Unitek Miyachi LW250 Operation, Maintenance And Service Manual page 35

Input Signal Specifications (continued)

Pin No. 31, HV-ON: If the COM-HV-ON circuit is closed, high voltage is
applied. If the COM-HV-ON circuit is opened, the high voltage is turned off.
Figure 3-3. Input Transistor Signals on Connector EXT. I/O (1)
990-605 REV B: May, 1997
LW250 PULSED Nd: YAG LASER
CHAPTER 3: I/O SIGNAL INTERFACE
L25INTR1.WPG
3-4