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6. Troubleshooting
6-1 Checkpoints by Error Mode
1. Power Light: Check the master switch (ON/OFF) and the fuse to see if they are operating.
2. LED Blinking: See the basic LED checklist in 6-2-1.
Check CN804 pins 15&16 on
Short CN802 5&6
PIN on DMD Board
Samsung Electronics
< Blinking Temp & Timer LED >
Are fans running?
No
Check for 8Vdc at
CN804 & CN805 Pin3 on
DMD Board.
No
the Power board for 12VB
Yes
Replace
the Main board
< Blinking Lamp and Temp LEDs >
Is lamp cover installed?
Yes
Make sure lamp cover
switch is activating
Yes
No
Check boss
on Lamp Cover
No
Replace the DMD Board
No
Replace the Main Board
Yes
Replace DMD Board
Yes
Replace fan(s)
No
Replace Power Board
No
Install lamp cover
Troubleshooting
CN101
6-1
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Table of Contents
Troubleshooting
