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Replacing the display on ZS5DF's FT-290R

Replacing the display on ZS5DF's FT-290R

Don't overtighten the screws! The DPO obviously did.

Replacing the display on ZS5DF's FT-290R

Dave's rig has a little plug for a tone board. Neither of mine (2E120900, 2M230118) do.

Replacing the display on ZS5DF's FT-290R

It's a lot easier if you unsolder the speaker.

Replacing the display on ZS5DF's FT-290R

And this wire (It's the one from the T CALL switch, you might want to modify it anyway, see my main FT-290R page).

Replacing the display on ZS5DF's FT-290R

And the ground wires here.

Replacing the display on ZS5DF's FT-290R

The spacer holding the display in is shorter than the two spacers holding the keypad unit.

Replacing the display on ZS5DF's FT-290R

Out with the old.

Replacing the display on ZS5DF's FT-290R

And in with the new.

Replacing the display on ZS5DF's FT-290R

You will need to file the PCB in this area to make it fit properly, and to make sure it doesn't bump the S meter out of position when you fit everything together again.

Replacing the display on ZS5DF's FT-290R

Then there's the mod to supply Vss to the display. Remove R08 (5k6) and jumper R19 (39k).

Replacing the display on ZS5DF's FT-290R, finished result

Nice, innit?


Display Unit PB-2247 TP0401 H1313A

Someone asked me what the pinouts on the TP0401 were.

1greenR40
2brownSTD
3redCE
4orange FC
5purple VSS /gnd
28 blueR41
27whiteR42
26greyR43
25yellowVCC

(For what it's worth)


[Image] Hit Count hits since 2016-12-07.

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