Figure 1-3 Circuit Boards Of The Print Engine (Right Front View) - Tektronix Phaser 340 Service Manual

Front panel
I/O Board 4

Figure 1-3 Circuit boards of the print engine (right front view)

Ten circuit board support the printer's electronics. Four board, called
I/O board 1 through I/O board 4 supports the front panel, solenoids and
sensors. The main board contains the printer's two CPU processors, a
29K processor which executes the PostScript image processing and a
68K processor which controls the print engine.
General Information
Power
control board
I/O Board 3
I/O Board 2
Service Manual
1
Power supply
9100-94
1-5