30
Operation of buttons during Dive mode
Non-decompression (Fig. 26)
• A: Turns the back light on from 4-5 seconds.
• Β: When user pushes and holds button B, it displays secondary
display, showing the temperature, the dive time, the maximum
water depth, the setting FO
2
value and back light is on from 4-5
seconds.
• C: Turns the back light on from 4-5 seconds.
Ιn less than 5 feet (1.5 m) of water the IQ-850 moves to time mode.
Decompression
• A: The back light is on from 4-5 seconds.
• Β: When user pushes and holds a button B, it displays the
temperature, the dive time, the maximum water depth, the setting
FO
2
value, and the back light is on from 4-5 seconds.
• C: Back light is on from 4-5 seconds.
Once the diver is less than a depth of 5 ft and after 10 minutes the
IQ-850 moves to Decompression stop violation lock if a violation
occurred during the dive. The computer can’t be used for 48 hours.
The
mode will be automatically switched to time mode after 48
hours have elapsed.
• Decompression dive warning: When the NDL is exceeded and
the IQ-850 changes to Decompression mode, the word DECO is
displayed. This information is recorded in the dive log.
• Decompression stop violation warning: if a depth shallower
than the decompression stop depth is recorded, the DECO icon
blinks and the "DECO" warning is displayed as a decompression
stop violation warning.
• Mode: the mode will display "DECO".
