NT631C-ST153B-EV3 Omron, NT631C-ST153B-EV3 Datasheet - Page 253

• Manufacturer Part Number: NT631C-ST153B-EV3
• Description: 10.48-ColrDisplay,TFT,Blk,Eng
• Manufacturer: Omron

Specifications of NT631C-ST153B-EV3

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Maintenance of the NT631/NT631C
Notes on Replacing the
Backlight
Replacing the Backlight
NT631C-CFL01 (for NT631C-ST151@-EV2)
Procedure
236
1,2,3...
The life of the backlight varies, particularly in accordance with the temperature
in the environment in which it is used. It should be replaced when it becomes
dim and the screen becomes hard to read.
The life expectancy of the backlight for the NT631C-ST152@-EV2/ST153@-
EV3 at high brightness is 50,000 hours. The backlight cannot be replaced by
the user, however. Contact your OMRON service center when the backlight
needs to be replaced.
Pay attention to the following points when replacing the backlight.
Use the following procedure to replace the backlight.
Replace the backlight by following the procedure given below:
1. Turn the power supply to the PT OFF.
2. Disconnect the terminal block wiring, the communications cable, and the
3. Loosen four screws at corners on the rear face of the NT631C, and remove
4. Disengage two backlight connectors at the top and the bottom, and pull out
• Carry out the replacement work in a location where there is no danger
• Do not carry the Backlight Unit by holding only its cable, or pull on the
• Do not disassemble the product to repair or modify it.
Switch OFF the NT631C-ST141@-EV2/ST151@-EV2 power
before replacing the backlight. Otherwise you could sustain
an electric shock.
that dust or foreign bodies will enter the Unit, and where no water will drip
onto it.
cable. Do not subject the backlight to excessive force or shock.
Be sure to do so to avoid an electric shock.
printer cable. If a Memory Unit or Interface Unit is mounted, remove that
Unit also.
the rear case.
Be careful not to lose these screws.
From this step on, exert added care not to touch any electronic parts or
printed circuit boards inside the Unit. Otherwise the PT may sustain static
damage.
the touch panel cable.
Do not touch the printed circuit boards of the NT631C-ST141@-EV2/
ST151@-EV2 with your bare hands.
Also, discharge the static electricity from your body before starting the
work.
WARNING
Section 7-3