453564255081 PHiliphh MP70 15" LCD Display Assembly With Touch Option Model NL10276BC30-17
Specification
| Display Type | XGA |
| Resolution | 1024 x 768 |
| Refresh Rate | 60 Hz |
| Size | 15" (38.1 cm) |
Exchanging the Touchscreen
CAUTION This procedure must be performed in a dust free environment
1. Separate the two halves of the display as described in Separating the front and back halves of the display.
2. Unplug the cable from the touch controller board to the touch panel and use a T10 screwdriver to remove the six screws on the plastic cover.
3.Release the snaps on the side and pull off the display assembly from the panel.
Reassembly Notes:
• Both the touch panel and the touch controller board need to be replaced. If they don't match, the display won't work.
• When reassembling, align the touch panel to the LCD unit and lift up the ribbon connector.
Exchanging the LCD Assembly
1 Pull off the LCD panel display adapter.
CAUTION Do not touch the LCD Panel.
2 Remove the backlight tube cables
3 Remove LCD panel by unscrewing the two special screws on the top and the two regular screws on the bottom with T10 screwdriver.
Integrated Touch Display not functioning
| Symptoms | Possible Causes of Failure | Failure Isolation and Remedy |
| Touch Screen not functioning | Touchscreen functionality has been temporarily disabled | Check that the touchscreen function has been temporarily disabled (padlock symbol on the home key). If so, press and hold the Home key to re-enable touchscreen operation. |
| Touchscreen functionality has been permanently disabled | In service mode, select Main Setup -> User Interface and change the “Touch Enable” selection to “yes”. |
| Touch controller not connected | Check the touch panel to touch controller connection |
| Touch controller cablenot connected | Check the connection of the touch controller board to the motherboard |
| Touch panel cable not connected | Check the connection from the touch controller board to the touch panel |
| Touch controller board defective | Replacing the touch controller board NOTE: Linearization data must be loaded and recalibrated after replacing the touch controller board |
| Touch Sensor defective | Replace Touch Sensor |
| Main board defective | Replace main board |
| Touch Position invalid | Touch not calibrated | Perform touch calibration: 1. Enter the Main Setup Menu 2. Select Hardware - Select Touch Driver Settings
- Select Calibrate
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