SUMMARY: LaserJet/JetDirect prints some jobs twice

From: Michael Hohmuth (hohmuth@irs.inf.tu-dresden.de)
Date: Mon Apr 24 1995 - 07:48:55 CDT


In article <D758qH.2Io@boi.hp.com>, Kent Chao <kchao@boi.hp.com> wrote:

> Michael Hohmuth (hohmuth@irs.inf.tu-dresden.de) wrote:
> : Environment: HP LaserJet 4m with JetDirect interface, driven by a SS20
> : w/ Solaris 2.4 and JetDirect software from ftp-boi.external.hp.com
> : (hpnpC0217.sol, hpnpf.C2).
> :
> : Sometimes, the printer prints a job twice.
> :
> : This seems to happen rather randomly, but I'm under the impression
> : that it happens more often after the printer comes back from powersafe
> : mode.

> Your guess is correct. It is due to warm up time from powersafe.
> Warmup time varies, depending on how long your printer is in powersafe
> mode.
>
> The symptom is most likely to happen after long power save period.
> For example, the first job in the morning. It probably takes more
> than 90 sec to warm the printer up, which exceeds JetDirect's 90 sec
> timeout (factory default). As a result, JetDirect breaks the connection.
>
> You can reset JetDirect's timeout a little longer (maybe 120 sec.) to
> prevent JetDirect from breaking the connection prematurely.

This fixed it. Thanks!

Michael

-- 
Email: hohmuth@inf.tu-dresden.de
WWW:   http://www.inf.tu-dresden.de/~mh1/



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