Cold weather & printers

[Vu Pham]

> -----Original Message-----
> From: linux-users-bounces at linux-sxs.org 
> [mailto:linux-users-bounces at linux-sxs.org] On Behalf Of Mike Reinehr
> Sent: Thursday, December 08, 2005 9:18 AM
> To: linux-users at linux-sxs.org
> Subject: Re: Cold weather & printers
> 
> On Thursday 08 December 2005 08:10 am, Vu Pham wrote:
> > > -----Original Message-----
> > > From: linux-users-bounces at linux-sxs.org 
> > > [mailto:linux-users-bounces at linux-sxs.org] On Behalf Of Net Llama!
> > > Sent: Tuesday, December 06, 2005 2:59 PM
> > > To: Linux tips and tricks
> > > Subject: Re: Cold weather & printers
> > >
> > > On Tue, 6 Dec 2005, Vu Pham wrote:
> > > > Can the cold weather have anything to do with the 
> printer problem ?
> > >
> > > Most definitely.  Keep in mind that printers need to warm up when 
> > > first powered on.
> >
> > It is. This morning it is around 30 F again, and I just got a call 
> > about the same problem.
> >
> > Vu
> 
> 	Vu,
> 
> Is this a laser printer, and, is it programmed to go into an 
> energy saving mode after a period of inactivity. If so, 
> perhaps disabling the energy saving mode, might help.
> 

Yes, I tried it but it doesn't help. 

The tcpdump outsput shows the packets are so cold that they are corrupted
<g>. You can see below that the printer sent the Reset back to the server.

[root at pepper root]# tcpdump -n -i eth1 host 192.168.248.65
tcpdump: listening on eth1
10:06:43.810021 192.168.248.65.jetdirect > 192.168.249.22.48318: R 0:0(0)
win 5840
10:07:01.804723 192.168.249.22.48318 > 192.168.248.65.jetdirect: S
869779140:869779140(0) win 5840 <mss 1460,sackOK,timestamp 726552935
0,nop,wscale 0> (DF)
10:07:31.807759 192.168.248.65.jetdirect > 192.168.249.22.48318: R 0:0(0)
win 5840
10:09:07.814764 192.168.249.22.48321 > 192.168.248.65.jetdirect: S
1102104625:1102104625(0) win 5840 <mss 1460,sackOK,timestamp 726565536
0,nop,wscale 0> (DF)
10:09:10.814712 192.168.249.22.48321 > 192.168.248.65.jetdirect: S
1102104625:1102104625(0) win 5840 <mss 1460,sackOK,timestamp 726565836
0,nop,wscale 0> (DF)
10:09:16.814714 192.168.249.22.48321 > 192.168.248.65.jetdirect: S
1102104625:1102104625(0) win 5840 <mss 1460,sackOK,timestamp 726566436
0,nop,wscale 0> (DF)
10:09:28.814718 192.168.249.22.48321 > 192.168.248.65.jetdirect: S
1102104625:1102104625(0) win 5840 <mss 1460,sackOK,timestamp 726567636
0,nop,wscale 0> (DF)
10:09:37.816752 192.168.248.65.jetdirect > 192.168.249.22.48321: R 0:0(0)
win 5840

I thought the temperature could only affect the mechanics part, not the
eletronics.

Vu