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MOD problems
I just bought a FT-817 at HAMCOM in Dallas a week ago. Works like a charm. Since I am an Army MARS member, I tried the extended frequency mod.
I did the solder blobs on pads 1-4, and cleared the solder blob on the 5th pad. No extended TX on HF/2M/440. Have done the power + V/M + F reset many times with no effect. Also, when I do the power + V/M + F reset the display comes up 160m - L 1.800.00 Nothing else shows. Nothing works until you hit one of the other function buttons, then the display reverts back to normal. Although I haven't looked at it with a magnafying glass, I am pretty sure none of the pads are shorted to each other. My serial number starts with1E29xxxx I am baffled. Has Yaesu changed the firmware/hardware? Robert WB5PKN |
Robert,
Try this: (1) Turn OFF the FT-817 power. (2) Press and hold the "F" and the "V/M" buttons and turn the FT-817 power ON. Also, I note that your unit was made in March 2001 ans is Lot 29! What is the xxxx (unit number) please. This gives us an idea of the number of 817s produced? Anybody got a higher lot number (YMLLUUUU)? [Y = last digit of yr, M = month with C=January, LL= lot, and UUUU = unit in lot LL] 72 de Barry - W4WB --- In FT817@y..., rcrice@n... wrote: I just bought a FT-817 at HAMCOM in Dallas a week ago. Works like acharm. Since I am an Army MARS member, I tried the extended frequency mod. the 5th pad. No extended TX on HF/2M/440. function buttons, then the display reverts back to normal. sure none of the pads are shorted to each other.
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Pres Waterman
The symptoms seem like he wandered into Alignment-Menu land...
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Pres Waterman W2PW c/o Patchogue Motors, Inc. Long Island Ford and Kia dealer GO BILLS! ----- Original Message -----
From: <w4wb@...> To: <FT817@...> Sent: Saturday, June 16, 2001 9:33 PM Subject: [FT817] Re: MOD problems Robert,Questions ) see Please note that your messages and files sent to this group become publicdomain upon submission and may appear anywhere on the Internet or in print without notice or compensation.
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My full serial number is:
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1E290060 I think I have been doing the cpu reset correctly 1. power off the '817 2. Press and hold v/m and F then press the power button until the radio lights up The display then shows ONLY the following (no other indicators) 160m - L 1.800.00 This is different than the alignment mode display. Has anyone else done the extended frequency mod with a similar batch radio? Robert Rice WB5PKN --- In FT817@y..., w4wb@a... wrote:
Robert, |
OK Robert. Assuming that you haven't been playing in the alignment
menu area, you might go back and be sure you have teh solder balls correct and that the flux, etc. is cleaned well. Several folks have reported such problems. If nothing else, try putting it back into the original configuration, do the special reset, and see if it works again. Thanks for the SN update. Yaesu is really putting them out! 72 de Barry - W4WB --- In FT817@y..., rcrice@n... wrote: My full serial number is:radio lights up batch radio?
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Pres Waterman
OH! This just hit me...
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Some older Yaesu radios had you enter an upper and lower limit after the mod was done. Like on the FT-209 which only had ONE megahertz digit display e.g.. 6.520 for 146.52 which implied a 10MHz range of 140-150... You could make it 150-160 by entering a lower receive limit of 150 and an upper limit of 160 and a similar entry for TX. You may have to set an upper and lower range for each band, perhaps for TX only and perhaps for both TX and RX. This would either imply a major change in the CPU or you have discovered an entirely new mod mode/option. Pres Waterman W2PW c/o Patchogue Motors, Inc. Long Island Ford and Kia dealer GO BILLS! ----- Original Message -----
From: <rcrice@...> To: <FT817@...> Sent: Saturday, June 16, 2001 11:02 PM Subject: [FT817] Re: MOD problems My full serial number is:lights up radio? Questions ) see Please note that your messages and files sent to this group become publicdomain upon submission and may appear anywhere on the Internet or in print without notice or compensation.
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Cortland
Try the CPU master reset on page 76; HOME plus power on.
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Cortland (Former AAR6QC) --- In FT817@e..., rcrice@n... wrote:
Have done the power + V/M + F reset many times with no effect. |
Uh...
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operator error. I looked at the modification instructions again, with the aid of the two photos in the files section. Turns out I had soldered the wrong pads. Three minutes with my smallest soldering iron, a little desolder braid and some solder and all is right with the world! Robert Rice WB5PKN --- In FT817@y..., "Cortland" <ka5s@e...> wrote:
Try the CPU master reset on page 76; HOME plus power on. |
Cortland
Whoops!
INT OSH (Was that an Operator Short between Headsets? -- grin) Cortland --- In FT817@e..., rcrice@n... wrote: Uh...had soldered the wrong pads. Three minutes with my smallest soldering |
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