Mindray DC-68, Service Manual

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13-10 Troubleshooting of Regular Malfunctions
5 Keys on the control panel
work well, but single
encoder does not work.
Single encoder error Replace the encoder board
6 Control panel keys work
well, but single TGC button
fails.
TGC board error Replace TGC board.
All TGC buttons do not
work.
Control panel error Replace control panel
13.7 LCD Display Failure
13.7.1 Related Modules or Boards
No. Description Remarks
1 Display (Monitor) assembly Attached
2 PC carrier board /
3 PC module /
4 IO board /
5 10.4-inch display assembly /
13.7.2 Key Points Supporting Troubleshooting
No.
Key Points Supporting
Troubleshooting
Remarks
1 Display module indicator At the right bottom of the display
2 Backlight of the LCD More brighter in the darkness
3
Video output interface of VGA, HDMI for
IO back board.
External LCD is needed.
4 Display mode of the LCD
Blank screen, “No Signal” or blurry screen, etc.,
appears.
5
Display mode of 10.4-inch display
assembly.
Blank screen, “No Signal” or blurry screen, etc.,
appears.
6
The locking indicator of video output for
PC module.
On IO board.