Sony 970C Series manual It means

2Using and Caring for Your Print Cartridges

When the Print Cartridge Status Light flashes, open the printer’s top cover and follow the instructions below.

If the arrow points to...	It means...		To solve the problem...
Problem with color print cartridge	The print cartridge is either:	1	Insert print cartridge if there is
	• missing		none.
	• improperly installed	2	Reinsert print cartridge if there
	• the wrong print cartridge for the		is one.
	printer	3	If the above do not solve the
	• defective		problem, verify the cartridge is
			an HP C6578 Series cartridge.
		4	If the problem persists, replace
			the cartridge.
Problem with black print cartridge	The print cartridge is either:	1	Insert print cartridge if there is
	• missing		none.
	• improperly installed	2	Reinsert print cartridge if there
	• the wrong print cartridge for the		is one.
	printer	3	If the above do not solve the
	• defective		problem, verify the cartridge is
			an HP 51645 Series cartridge.
		4	If the problem persists, replace
			the cartridge.
Color print cartridge low on ink	Color print cartridge is running low	Consider replacing the color
	on ink.	cartridge with an HP C6578 Series
		cartridge.
Black print cartridge low on ink	Black print cartridge is running low	Consider replacing the black
	on ink.	cartridge with an HP 51645 Series
		cartridge.
Print cartridges OK	Print cartridges are operational.	No problems.

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