I just opened my YN565EX, installed batteries, took a few flashes and turned it off. I returned later to find the unit warm and the batteries hot and exausted. What goes??
An electrically-shorted battery will generate heat. Make sure that batteries are inserted in proper direction.
Thanks, I'll recheck the battery orentation and try again.
J
G Brown
Loc: Sunny Bognor Regis West Sussex UK
I would suggest it isn't switching off. I take the batteries out when I finish up - so never had this problem with mine. I'm not the fastest photographer so have been using the flash on and off for a couple of hours messing about with shots and I never noticed it getting hot or needing new batteries. possible you have a faulty one - hey even expensive ones can be that too-
No. Duracell alkaline. A warning comes with the unit advising against Lithium Ion.
Thanks
I thought about removing batts and if it continues, I'll always do that. Thanks
I have used an Nikon SB-600 speedlight nearly weekly for the last four years. I leave Duracell NiMH batteries in my SB-600 continually, exchanging recharged batteries when needed. I have never experienced any problem with my SB-600, nor with NiMH batteries.
JCam
Loc: MD Eastern Shore
higherground4 wrote:
No. Duracell alkaline. A warning comes with the unit advising against Lithium Ion.
Thanks
"Lithium Batteries" come with several different chemical components some of which put out different voltages--too many to list here.
The old standard single cell carbon-zinc & carbon-alkaline dry cells put out 1.5 volts when fully charged; NiMh & NiCad single cell batteries have a fully charged output of 1.2V.
The reason the camera manufacturer doesn't 'recommend' the latter MAY BE that the output voltage is lower therefore may not last as long in service; on the other hand their output is fairly level in use until a recharge is needed. The carbon-zinc & carbon alkaline types have a steadily decreasing output and the 'depleted' stage may be noticeable by longer camera "recycle time" (or a flashlight getting dim); the others would probably just stop working.
Disclaimer: I'm not a battery engineer but I have had a lot of experience with various types, but please check out what voltages your camera needs before you switch and don't go over the output of whatever their recommended batteries have.
Here's my story about shorting out batteries.
Got a phone call from a friend asking If I would visit him and bring along my power screw driver and certain attachments. I decided to take along some extra batteries and dumped four charged double A's into my pocket and headed his way.
I soon noticed the right side of my right leg was getting very warm. I released my seatbelt and reached into my pocket and discovered that two of the batteries were to hot to handle. The coins in my pocket were shorting out the batteries and the heat on my leg was from the warmed coins.
I ended up, pulling over, lowering my pants so I could dump the batteries out of my pocket. Lesson learned!
The Watcher wrote:
Here's my story about shorting out batteries. . . .
I ended up, pulling over, lowering my pants so I could dump the batteries out of my pocket. Lesson learned!
Lucky fella! I worked in a production facility that used up about 20,000 batteries per day building power packs. Despite all the OSHA mandated safeguards, no metal jewelry or watches, specifics on how everything had to stored and handled and fireproof cans with lids on every line for "hot" cells, we still had occasional meltdowns. It could have been much worse if one of those batteries in your pocket decided to self destruct at 2000 degrees! :shock:
I've been around a long time and I have installed thousands of batteries (most of them correctly). Maybe I missed this time. There is always a first time. Thanks
higherground4 wrote:
No. Duracell alkaline. A warning comes with the unit advising against Lithium Ion.
Thanks
What if you replaced the alkaline with Ni-MH batteries? They are the other acceptable batteries (page 61 of the manual).
I didn't see a warning against Lithium Ion in the manual, must have come on a separate paper or leaflet?
I also use a yongnuo 565ex. Make sure you are using the same age or group of batteries(put 4 new or same charge batteries)
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