Pelco 9770 Monitor Display Problems, LED Indicators on the Power Supply Module, Switch, Color

Monitor Display Problems

Problem: Text characters (such as in camera titles) do not display properly.

Solution: The CM9770-VMC monitor output card in the matrix bay may not be set for the correct video format (NTSC or PAL). Check switch 1 on the DIP switch and verify that the switch is in the correct position, as identified in Table N. Refer to Figure 40 for an illustration of the DIP switch.

Table N. Monitor Output Card DIP Switch 1

Switch 1	Video Format
ON	PAL
OFF	NTSC

Problem: The CM9770-MXB color bars display in black and white, instead of the appropriate colors.

Solution: The CM9770-VMC monitor output card in the matrix bay may not be set for the correct video format (NTSC or PAL). Check switch 1 on the DIP switch and verify that the switch is in the correct position, as identified in Table N. Refer to Figure 40 for an illustration of the DIP switch.

LED Indicators on the Power Supply Module

Problem: If two power supply modules are installed in the matrix bay, the following LED indicators on a power supply will signify that the power supply is not working.

Front Panel Label	Color	LED State
+	Green	On
-	Green	Off
VF	Red	Flashing
PF	Red	On

Solution: First verify that the inactive power supply is seated properly in the matrix bay frame, and is turned on. If it is, the power supply may have blown a fuse. Refer to How to Replace the Fuse in a Power Supply Modulein the Installation section for instructions.

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