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Solution Details

Indoor unit display screen driver board

Indoor unit display screen driver board

Product images:

 

http://www.codewell.com.cn/uploads/ueditor/20250726


Wiring diagram and interface definition

1. Wiring diagram:

http://www.codewell.com.cn/uploads/ueditor/20250726


2. Interface definition:

CN2 4-wire outlet socket (PH specification, 2.0mm spacing), used for connecting power and video.

Pinsymboldefinition
1VCC9V~18V power input
2GNDPower Earth
3AudioAudio input
4CVBSPAL/NTSC video input


CN3 6-wire socket (PH specification, 2.0mm spacing), used for connecting adjustable potentiometers.

PinsymboldefinitionExternal potentiometer resistance value
1BRT-Brightness potentiometer reduction10K—50K
2BRTBrightness potentiometer
3BRT+Brightness potentiometer plus
4COL-Color potentiometer minus10K—50K
5COLChromaticity potentiometer
6COL+Color potentiometer with


3. Standard wiring:

SAT4253 SAT6253 connection cable (UL1007-24 #).

http://www.codewell.com.cn/uploads/ueditor/20250726


Specification parameters:

Resolution: 1440 (H) * 234 (V)

Effective display range: 154.08 (W) * 86.58 (H) (mm)

Color alignment: R.G.B. linear alignment

Image display ratio: 16:9

Backlight source: LED backlight

Input signal type: PAL/NTSC video (automatic recognition)

Input signal amplitude: Standard: 1.0 Vp-p, Minimum: 0.5 Vp-p, Maximum: 2.0 Vp-p

Working voltage: DC 9V to DC18V Standard: DC12V (power ripple less than 0.3VP-P)

Working current (when powered by DC12V): DC180mA ± 20mA

Power consumption: ≤ 2.5W

Start time: ≤ 1.5 seconds

Working temperature range: -20 ℃ -60 ℃

Storage temperature range: -40 ℃ -70 ℃



Promotion: The above plan is mature, and our company can modify the PCB size according to the customer's shell structure.



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