[ICOM] 110 TO 240 V CHANGE

[Gary Fiber]

Doug,

I don't remember a fan with the PS-35 but the PS-740 had a fan or at 
least one near by.
Well the grey matter is still working a bit. :)

Gary K8IZ

At 07:59 PM 4/20/2006, you wrote:
>Gary,
>
>You have an excellent memory.  I dug through my files and
>found the answer to the same request I made to Icom in 1985:
>
>PS-35/PS-740 CONVERSON TO 230VAC
>1. Remove the top cover from the PS-740 or PS-35.
>2. Remove all screws which mount the PC board, transistors,
>and rectifier.
>3. Move the jumper directly in front of L1 from the 110 to
>the 220 position.
>4. Move the jumper which is located directly behind L2 from
>the 110 to the 220 position.
>5. Remove the jumper which is strapped across the AC input
>leads of D1.
>6. Install a 5 amp fuse in place of the 10A.
>7. Replace the fan with a 220V version.
>
>Did the PS35 have a fan?
>
>Doug/VA5DX
>
>
>
>Subject: Re: [ICOM] 110 TO 240 V CHANGE
>
>As I remember there are three jumpers you need to change.
>Two are
>marked 110 - 220, move from 110 to 220 V position and one is
>under
>the diode bridge that needs to be cut.
>This jumper Spans the AC input pins on the bridge
>Then you need to change the male plug on the power cord. The
>jumpers
>are internal to the power supply so you will need to
>disassemble it
>to get to them.
>Others here hopefully will make sure I am correct as I am
>doing this
>totally from memory.
>I looked on mods.dk and nothing was there for either the 765
>or PS-35
>for 220 V operation.
>
>Gary K8IZ
>
>
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Gary Fiber K8IZ
GROL PG-19-6691
Washington State Resident