7
G.divers Communication Units
Owner’s Manual
PROBLEM
POSSIBLE CAUSE
ACTION
1
The unit doesn’t
switch on
The battery is
missing, the contacts
are isolated, the
battery is dead
Insert a charged
battery. Remove
isolation caps.
2
The unit doesn’t
switch on
The polarity is inverted.
Insert the battery
correctly
3
The unit doesn’t
switch on
The contacts
are broken.
Send for servicing.
4
The unit doesn’t
switch on
Battery compartment
flooded.
Remove water, rinse
with fresh water, let
dry. Lubricate the
O-ring. Clean Contacts.
Insert new battery.
5
Battery compartment
flooded
O-ring dirty, incorrectly
positioned or broken
Clean the O-ring,
lubricate with silicone
lubricant. If broken,
replace. Proceed
as per point 4.
6
Battery compartment
flooded
Cap broken
Replace the cap –
proceed as per point 4
7
Battery compartment
flooded
Seating for cover
screws broken
Replace the cap cover
8
Battery compartment
flooded
Main casing broken
Send for servicing.
9
The unit switches
on and receives but
does not transmit
(GSM G.divers)
PTT button not working
Send for servicing.
Microphone flooded
or defective.
Change the microphone
10
The unit switches
on and receives but
does not transmit
(GSM G.divers)
Microphone contacts
disconnected or dirty
Clean the contacts
with fresh water, then
sand and lubricate.
11
The unit switches
on and receives but
does not transmit
(GSM G.divers)
Cable between
microphone and
casing broken.
Send for servicing.
12
The unit does
not receive.
The transmission
unit is not working.
Try another
transmission unit.
13
The unit does
not receive.
Speaker or internal
components defective.
Send for servicing.
14
The unit transmits
continually (GSM or
M100 G.divers)
PTT button defective
Send for servicing.
TECHNICAL SPECIFICATIONS
G.divers
GSM
M101A
M100
Code
OR033109
33107
33165
Type
Wireless ultrasonic Wireless ultrasonic Wireless ultrasonic
Activation
Automatic
Automatic
Upon headset
connection
Transmission
PTT – Press
To Talk
Receiver only
PTT – Press
To Talk
Receiving
Automatic
Automatic
Automatic
System type
H-SSB
H-SSB
H-SSB
Frequency
32.768 kHz
32.768 kHz
32.768 kHz
Working range (*)
200m/600 feet
200m/600 feet
200m/600 feet
Rated depth (**)
40m/120 feet
40m/120 feet
Surface unit
Powered by
9v alkaline
9v alkaline
9v alkaline
Autonomy (total)
30 hours
30 hours
30 hours
Low battery
autonomy (after
alarm starts)
1h
1h
1h
Low battery alarm
1 beep every
30 seconds
under 6.8v
1 beep every
30 seconds
under 6.8v
1 beep every
30 seconds
under 6.8v
Automatic
Transmission
Activation (DAT)
no
no
no
Transmission /
receiving cycle
no
no
no
Squelch
Automatic
Automatic
Automatic
Weight with
batteries
370g
290g
730g
(*) The operating distance if affected by obstacles, air bubble, thermo-clines, temperature
and salinity
(**) does not include other depth limits that may apply
WARRANTY
OCEAN REEF communication units are guaranteed to be free of material or
manufacturing defects for a period of 24 months from the time the unit is purchased.
For the duration of the guarantee, the Company’s responsibility is limited to replacement
of any parts that are defective in our opinion, and that have not been used incorrectly or
handled negligently. The unit must be returned to the outlet from which it was bought,
along with the warranty card. The cost of transport is to be prepaid by the customer.
Even during the guarantee period, this guarantee shall not be valid where:
• Damage was caused by incorrect handling or carelessness.
• Damage was caused by the unit falling after it was purchased.
• Damage caused by fire, earthquake, floods, lightning, or other
natural disasters, pollution or electrical charges.
• The warranty card is not produced.
• Our name, the date of purchase, and the seller’s
name do not appear on the warranty card.
ENGLISH
