Nauticam NA-GH4 User manual

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1
Thank you for your purchase of a NAUTICAM camera housing.
At NAUTICAM, we pride ourselves on the a ility to recognise the
requirements of professional as well as amateur underwater
photographers and fulfill them through the innovative designs of our
products. We strive to achieve a high level of user-friendliness y
allowing stress-free installation and easy operation of all important
functions of the camera.
Each housing is individually inspected and water pressure tested to
ensure optimum quality.
Please read this manual carefully efore using the housing, this will
maximise its performance as well as its lifetime.

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1. All NAUTICAM Products are warranted against any material and
manufacturing defects for one year from the date of purchase for
consumer use.
2. NAUTICAM accepts no lia ility for any damage to and defects in the
housing caused y improper use and/or poor maintenance; it is the
responsi ility of the owner to carefully follow the instructions in
this manual.
3. NAUTICAM does not hold responsi ility for damage, of any nature,
to any equipment used with and/or placed within the housing.
4. NAUTICAM accepts no lia ility for any loss of captured images or
the ina ility to capture images even if it is due to the
malfunctioning or leakage of the housing.
5. This warranty only applies to products purchased from authorised
NAUTICAM dealers and does not extend eyond the original retail
purchaser.
6. Unauthorised modifications and/or repairs of the housing will
automatically invalidate this warranty.
7. To return products for service, please contact our regional
distri utor, normally you would need to notify them y email first
and ship them the product y registered mail, along with your
contact details and a rief description of the defect.

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1. NA-GH4 housing
2. Instruction manual
3. Spare silicone ru er housing o-ring
4. O-ring remover
5. CR2450 attery (for moisture alarm)
6. Lu ricant
7. Set of Allen keys
Spare silicone ru er o-ring
Lu ricant Set of Allen keys
CR2450 attery
O-ring remover

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1. 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).
2. Do not use lu ricants from other rands with the silicone ru er O-
ring on this housing, only use the lu ricant provided y NAUTICAM.
3. Discontinue use immediately should you notice any leakage.
4. Store the housing in a ro ust, shock-proof container during
transportation; avoid transporting with any equipment, such as a
camera, inside the housing.
5. When travelling y air, do not close the housing if the port is
installed, as this may lead to a pressure difference etween the
atmosphere and inside the housing.
6. Care must e taken when opening the housing, as pressure may
uild up inside the housing which increases the opening force.
7. Do not open the product in a wet or sandy environment. Protect
the interior from moisture and de ris in order to prevent
malfunction or leakage.
8. Do not store the product in an environment of high humidity.
9. Do not leave the housing and the camera in direct sunlight for
prolonged periods.
10. Keep out of reach of children, failure to do so could result in injury.
11. Defective products should e shipped to our distri utors for service,
unauthorized disassem ling and/or modifications could result in
malfunction or leakage.

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Specifications 6
Identification of Parts 7
Preparation of the Housing 11
Opening and Locking the Housing 14
Installing the Camera 15
ounting the Port 17
Care and aintenance 19
Optional Accessories 20

6
Construction
Housing ody: Aluminium alloy
Surface treatment: Hard anodised
Display window: A rasion resistant polycar onate
Dimensions
(with handles)
Width: 318mm
Height: 171mm
Depth: 121mm
Weight Approx. 2.08kg (without camera)
Buoyancy Slightly negative
Depth rating 100 metres
Features
Moisture alarm: Blinking LED and audi le alarm
TTL capa ility:
Optical fi re mount included for
external stro es connection,
utilising the camera’s pop-up flash
as trigger.
Port mount: Patented easy port installation
system.
Front dial:
Ergonomically placed elow the
shutter lever, it can e comforta ly
controlled y the middle or ring
finger.
AEL/AFL lever: Easily reached e right thum .
Handles: Tilted for etter ergonomics.
1/4"-20UNC
top & ottom of
housing:
Maximum versatility for tripod and
shoulder support mounting
options.

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1 Ball joint x2 5 Lens release utton
2 Adjusta le handle x2 6 1/4”–20UNC tripod socket x 3*
3 Optical fi re mount 7 M5 threaded hole x2
4 Port alignment index
1
2
3
5
4
* The maximum length of screws that can e
used with the tripod sockets is 4mm
6
7

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8 1/4”–20UNC threaded hole x2 13 Port release safety utton
9 Accessory coldshoe 14 Port lock/release lever
10 Flash up/off lever 15 Drive mode dial
11 M16 accessory port 16 Flash open utton
12 Zoom/Focus kno 17 M5 threaded hole
8
9
16
12
13
15
11
10
17
14

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18 Mode dial lock utton 26 Fn1 utton
19 On/off lever 27 Exposure compensation utton
20 M14 accessory port 28 M10 stro e mounting ase
21 Rear dial 29 M5 threaded hole
22 AEL/AFL lever 30 Shutter release lever
23 Housing lock safety utton 31 Front dial
24 Housing lock 32 WB lever
25 Mode dial
18
20
30
23
25
22
21
31
26
28
24
29
32
19
27

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31 Fn5/LVF utton 39 DISP utton
32 Play ack utton 40 Up selection utton
33 Moisture alarm window 41 Left selection utton
34 Focus mode lever 42 Right selection utton
35 ISO utton 43 Menu/Set utton
36 Fn2/Q.Menu utton 44 Down selection utton
37 Motion picture utton 45 Fn4/Delete/Cancel utton
38 Fn3/Auto focus mode utton
37
38
36
34
44
31
39
40
41
42
43
32
33
45
35

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1. After verifying that the housing O-ring is in good condition, lightly
coat it with the lu ricant provided.
2. Make sure the O-ring groove located in the rear part of the housing
is free from any foreign material; the groove can e cleaned with
the aid of a microfi er cloth.
3. Place the O-ring into the groove.

12
1.
Install the CR
2450
attery provided
into the attery compartment
inside the rear housing.
To remove the attery, use a small
flat-head screwdriver to lift up the
attery as shown.
4. Setting up the moisture alarm:
3.
Test the alarm y contacting the two
wires near the ottom of the
housing with a damped cotton ud;
the alarm should start giving out a
repeating “ eep” sound along with
a flashing red light. The “ eep”
sound and the light should keep on
going for 5 seconds after the
removal of the damped cotton ud.
2.
Switch the alarm on
. The LED lig
ht
will turn lue for five seconds
indicating the attery is normal.
Then it goes into flashing lue light
stand y mode.

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LED status identification:
On start up:
LED indicator
Status
Steady "Blue" light
Battery is normal,
goes into flashing "Blue" light
stand y mode after 5 seconds.
"Blue" and "R
ed"
lights alternating
Battery low. R
eplac
e
attery
as soon as possi le
.
Goes into stand y mode after 5 seconds.
Steady "Red" light
Battery empty
, replace attery.
After start up:
LED indicator
Status
Flashing "Blue"
light
Stand y mode. The moisture alarm is active,
and
the system is ready for vacuum indication
whenever a vacuum is detected.
Flashing "Red" light
with audio sounds.
Moisture is detected.
Flashing "Yellow"
light
Some vacuum is detected,
target vacuum level is
not reached.
Steady "Green"
light
Target
vacuum level is reached.
Rapidly flash
"Yellow" light
Vacuum is dropping. (Will occur only after target
vacuum level is reached)
Rapidly flashing
"Red" light
Vacuum is totally lost. Circuit stalled until switched
off. (Will occur only after target vacuum level is
reached)
(Optional) Vacuum valve can e
attached to the housing via one
of the accessory port for
conducting a vacuum seal test.
Please refer to the manual of the
vacuum valve for more details of
the operation.

14
To open the housing:
To lock the housing:
2.
Turn the housing lock anti
-
clockwise for 270°, until the lock
reaches the “Open” position as
shown.
3.
Close the housing while the
housing lock is in the “Open”
position.
4.
Turn the housing lock clockwise
for 270°, until the lock reaches the
“lock” position as shown.
Confirm that the white indicator
line on the safety utton is visi le.
1.
Press the housing lock safety
utton.

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1.
Disengage the
red
camera saddle
lock y pressing it inwards.
Remove the camera saddle from
the housing y sliding it outwards
2.
Tilt the LCD monitor of the camer
a
upwards, then attach the saddle to
the camera y tightening the screw
to the tripod socket of the camera.
3.
Lift the ON/OFF
lever
upwards
.
4.
Please make sure the eyepiece
cup is not attached to the
camera. Install the camera y
sliding the attached saddle
along the rail in the housing
until it cannot go in any
further.

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5.
Gently push the ON/OFF
lever
downwards ensuring the actuator
correctly engages with the
ON/OFF lever of the camera.
6. For removal of the camera from
the housing, reverse the a ove
procedures.

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Please refer to the NAUTICAM system port chart for a range of compati le
ports.
1.
Remove the O
-
ring from the
port, inspect for any damage
and lightly coat it with the
provided lu ricant efore
placing it ack into its groove.
2. Verify that the port opening of
the housing is clean and free
from foreign material.
3.
Push the safety
utton of the port
locking lever downwards.
4.
Turn the port locking lever to the
release position as shown.
5.
Lift housing cap.

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6.
Align the Port mounting indices of
the port and the housing.
7. Gently push the port into the port
opening of the housing, until it
cannot go in any further.
8.
Lock
the port into place y turning
the port locking lever to the inward
position. To ensure that the port is
securely mounted, confirm that the
green line on the safety utton of
the port locking lever is visi le.
9. To remove the port from the
housing, simply turn the port locking
lever to the outward position and
gently pull it out.

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1. Soak the housing system in fresh water after each salt water use,
during which all control uttons/kno s should e operated a few
times to avoid the accumulation of salt residue; wipe the housing
with a towel efore opening.
2. After each day of diving, it is advisa le to have the main O-ring in
the rear part of the housing removed from its groove with the O-
ring remover and inspected for damage. Also check that the O-ring
retains its original circular shape; never stretch the O-ring
excessively or remove it with a sharp o ject. The O-ring groove
should e cleaned to ensure it is free from any salt deposit or
foreign material; lightly coat the O-ring with the provided lu ricant
efore reinstalling it in the groove. A damaged O-ring should e
discarded immediately and replaced only with one that is provided
y NAUTICAM.
3. Replace the main O-ring annually.
4. It is recommended that you ship the housing to our distri utor for a
complete overhaul every year or after every 200 dives.