XYZ Machine Tools TRAK 2OP M11 Mill, Безопасность, Установка, Обслуживание, Сервис и Список Запасных Частей

Страница: 35 / 203

31
XYZ Machine Tools Ltd
TRAK  2
OP
Installation, Maintenance, Service & Part List Manual
LCD Power is OFF.
Verify that the LCD power LED is on and green. Press the LCD
power button on the LCD User Board inside the Panel Assy. See
drawing 27604.
Connection problem with the
Overlay Power cable.
Verify that the Overlay Power cable is connected properly from the
computer module to the Overlay Interface Board inside the
Pendant.
Connection problem with the LCD
12VDC Power cable.
Verify that the LCD 12VDC Power cable is connected properly
between the Overlay Interface Board and the LCD Controller board
inside the Pendant.
Connection problem with LCD
Digital cable.
Verify that the LCD Digital cable is connected properly between the
LCD Controller Board and the LCD.
LCD Power failure.
Verify that the LCD power LED on the LCD User Board is on and
green. Verify that the 12VCD green LED (D26) on the Overlay
Interface Board is on.
Computer Module failure. See Computer Module diagnostics, Section 5.3
LCD Controller Board failure.
See Program Panel diagnostics, Section 5.4
Overlay Interface Board failure.
4.3.1.2 The display shows a blue screen with a no signal on the screen.
Possible Cause Check This
VGA cable is not connected
correctly
Verify connection at computer module and at programming panel.
Computer module failure See computer module diagnostics, section 5.3
LCD controller board failure See programming panel diagnostics, section 5.4
4.3.2 Distorted Video on Display
The display has strange characters, horizontal bars or other unfamiliar images, or the display continually
rolls.
Possible Cause Check This
Connection problem with the LCD
Digital Cable.
Verify that the LCD Digital cable is connected properly between the
LCD Controller Board and the LCD.
Connection problem with the VGA
cable connection.
Verify that the VGA cable is connected properly between the
Computer Module and the LCD Controller Board.
LCD Controller Board failure See Program Panel diagnostics, Section 5.4
Computer Module failure See Computer Module diagnostics, Section 5.3
4.3.3 Overlay Key Not Responding
The screen display is normal, but the system will not respond to an Overlay key press. The system
responds to an external keyboard or mouse.
Do the following Service Codes and procedures:
• Code 81 (Programming Panel Key)
To check if the Programming Panel keys are working properly, press each key. If the key is working,
the corresponding key on the screen will light up. The pendant will also beep.