Please help me to understand the “Marking” of equipment requirements for 
systems made up of multiple components.  I’m going to cross categories for the 
purpose of the examples, so don’t get confused by that.

Example 1:  I buy a PC. It comes in a large box. Inside I get a PC tower, 
mouse, keyboard, speakers with power cube, and maybe a printer with external 
power supply.   Each of the individual pieces I listed has its own Nameplate 
Label with Manufacturer’s name, model, serial, a CE marking, blah blah blah.  
The manual has a page that looks like a Declaration of Conformity and it 
identifies the PC.  The DoC may also have a statement that says something like, 
“includes all options and configurations”.

Questions:  Since each component has its own CE marking, shouldn’t each 
component have its own DOC?  If the model number on the PC and on the provided 
DoC only covers the PC, how are products made up of many EE identified and 
documented for CE?   Should there be another label added with a Model Number 
that encompasses the entire system and that number be listed on the DoC?  And 
if so, how do you know what components are included with that model?


Example 2:  Laboratory equipment system made up many components such as 
analyzers, heaters, sample loaders, ovens, external vacuum pumps, power 
supplies, PCs, monitors, keyboards, mouse, robot arm, measurement equipment, 
all interconnected and sold as a System with integrated software.  Each major 
component has its own Rating Label (Nameplate Label). The manufacturer of the 
System sells it as a Model SuperXYZ. Though this number is advertised and used 
to sell/order the system, the number does not appear anywhere on the product.  
Should it appear on the product? If so, where do you put it? What do you put on 
your DoC? Does the manufacturer of the system have to provide DoCs for every 
component?


Example Last:  In the above example, a USA company designs a builds a small box 
that gets mounted on the back of one of the components purchased from another 
company.  A nameplate label is added to the box with all the normal information 
including “Made in USA”.  However, when the combined product was shipped to 
another country, they were told they couldn’t list the “Made in USA” because 
the larger component it was attached to is made in a different country.   I do 
not understand the issue because the two are separate assemblies; each having 
their own Nameplate label and power cord.

Help me to understand.

Thanks,
The Other Brian

PS: Sorry if I made my examples too wordy. I tend to do that.
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