HTC 500 - Page 21

HTC 500
Machine Description
1.0 13
shown on the frequency converter's display
inside the electrical cabinet, see Figure
3-2 on page 11. For error codes, see Electronic
error codes on page 30.
6. DUTY - Standby indicator: Indicates that
the machine's functions have been activated.
Lights when the ON/OFF knob is turned to
"ON".