Contents
4.1 BLACK SCREEN .............................................................................................................................. 1
4.2 NO RESPONSE FROM THE KEYBOARD ................................................................................................. 1
4.3 NO ECHO SIGNAL IN IMAGE AREA .................................................................................................... 2
4.4 BLACK AREA IN THE IMAGE
（
BLACK STRIP
）
.................................................................................. 3
4.5 IMAGE INTERFERENCE ...................................................................................................................... 3
4.6 BACK-END CIRCUITS FAULT ............................................................................................................. 4
4.7 OTHER FAULTS .............................................................................................................................. 5
CHAPTER 5 MAINTENANCE AND CLEANING .................................................................... 1
5.1 MAINTENANCE TO BE PERFORMED BY USER ...................................................................................... 1
5.1.1 Cleaning the system .................................................................................................................. 1
5.1.2 Creating a backup copy of the system hard disk ...................................................................... 3
5.2 MAINTENANCE TO BE PERFORMED BY SERVICE PERSONNEL ................................................................. 3
DP-3300/DP-3200 Service Manual（V1.1） 3
To Next Page
Loading...