[Kenwood] TS-870 Sticky VFO

Tue, 17 Feb 2004 15:56:42 -0600

It uses a sealed encoder unit. No adjustment, no cleaning, just replacement.

Clif Holland, KA5IPF
AVVid
Authorized Kenwood and Icom Service Center
816 W Shady Grove Rd
Irving, TX 75060

www.avvid.com

1-800-214-5779
972-870-0630 (Local)
----- Original Message ----- 
From: "Larry, K4WLS" <[email protected]>
To: "{Kenwood}" <[email protected]>
Sent: Tuesday, February 17, 2004 2:54 PM
Subject: [Kenwood] TS-870 Sticky VFO

> Just after the CQ WW DX CW, noticed:
> 
> On the 10 KHz/Rev setting of VFO knob, the 10's of Hertz
> display and frequency are sticking (not changing) for up
> to 1/4 Rev of VFO knob. A little jerk un-sticks it. This occurs
> at random internals on all bands, and for the full frequency span
> of all bands.
> 
> Turning the Step Adjust On/Off or changing the Step Setting
> to 1/5/10 KHz makes no difference.
> 
> If I use the 5 KHz/Rev setting for VFO knob, it works fine.
> 
> I have done a partial and full reset of the microprocessor - no
> help. The rig did get get the least bit warm during the contest
> as I kept a clip-on desk fan running and aimed at back of rig.
> 
> Anybody know if the VFO knob uses a daisey wheel encoder ??
> 
> Anybody got any suggestions ??
> 
> TKS,  Larry   K4WLS
> 
> - - -
> 
> Your moderator for this list is:
> Larry Wilson KE1HZ [email protected]
> 
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