Nauticam NA-A7RIII User manual

1

2
F
ORWARD
Thank you for your purchase of a NAUTICAM housing.
At NAUTICAM, we pride oursel es in the ability to recognise the requirements of professional
as well as amateur underwater photographers and fulfill them through the inno ati e designs
of our products. We stri e to achie e a high le el of user-friendliness by allowing stress-free
installation and easy operation of all important functions of the camera.
Each housing is indi idually inspected and water pressure tested to ensure optimum quality.
Please read this manual carefully before using the housing, this will maximise its performance
as well as its lifetime.
The illustrations in this manual may differ from the actual product.

3
T
ABLE OF
C
ONTENTS
Warranty ……………………………………………………………………………………………………………. 4
Precautions ………………………………………………………………………………………………………… 5
Package Contents ………………………………………………………………………………………………. 7
Specifications …………………………………………………………………………………………………….. 8
Identification of Parts ………………………………………………………………………………………… 9
Opening and Locking the Housing ……………………………………………………………………… 14
Preparation of the Housing ………………………………………………………………………………… 16
Installing the Camera …………………………………………………………………………………………. 22
Switching between LCD and Viewfinder …………………………………………………………….. 24
Mounting the Port ……………………………………………………………………………………………… 25
Changing the Viewfinder ……………………………………………………………………………………. 28
Care and Maintenance ………………………………………………………………………………………. 30
Optional Accessories ………………………………………………………………………………………….. 31

4
W
ARRANTY
All NAUTICAM Housing Products are warranted against any material and manufacturing defects for two
years from the date of purchase for consumer use. Please fill in the warranty cards shipped with our housings
and iewfinders at the time of sale and return them to your point of purchase within a month. If we do not
recei e the completed warranty card for a particular product, the warranty period would be assumed to
begin from the day that the product is shipped from our facility. This warranty only applies to products
purchased from authorised NAUTICAM dealers and does not extend beyond the original retail purchaser.
To return your product for ser ice, please contact your regional authorized ser ice centre(s). Please note
that this warranty only applies when the product is purchased in the territory where the ser ice centre is
located.
NAUTICAM accepts no liability for any damage to and defects in the housing caused by improper use and/or
poor maintenance; it is the responsibility of the owner to carefully follow the instructions in our manuals.
NAUTICAM does not hold responsibility for damage, of any nature, to any equipment used with and/or
placed within our products.
NAUTICAM accepts no liability for any loss of captured images or the inability to capture images e en if it is
due to the malfunctioning of our products.
Unauthorised modifications and/or repairs of our products will automatically in alidate the warranty.

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P
RECAUTIONS
•A water-tight test without the camera inside the housing is highly recommended when
using the system for the first time and after the changing of port and O-ring(s).
•Do not use lubricants from other brands with the silicone rubber O-ring on this housing,
only use the lubricant pro ided by NAUTICAM.
•Discontinue use immediately should you notice any leakage.
•Store the housing in a robust, shock-proof container during transportation; a oid
transporting with any equipment, such as a camera, inside the housing.
•When tra elling by air, do not close the housing as this may lead to a pressure difference
between the atmosphere and inside the housing.
•Care must be taken when opening the housing, as pressure may build up inside the
housing which increases the opening force.

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•Do not open the product in a wet or sandy en ironment. Protect the interior from
moisture and debris in order to pre ent malfunction or leakage.
•Do not store the product in an en ironment of high humidity.
•Do not lea e the housing and the monitor in direct sunlight for prolonged periods.
•Keep out of reach of children, failure to do so could result in injury.
•Defecti e products should be shipped to our distributors for ser ice, unauthorized
disassembling and/or modifications could result in malfunction or leakage.

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P
ACKAGE
C
ONTENTS
•NA-A7RIII housing
•Spare silicone rubber O-ring for housing
•O-ring remo er
•CR2032 battery
•Lubricant
•Set of Allen keys
•Instruction manual

8
S
PECIFICATIONS
Construction
Housing body: Aluminium alloy
Surface treatment: Hard anodised
Display window: Abrasion resistant polycarbonate
Dimensions
Width: 348mm
Height: 200mm
Depth: 118mm
Weight Approx. 2.43kg
Buoyancy Slightly negati e
Depth rating 100 metres
Port mount N100
Compatible
cameras Sony A7R III camera
Vacuum system
battery CR 2032 x1pc (Operating time: approx. 350hrs)

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I
DENTIFICATION OF
P
ARTS
Port alignment index
Ball mount x2
Optical bulkhead
Lens release button
Port lock le er
Port lock safety button

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Housing lock safety button
M16 accessory port
M5/M10 threaded hole
Housing lock le er
*
Handle
s
are
not displayed
Zoom/focus knob
M16 accessory port
Playback le
er

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Exposure
compensation dial
Mo ie le er
AF
-
ON le er
Front dia
l
M5/M10
threaded hole
Rear dial
M14 accessory port
On/off switch
Mode dial
C2 button
Shutter release le er
*
Handle
s
are
not displayed
C1 button
Housing lock safety button
Housing lock

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C3 button
0.66x iewfinder
AE
-
L button
Fn button
C4/Delete button
Left/Dri e mode button
Up/Display button
Right/ISO button
Center
button
Down button
Multi
-
selector pad
Moisture alarm window
Menu button
*
Handle
s
are
not displayed
Center button

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Attachment point for
Mounting Ball (P.32)
1/4”
-
20UNC tripod socket x3*
*The maximum length of screws that can be used with the tripod sockets is 4mm.
Attachment point for
Mounting Ball (P.32)
Sacrificial zinc anode
Attachment point for
Mounting Ball (P.32)

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O
PENING AND
L
OCKING THE
H
OUSING
To open the housing
Always open and close the housing with the front facing down, place the housing on a flat
surface or in your lap.
The housing can be opened and closed by operating the two housing locks; when opening,
press the safety buttons, then turn the locks outwards.

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To lock the housing
When closing, make sure there is nothing caught between the closing surfaces of the two
hal es of the housing.
To close, turn the locks towards the housing, and then make sure they are locked in place
securely.

Prepar
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P
REPARATION OF THE
H
OUSING
1. After erifying that the main O-ring is in
good condition, lightly coat it with the
lubricant pro ided.
2. Make sure the O-ring groo e located in
the front part of the housing is free from
any foreign material; the groo e can be
cleaned with the aid of a microfiber cloth.
3. Place the main O-ring into the groo e,
first at the corners, then the whole
perimeter.
4. Setting up the moisture alarm:
1. Locate and install the battery
pro ided into the battery
compartment on the circuit
board inside the housing.

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Battery Installation:
Insert the battery as shown abo e and
then press down the battery.
P
ress
To remo e the battery, press the metal
plate as indicated and the battery will pop
out.
P
ress

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2. Switch the alarm on. The LED
light will flash blue once and turn
blue for fi e seconds indicating
the battery is normal. Then it
goes into flashing blue light
standby mode.
3. Test the alarm by connecting the
two wires near the bottom of the
housing with a damp cotton bud;
the alarm should start gi ing out
a repeating “beep” sound along
with a flashing red light. The
“beep” sound and the light
should keep on going for 5
seconds after the remo al of the
damp cotton bud.

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Optional vacuum valve
Vacuum al e can be attached to the housing ia one of the accessory port for conducting a
acuum seal test. Please refer to the manual of the acuum al e for details of the operation.
LED status identification
On start up
LED indicator Status
Flash “Blue” light once Indicates a 2nd generation PCB
Steady "Blue" light Battery is normal, goes into flashing "Blue"
light standby mode after 5 seconds.
"Blue" and "Red" lights
alternating
Battery low. Replace battery as soon as
possible. Goes into standby mode after 5
seconds.
Steady "Red" light Battery empty, replace battery.

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LED indicator Status
Flashing "Blue" light
Standby mode. The moisture alarm is acti e,
and the system is ready for acuum indication
whene er a acuum is detected.
Flashing "Red" light
with beeping sound Moisture is detected.
Flashing "Yellow" light Some acuum is detected, target acuum le el
is not reached.
Steady "Green" light Target acuum le el is reached.
Rapidly flash "Yellow"
light
Vacuum is dropping. (Will occur only after
target acuum le el is reached)
Rapidly flashing "Red"
light
Vacuum is totally lost. Circuit stalled until
switched off. (Will occur only after target
acuum le el is reached)
After start up