NewLine TRUTOUCH VN Series User manual

VN Series

Service Manual

VN Service Manual

Safety Notice

1. There are many electrical and mechanical parts in the TRUTOUCH VN Series interactive

display. Pay attention and take safety precautionsbefore repairing the display.

2. It is essential that all components be replaced with authorized components recommended

in this manual to prevent shock, fire, or any other hazards.

3. Please do not modifythe original mechanicalor electrical design without previous verification

from the manufacturer or authorized agent.

4. Before starting a repair or disassembling the display, please make sure to unplug the

display from any power source.

VN Service Manual

Part A. PCBA Overviews

OPS Dock board

Mainboard

Power board

TempSensor

T-con board

Wifi module

Front port board

AC board

VN Service Manual

Page: 9 / 27

1. Mainboard wiring

AC board

Front port board

IR mainboard

Powerboard

T-Con board

T-Con board

Front port board

L & R Speaker s

OPS docking board

OPS docking board

Wifi module

VN Service Manual

VN Service Manual

2. Powerboard wiring

3. OPS docking board wiring

Mainboard

Mainboard

Powreboard

OC backlight

OPS docking

board

Mainboard

AC switch board

VN Service Manual

4. Wifi module wiring

5. AC Switch board wiring

Mainboard

Antenna

Powerboard

Mainboard

TempSensor pcb

Hard Reset button

VN Service Manual

6. Front port board wiring

7. TempSensor PCBA wiring

8. T-CON board wiring

AC switch board

Mainboard

Mainboard

Mainboard

Mainboard

OC PCBA

OC PCBA

OC PCBA

OC PCBA

VN Service Manual

VN Service Manual

Part B. Replace IR Touch Panel Sensor PCBAs

VN65:

VN75:

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