3．Electric connection chart…………………………………………………………3
4．Block diagram of electric ………………………………………………………6
5．Work Principle …………………………………………………………………12
6．Schematic Diagrams……………………………………………………………17
7．Internal Block Diagrams & IC’s ………………………………………………60
8．Software version view and upgrade instruction ………………………………97
9． Exploded Views-Mechanical ………………………………………………104
10．
Maintenance spare part list …………………………………………………108
11． Trouble shooting ……………………………………………………………117
Note：Disassembly Instructions
1. Preparation before maintenance: Common contents, it mainly expresses the information
which need your attention, including the Safety instruction and the Protect measure..
2. Electric connection chart: Identify the plug specification and the connection between the
pins and the board by the unit of PCB.
3.
Block diagram of electric: Show the signal processing of the unit in the unit of 1C or
circuit.
4.
Schematic Diagrams: Provide the circuit chart in the unit of PCB and provide the
detailed principle chart with the simple signal processing and control instruction.
5.
Software version view and upgrade instruction: The method of software
version view and the software upgrade instruction.
6.
Maintenance spare part list: Including the Package, Accessory, PCB,
Connector, etc. and the material list that the service person can replace
themselves.