Figure 4-20: Troubleshooting Procedure (5) - Tektronix MTX100A Service Manual

Troubleshooting
(B)
Connect a VGA monitor to the
VGA connector on the rear
panel.
Restart the MTX100A.
Are any images
displayed on the
monitor?
Does the backlight
light ?
H Check the 259-A002-00 cable.
H Replace the A30 Front Panel board.
H Replace the LCD module.

Figure 4-20: Troubleshooting procedure (5)

4-42
No
Yes
No
Yes
Replace the CPU board.
H Check the 174-5184-00 and
174-5220-00 cables.
H Replace the A35 Power switch
board.
MTX100A MPEG Recorder & Player Service Manual