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  1. 73's de Edd

    Wiring question on electric bike

    Most humble and bumbled apologies . . .I did not go quite far enough back, to see that post REALLY was initiated by . . . . .pilotbear, OH TAY ? as I infrequently, if ever, catch any HELL! s
  2. 73's de Edd

    Wiring question on electric bike

    Sir pilotbear [mod edit: changed addressee] . . . . . I have amassed all of your related info into one inclusive illustration . . . . now check it owwwwwwwwwww-ut. "Unitized" Techno Illustration . . . . . I do believe that your original unit has the switch within the unit has the S1...
  3. 73's de Edd

    Looking for a service manual / schematic

    Sir spec meister . . . . . I am seeing an IC801 as being a 16 pin flat pack . . .surface mount and its final pins, 15 and 16 are providing separate gate drives to the two power FETS that drive the two black inverter HV transformers. I am possibly suspicioning it to be of the SG38xx family ...
  4. 73's de Edd

    Looking for a service manual / schematic

    Sir specmaster . . . . . . (+ or - 2 nanovolts ? ) I consulted post 7 . . .observed photos . . . . .wiped drool from my lips. You have that single pulled power FET that drives that main power transformer to its left for giving 5 V standby . . . . . ALL of the time that the unit is plugged into...
  5. 73's de Edd

    my busted psu

    Sir m3vuv . . . . . I am fully aware of what you are saying,but that doesent (SP) . . doesn't answer the question i asked about the diode replacement does it? YOU have the unit visible and at hand to examine . . .I have nothing to view and evaluate . . . . . and apparently even the...
  6. 73's de Edd

    Please help a lay person with some repair questions

    Susan ? Moren in 92307 . . .Apple Valley Cal . . . . . . You say . . . . . 4 year old "play" with the chair, repeatedly pushing buttons rapidly I say . . . DRATTED Rugrat denizens . . . damaging YOUR property . . . . . OFF WITH THEIR HEADS ! ! ! . . . .regardless of being your...
  7. 73's de Edd

    my busted psu

    could i use one of those to replace the shorted diode in my psu SCHEMATIC REFERRAL . . . . Just look at that rectifier part number prefix . . .1N5402x12 . . . . . as it infers of USING 1N5402 in their Case STYLE 267-02 and units being rated at 200V 3A. NO WAY is that related to a Schottky...
  8. 73's de Edd

    Can someone help me identify this electronic component

    Indeed . . . .that does seem to be a ball switch . . . WITH AXIAL LEADS . But I don' t see the surrounding amount and types of electronics to fulfill construction of the transmit aspects. related to that sole X1 crystal. Will think some more on the units aspects . . . .
  9. 73's de Edd

    Can someone help me identify this electronic component

    I do not have the item any more. GRRRRRRRRRRRR . . . . .RRRRRRRRRR . . . . . . RRRRRRRR !!!!!! WHASSAMATTAH YOU ! Any intelligent person or packaratama extremus . . .would have kept that unit for its discrete parts ! BOARDS FIRST SIDE On photo 1, the presence of X1 looks as being a...
  10. 73's de Edd

    Ancient Adeptness of Hidden Powerworks

    Are any of these akin to your Coleman,s furnaces wiring ...
  11. 73's de Edd

    Cannot find this specific resistor, help!

    Got the same units big brother de e e e e e e e cades ago . . . . . .while in Hong Kong . . . . at the China Fleet Club. Now . . . .? ? ? ? ? ? ? is that resistor REALLY BAD ? ? ? ? ? ? as in looking at its INVOLVED circuitry, it is merely serving as an "electrical shock absorber " in...
  12. 73's de Edd

    Rectifier IRL2703

    Sir getzo727 . . . . . That is probably because its being an old part series that's phased out of new designs. Herewith . . .the full spec sheet on that unit . . . .followed by another reference of acceptable substitutions for it. I just LOVE to use the Int Rect series . . .IRF1404 . . . . ...
  13. 73's de Edd

    Repair massage gun - not charging

    Sir . . . . I ( YOU ) DON"T KNOW . . . . . ya-da-ya-da-ya Looks like the board contains a boost converter IC which contains both the drive electronics AND ALSO an internal power FET which pulse drives the L3 inductor that then rings and produces a considerably higher voltage with each driven...
  14. 73's de Edd

    Help, what SMD is that?

    2.8 uh / or / mh ferrite " dumbell " inductor . . . . . side view . . . And with the illustration shown below, and its turns count, its more in the 2 .8 mh spec, would have to see the winding wire size and turn count on yours for its confirmation. Look elsewhere for your trouble .
  15. 73's de Edd

    Panasonic SAPM-31 Mini hifi, Tapedeck motor running all the time

    If you check the incoming motor drive signal from uP . . .IC600 pin 43 . . . . . that output port feeds that darlington pair motor power switching transistor Q310, and the tape drive motor will start running . . . .when the TAPE function from the selector is opted upon. Then the actual...
  16. 73's de Edd

    panasonic sa axk72 not powering on blue lights around volume control

    Consider . . . . .Panasonic SA-AKX72PH . . . .instead.
  17. 73's de Edd

    Generator/Inverter repair

    Certainly might look that way. More definitively . . . . . .has it split right at the very center of that stamp distressed metal triad apex ? , and can you get a very small gauge pin / needle down into the crack ? If so, you have lost sealing, along with electrolyte and a resultant dry out and...
  18. 73's de Edd

    Troubleshooting Bosch al1411dv NiCd charger

    Sir JordanSunday . . . . . Where did your supplied schematic come from ? Is there even a 1% possibility that linear battery controller IC is legibly labeled and you can pass it's numbering info to us ? Also a GOOD close up photo of both sides of the PCB may be required . . .as we are being...
  19. 73's de Edd

    Marantz 2230B with Weak FM

    Thir Kilgore Cemetery . . . . . . . . . .(shudder-shudder) The Signal Strength meter barely moves. We're talking 1-2mm from total static to the strongest station. Wouldst thou taketh out a roll of pwemium bwewed hooketh up wire and bare it of about 5mm of wire insulation at its end and then...
  20. 73's de Edd

    Are there any alternative to epson ic A2098, C6082?

    Sir Mbaltay . . . . . Wel . .l . .l . .l . . l . . . first-est . . .of all . . . .are you the original owner of this unit as its user, from day one 2006'ish thru 2022 ? OR . . . are you its thrift store / gifted or curbside find recipient ? Since that unit has software that times out and...
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