4 and up code interprets differently from the 1 through 2N. TNM is the
factory, 1 "could" be 1991, or January, 08 = August or 1998.
John Hermanson
___________________________________
Camtech, Olympus Service since 1977.
21 South Lane, Huntington NY 11743-4714
631-424-2121 http://www.zuiko.com
Free Olympus Manuals: 1-800-221-3000
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----- Original Message -----
From: John Hudson <xyyc@xxxxxxxx>
To: <olympus@xxxxxxxxxxxxxxx>
Sent: Thursday, July 27, 2000 11:43 AM
Subject: Re: [OM] OM serial numbers
| John Hermanson wrote:
| >
| > Production dates are on the back of the pressure plate for OM-1 through
2N.
| > It's in code. First symbol is the factory it was made at. , First
number
| > is year: 5 for example, being 1975. Next number is month, 1-9, then X,
Y,
| > and Z standing for month 10, 11 and 12. There may be a 3rd number which
is
| > the number of the pressure plate, 1 through 5.
| >
| > Be sure you put the pressure plate back the way it came out. Oldest
OM-1
| > (short) pressure plates go in backwards compared to all other models.
| > Locking notch goes toward latch. All others, locking notch on pp goes
| > toward hinge. Push until it snaps.
| > OM-4 and up has the production date in the film chamber, printed in
white
| > letters.
|
| How does one interpret
|
| TNM1 08
|
| in the film chamber of a black OM4T ?
|
| jh
|
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