CED VideoDisc and Player Discussion

The screen/display problems with the J/K 400 players occur with time. The problem can be smearing, soft picture. lines in the picture, picture break-up or no display at all. In most cases the probl ...

We receive a lot of stylus work in Sept, Oct and Nov each year. I am glad to report that we have caught up with this work. We have made improvements to the stylus repair and rebuild process . So i ...

The SGT250 service data shows the 2 turntable bearings. The upper and lower bearing are identical RCA Part 149052. No alignment is needed if the bearing are replaced. Wear sometimes shows on the ...

I have looked carefully through the RCA Service data for the SGT250 and the Addendums and Service notices. I see no reference to an Alignment Fixture. There is no instruction to align bearings in the ...

NOTE FROM CEDATUM.

The RCA CED players were made in Bloomington IN. The boxed players were placed on pallets and shipped to an RCA distributor in a semi-truck with air suspension. At no time were ...

[Shaky image, back and forth movement. Good chance that you player Time-Base Correction is not working. On your player check the following:

1/ Remove the stylus arm multipin connector. Measure the ...

RCA refers to these as ; Nut Push. They have an RCA part number but we don't believe they were ever stocked as a part. Servicers were encouraged to order a new replacement front panel.
The NUT PUSH ...

Most likely the L+R audio processing is bad. If your have a dual audio track disc ( Jane Fonda's Workout ) check if you have an output on both channels.
Check if the L+R audio demod IC is OK ( ...

The RCA Review was a quarterly publication published by RCA Engineer and Research.
The RCA Review Vol 39 "VideoDisc" covers the technical history and development of the CED System includin ...

[We have one in nice condition $8. And it is just as RARE as the one on E-Bay !!!- Can ship via low price media mail.

Contact: cedatum@ccrtc.com

Of the CED stylus cartridges CEDatum receives for evaluation and restoration, 30% need diamond tip cleaning, 40% repairs and 30% are rebuilt with a new diamond tip.
A high percentage of the repairs a ...

Gary,

CEDatum stocks this part R5917 22 ohm. RCA Part number 163285.

E-mail: cedatum@ccrtc.com

Did you find the repair info in the service data ? The resistor that may have opened is R5917 22 ohm. But before you remove the circuit board check the following. Measure the voltage on the funct ...

[The 2870801-1 is the stylus arm gearbox drive motor. Check that voltage is getting to the motor.
Connect a multimeter to the 2 motor terminals and set the meter to the 20 DCV range.
Load a disc i ...

[Gunner, please let us know if the player ejects the disc normally when the STOP/REJECT button on the REMOTE is pushed.
A disc is playing, push only the STOP/REJECT button on the Remote, not the REJE ...

You may have a problem with the Front Panel membrane switch assembly. I assume that when you pushed the REJECT button, this is the button on the player front panel ?. What happens when you push t ...

CEDatum has available a few boxed UOS cartridges. Also Grade A rebuilt and repaired cartridges - all fully tested.
We also offer free cartridge evaluations and a report.
e-mail us at: cedatum@ccrtc. ...

CED players are now 30 years old. The glue on the cardboard tab can let go and the tab with instructions falls off . The metal part comes off with a swift pull with pliers,
The usual damage to a J ...

To add a note to 'New to CED. Just ordered one. Some intro questions'.

RCA shipped new players with a clever design of Shipping Tab. A pin that is inserted into the player stylus arm to lock it, a ...

John. Send me an e-mail message at : cedatum@ccrtc.com and then I can give you detailed info on what to try. Don

We can probably help you with this electronic problem. Do you have the Service Manual for the sj400 player ? Don

CEDatum stocks all the belts for RCA CED players, including the belt for the SJT400.

E-Mail us for a parts list. cedatum@ccrtc.com

This is the 3rd reduction gear. CEDatum has them in stock. We carry many CED player parts. e-mail: cedatum@ccrtc.com

[The broken stylus on E-Bay sold for $63.99 . So folks, check your CED parts box, there is money to be made on junk.

Assuming the only damage to the "Brand New" stylus on E-Bay is a broken rod, CEDatum can replace the rod.

If the diamond stylus tip is damaged then this stylus has to be rebuilt.

So CE ...

Check E-Bay, Stylus 154216 at $68.99. Item description reads : See pics - Item is brand new.
The picture shows the underside of the stylus. The aluminum connecting rod is broken. This stylus is N/ ...

CEDatum has in stock replacement yoke screws. They are much better than the RCA original The replacements are made of hard stainless steel.
Sold in a packet of 2 screws. E-mail contact. cedatum@ ...

Yes, I have seen the problem that Rixrex describes and have fixed the problem on several players. The turntable in the J/K player is direct drive. The ring magnet under the turntable is pulsed to ro ...

CEDatum designed a kit to add a Video and Mono audio RCA connectors to RCA CED players that only provide a Ch3/4 coax output . The modification consists of module installed in the player and RCA co ...

With CED Pro ( Darrell) now retired who is offering full service on CED players including repairs of player electronics ? I offer this service for the CEDatum CED hobby group. We are located in India ...