4
Contents
Warnings
.......................................................5
A note about packaging................................5
Before operating the VT80 ...........................5
Installation
...................................................6
Top Plate ........................................................6
To remove the top cover (for VT80 units
sold outside of North America) ...................... 7
In your system ............................................... 7
Connections
.................................................8
Back Panel Controls and Connections .........8
Input Connectors ..........................................9
Output Connectors
.......................................9
Important ......................................................9
Matching........................................................9
A.C. Power Connection ............................... 10
Remote Turn-on ........................................... 11
RS-232 Control ............................................. 11
Operation
....................................................12
Front Panel Controls and Displays ..............12
Start-Up ........................................................13
Shut-Down ...................................................13
Hour Counter ...............................................13
Auto Shut Off
.............................................. 14
Break-in ........................................................ 14
Auto Bias ..................................................... 14
Maintenance
.............................................. 15
Vacuum Tubes ............................................. 15
Servicing ...................................................... 15
Caution ........................................................ 15
Cleaning ....................................................... 15
Disposal and Recycling Guidelines ............. 15
Warranty
..................................................... 16
Specification
...............................................17