Jay Drew wrote:
> I have an OM4 and OM4T (well I have other bodies, but this discussion will be
> limited to those two). I assumed that the OM4 had the newer circuit by the
> self
> test turning off after 30 seconds. There is a slight difference in operation
> between my two cameras and I am wondering if it is a function or malfunction.
> When I use the self test, the 4T metering turns on. On the OM4, the self test
> does NOT turn on the meter, it always requires the push of the shutter release
> button. So just wondering, is my OM4 just slightly malfunctioning or is this
> a
> function of an older circuit or is this camera living in its own twilight
> zone?
>
I'm guessing it is a difference in circuitry. It doesn't happen to be
one documented so far that I know of, but sounds more like a circuit
difference than an error. After all, it turns on when needed.
There were more than one circuit.
http://olympus.dementia.org/Hardware/OM-4_circuits.html
Moose
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