Welch Allyn 767 Diagnostic System - User Manual - Manual (Page 9)

5
Clock Option
Start/Stop button Use this button to start and stop seconds count. Press
once to start the seconds. Press again to stop seconds.
Clock button Use this button to return from seconds mode to hour/
minute by pressing once.
Timer button Use this button to change to seconds mode (timer).
Clock module removal tab Pull forward to remove clock module and gain access
for changing battery.
The clock, powered by a battery, operates separately from the main power supply. For this
reason the time will be displayed when the main unit is turned off or unplugged from the
wall power socket.
Engage Seconds Mode:
Press Timer Button to engage. Press Start/Stop button to begin seconds mode. Press the
Clock button to return the Hour/Minute display.
CLOCK
MODULE
REMOVAL
TAB
START/STOP
BUTTON
TIMER
CLOCK
BUTTON
ON-OFF SWITCH/
PILOT LIGHT