For repairers: The good news from Minolta

[Andreas Thaler]

Older electronically controlled cameras (which are no longer serviceable due to lack of spare parts) have a reputation for being difficult to repair - if at all.

But often it is not the electronic components that break (excluding electrolytic capacitors) but rather contact problems or problems with the power supply, which can be remedied quite easily. If you find them and have access

Minolta note in their service manual for the X-500/570/300/370 that were on the market in the 80s and 90s:

Trouble is most unlikely to occur in electronic parts, such as ICs, diodes, transistors, resistors, and capacitors. Therefore, check the cause of trouble, with the focus on the defective soldering of lead wires and electrical parts, and switching contacts.

May it stay that way for the next few decades!

What are your experiences with the topic?

 

[Andreas Thaler]

However, the further development of photographic technology at Minolta in the 80s already brought restrictions for repairers outside the company.

Here is a note at the beginning of the service manual for the Minolta 9000:

Since Minolta no longer exists and therefore no longer has their test devices, repair and adjustment options are looking poor today. Of course, this also applies even more to all subsequent cameras of this and other manufacturers.

I think the Minolta X cameras are the last generation where we still have a chance to do repairs up to a certain extent. Although special test devices are already mentioned in the related service manuals.

However, it doesn't have to be hopeless. Mechanical parts should also be replaceable in a Minolta 9000. At some point I'll open one of mine

 

[ic-racer]

What are your experiences with the topic?

Here is a good one. Cold solder joint on DX sensor of Nikon N55:

 

[ic-racer]

This little wire broke off the pressure plate of a Rolleiflex 6000 series. Without the wire, the motor would not stop after the film wound up to the takeup spool. Easy repair, but hard to find because it is hidden under the pressure plate.

 

[ic-racer]

The meter on this Rolleiflex SL35M would turn on. The contacts were dirty. Here I have an index card with DeOxit on it. I'm running it between the contacts to clean them.

 

[Pieter12]

Older electronically controlled cameras (which are no longer serviceable due to lack of spare parts) have a reputation for being difficult to repair - if at all.

But often it is not the electronic components that break (excluding electrolytic capacitors) but rather contact problems or problems with the power supply, which can be remedied quite easily. If you find them and have access

Minolta note in their service manual for the X-500/570/300/370 that were on the market in the 80s and 90s:



May it stay that way for the next few decades!

What are your experiences with the topic?

When Quality Light was still in business, the last repair he made on my Minolta spot meter was to repair some solder joints.

 

[cmacd123]

Since Minolta no longer exists and therefore no longer has their test devices, repair and adjustment options are looking poor today. Of course, this also applies even more to all subsequent cameras of this and other manufacturers.

I think the Minolta X cameras are the last generation where we still have a chance to do repairs up to a certain extent. Although special test devices are already mentioned in the related service manuals.

I know that in many of the Digital Cameras, the Canon factory manual asks that many parts be connected with a locally built Test Cable to a certain (older) generation of Windows laptop and the Special Canon - Windows based software be used to set up the parts. the one manual I saw described the making of the special cables by first taking apart and modifying a lens and a Camera Body. I recall that the foot of a flash is also required to connect to the hot shoe contacts.

any of the Auto Focus cameras may have such "Requirements"