Wednesday, January 12, 2011

Scanner Teardowns

I had two old scanners that I have had floating around for awhile and finally decided to tear apart and salvage the parts that could be useful.  Here are a few pictures (more here & here):

Avec
Overview

Power supply

Stepper and LEDs

Power to light red cold cathode tube

uMax
Product Overview

Voltage to drive cold cathode

Voltage to drive cold cathode

Stepper driver chip ULN2003AN

At a minimum I was able to salvage the following (there is more I may be able to de-solder):
2 - 12v steppers with gears, belts, etc...
3 - smooth guide rods (with bushings)
1 - 12v, 1.5A wall adapter
1 - 26v, 5v, +12v, -12v supply (I don't know the amps...)
1 - White cold cathode tube with control board
1 - RGB cold cathode tube set with control board
2 - FFC with connectors (will have to de-solder the connectors)
2 pieces of glass
Assorted mirrors
Assorted LEDs, switches, etc...