General view
|
Other side
|
Front
|
Front text
|
Power switch, Volume, contrast and brightness controls
|
Rear
|
Without logic board compartment
|
Opened
|
Inside, you can see system bus and power supply.
|
Rear connectors: Serial, printer and keyboard.
|
Configuration jumpers.
|
Display board is being removed.
|
CRT electronics
|
and the CRT itself
|
Markings on the bus board
|
There are 4 places for slots, but only 2 are used. Others are labeled REZ (reserved)
|
CPU board number
|
CPU board
|
Z80 CPU chip and 12K of RAM
|
CPU module front label
|
RAM and clocking circuits
|
Parallel port drivers
|
ROMs
|
Display board...
|
...And its solder side
|
Parallel controller
|
Display board's EPROM
|
Keyboard
|
Inside the keyboard
|
It has quite low serial number.
|
Modification to fit signals to terminal.
|
Electronics PCB.
|
· · 1 · · |