Sonance C4630 SE instruction manual Troubleshooting, Problem, Solution, Power, Audio, Keypads

	C4630 SE HOME AUDIO SYSTEM
TROUBLESHOOTING
KEYPADS
Problem	Solution
Keypad does not backlight	a) Make sure backlight jumper is in place.
	b) Make sure 14-pin ribbon connector is properly connected between Main and
	Numeric Keypad (see page 21).
Keypad backlight is too bright	Confirm proper Keypad Backlight Jumper position (see page 20).
IR receiver installed in Keypad	a) Eliminate interference from light sources, (sunlight, halogen, fluorescent, etc.)
does not work	that may be interfering with or locking-up the IR receiver.
	b) Move Keypad away from source of interference.
	c) Remove the IR receiver from the keypad and mount it in a different location.
POWER
Problem	Solution
System will not power up	a) Confirm that the AC ON LED is illuminated. If it isn’t, make sure that the power cord is
	firmly plugged-into the C4630 SE’s POWER CONNECTOR and into a live AC outlet.
	b) Keypad button is stuck under bezel, causing continuous IR code transmission.
Keypads 4 – 6 will not power up	Switch the ZONE 4 – 6 KEYPAD POWER switch on the C4630 SE rear panel to the
	INTERNAL position.

Source components plugged into switched outlets do not turn ON when the system is turned ON

POWER switches on components must be in ON or STANDBY position.

C4630 SE locks-up (zones will not turn ON or OFF) or acts erratically

Eliminate AC power line noise by connecting C4630 SE AC cord to a power conditioner.

AUDIO
Problem	Solution
No audio from source	a) Is the source ON?
	b) Is the source’s line audio out connected to appropriate Source Input (not
	Source Output) on the C4630 SE? (See page 11.)
	c) Is source playing?

52