Sony KDL-40NX720 / KDL-46NX720 / KDL-55NX720 / KDL-60NX720 (serv.man3) Service Manual ▷ View online
KDL-40/46/55/60NX720(CH)
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WARNINGS AND CAUTIONS
USE CAUTION WHEN HANDLING THE LCD PANEL
When repairing the LCD panel, be sure you are grounded by using a wrist band.
When repairing the LCD panel on the wall, the LCD panel must be secured using the 4 mounting holes on the rear cover.
1)
Do not press on the panel or frame edge to avoid the risk of electric shock.
2)
Do not scratch or press on the panel with any sharp objects.
3)
Do not leave the module in high temperatures or in areas of high humidity for an extended period of time.
4)
Do not expose the LCD panel to direct sunlight.
5)
Avoid contact with water. It may cause a short circuit within the module.
6)
Disconnect the AC power when replacing the backlight (CCFL) or inverter circuit. (High voltage occurs at the inverter circuit at 650Vrms.)
7)
Always clean the LCD panel with a soft cloth material.
8)
Use care when handling the wires or connectors of the inverter circuit. Damaging the wires may cause a short.
9)
Protect the panel from ESD to avoid damaging the electronic circuit (C-MOS).
10)
It is recommended not to exceed 1 hour of Power-On nor Burn-in period with LCD panel face down condition, in repair activity.
KDL-40/46/55/60NX720(CH)
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- Please hold the long side more than 200mm from the short side. (Fig.1)
- When you ground Tengo panels beneath, ground it on the level slowly. (Fig.2)
More than 200mm from the short side
HANDLING THE TENGO PANEL
When handling the TENGO panel, please obey the following instructions.
WARNINGS AND CAUTIONS
Fig.1
Fig.2
KDL-40/46/55/60NX720(CH)
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By following handling, resin separation/cracking of glass may be occurred,
“restrict”
the following items.
1. Temporarily putting on lower cushion with bottom of glass. (Fig.1)
2. Ground with the bottom of glass. (Fig.2)
3. Grip as palm touches glass side. (Fig.3)
4. Hold the short side. (Fig.4)
5.Hold glass only when glass side up. (Fig.5)
Easy to bent
WARNINGS AND CAUTIONS
Fig.1
Fig.2
Fig.3
Fig.5
Fig.4
KDL-40/46/55/60NX720(CH)
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When replacing the Tengo panel at service, please note the followings.
- Unpack the carton box, pull out the panel with reinforcing plates. (Fig.3)
-Together with reinforcing plates, place the panel with face down slowly. (Fig.4)
* Please use the reinforcing plates as operating table.
NOTES ON REPLACING THE TENGO PANEL
WARNINGS AND CAUTIONS
Fig.3
Fig.4
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