Whilst this is a photo copy, and some of the pages are a little askew, it was all readable and intact. A real bonus finding an old manual for a classic piece of kit that no other site had.
It was easy done, and I got exactly what I was looking for.
Text excerpt from page 21 (click to view)
USING THE TV VOLUME BAR CONTROL
se the Volume Bar control to see the TVâs volume level settings on the TV screen. The Volume Bar will be seen each time the VOLUME buttons (on the TV or remote) are pressed.
Press the VOL + button on the remote to display the onscreen Volume Bar. The VOL + button will increase the sound level coming from the television. Press the VOL â button on the remote to display the onscreen Volume Bar. The VOL â button will decrease the sound level coming from the television.