Theory Guide; Block Diagram - Kodak EKTAPRO 4020 Service Manual

SM 2547-1

3. THEORY GUIDE

Block Diagram

All functions of the projector are controlled by the MICROCONTROLLER ( MC68HC016B with 16k ROM) on the
MASTER PCB.
The controlling software is loaded in the 16k ROM of the MICROCONTROLLER for Models 4020 - 9020 and
9020/CINE.
Located around the MICROCONTROLLER on the MASTER PCB there are the inputs, outputs and drivers for
the sensors, LAMP, MOTOR´s and other functions.
The block diagram (figure 3-1) shows all of the functions of Model 7020 and 9020.
All model is equipped with the same MASTER PCB´s.
MODEL
4020
5020
7020
9020
9020/CINE
Kodak AG, Stuttgart
MASTERBOARD
LAYOUT No.7
LAYOUT No.7
LAYOUT No.7
LAYOUT No.7
LAYOUT No.7
3-1
Service Manual
MICROCONTROLLER
Version 4.8
Version 4.8
Version 4.8
Version 4.8
Version 4.9
03/98