Nikon user manual Troubleshooting, Problems with the SB-600, Problem Cause

Troubleshooting

If a warning indication appears on the SB-600’s LCD panel or inside the camera’s viewfinder, use the following chart to determine the cause of the problem before you take your Speedlight to a Nikon service center for repair.

●●● Problems with the SB-600

Problem	Cause	Ref.
		page
The power cannot be turned on.	The batteries are not correctly installed.	p. 18
The ready-light does not light up.	Battery power is weak.	p. 19
	The standby function is activated	p. 21
	and operating.
The power turns off automatically.	The batteries are extremely exhausted.	p. 19
A strange sound can be heard	The batteries are extremely exhausted.	p. 19
caused by the flash head zooming
back and forth even when the
SB-600 is turned off.
No D, or o indicator appears in	The camera’s exposure mode or	p.80
TTL auto flash mode.	metering system is not correctly set or
	a non-CPU lens is mounted.
The zoom-head position cannot be	The built-in wide-flash adapter is in use.	p. 76,
adjusted to other than 14 mm.		p. 88
The SB-600 does not work when	Control buttons are locked.	p. 12	information
control buttons (a button, i/j
button, or s button) are pressed.
The ready-light blinks for 3 sec.	Underexposure may have occurred.	p. 29
after firing.
The underexposure indicator blinks	The flash has fired at its maximum output	p. 67	Reference
Three beeps sound during wireless
and the amount of underexposure is
displayed, depending on the
camera in use.
multiple flash shooting.	and underexposure may have occurred.
In wireless multiple flash	The flash mode of the remote flash unit	P. 67
photography, the ready-light blinks	is set to Non-TTL auto flash on the
quickly and slowly and the SB-600	Master flash unit. Reset the flash mode
alternately emits high and low tone	to D, Manual G or Repeating q
beeps for 6 seconds.	flash mode. The same is applied when
	the signal from the Master flash unit
	cannot be received correctly.
“– –” blinks in the zoom-head	A zoom-head position adjustment	—
position indicator.	error has occurred. Turn off the
	SB-600 and camera, and detach
	the SB-600 from the camera.
	Then, reattach the SB-600 to the
	camera and turn on the power.

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