SONY HVLML20M
Service Manual

HVL-ML20M

C

C Preparation

F Replacing the bulb
For replacement, always use the Sony halogen lamp (1-518-691-11). To replace the new bulb, contact your nearest Sony Service Center or Sony Shop.

2

3

1 Charge the battery pack (not supplied).
Use the Sony NP-QM91 or NP-QM71 rechargeable battery packs provided for video cameras. Refer to the operating instructions of the video camera regarding the battery charging.

1 Open the casing and remove tf�`battery pack. 2 Pull out the bulb socket gently.
Turn the socket lever E counterclockwise to the release positon F and pull out the bulb socket G gently from the front casing.

B
Note You cannot operate this unit with the Sony NP-FM30 and NP-FM50.

2 Install the charged battery pack.
O N / O F

A

Attach the charged battery pack and slide in the direction of the arrow until it clicks.

3 Remove the old bulb from the socket.
The bulb is hot when it has just burned out. Wait until the bulb cools down before removing it.

To remove the battery
While pressing the battery release lever A, slide the battery in the opposite direction to when installed.

4 Plug in the new bulb (not supplied) gently.
H New bulb I Plastic bag To prevent the bulb from being smudged with finger prints, plug in the bulb holding it with a plastic bag or a dry cloth. If the bulb is smudged, the light may smoke when it is turned on or the bulb life may be shortened. If you have touched the bulb surface, clean it completely. Do not plug the bulb into the socket forcibly.

5

6
1

3 Attach the battery cushion B.
The battery may come loose if dropped or subjected to impacts, so insert the cushion as shown here.

4 Check the O-ring.

C

5 Align the marks C on the front and rear casings, then fasten the two buckles.
Press down the rear casing towards the front casing and fasten the buckles.

5 Replace the bulb socket to the front casing.
Replace the bulb socket to the front casing, then turn the socket lever clockwise to the lock position J.

6 Attach the arm.

6
2

7

1 Turn and remove the angle lock screw. 2 Insert the arm and turn the angle lock screw to secure the arm.

Precautions
� Do not leave the light turned on for more than 1 minute on land. The front casing may be damaged by overheating and this may cause water to leak in. � Never look directly at the light while the video light is on. � Avoid rough handling of the video light. Be careful not to drop it. � After using the light in the sea, submerge the video light in fresh water for a while with the buckles fastened to thoroughly remove the sea water. Then rinse it with fresh water and dry it with a soft cloth. � To clean the video light use fresh water or mild detergent solution. Never use solvents such as alcohol, benzene, thinner or oil. They might damage the finish or the light itself. � Avoid storing the video light in a hot or very cold place, in a place subject to direct sunlight or excessive dust, or together with naphthalene or camphor. This will damage the video light. � When transporting the video light, remove the battery pack to avoid accidentally turning the light on. � There is a magnet in the switch. Do not place magnetic cards near the switch.

The two arm positions can be selected depending on the direction in which the arm is inserted.

7 Attach the video light to the Marine Pack (not supplied).

1 2
D

1 Loosen the arm lock screw. 2 Insert the arm bracket into the accessory shoe of the Marine Pack D. Tighten the arm lock screw.

D Using the video light

D
LOCK
F F

While pressing the upper knob, turn the power switch counterclockwise from the LOCK position until the white dot meets the mark.
LOCK

To turn off the light
Turn the power switch clockwise to the LOCK position.

O/ NO

F

E Adjusting the angle
1 Loosen the angle lock screw. 2 Adjust the angle of the video light so that the object is illuminated. 3 Tighten the angle lock screw to fix the angle.

E

3 1 2

Before diving, check if the light can be turned on and go over the following checklist. Item Battery pack Bulb Checkpoints � Fully charged. � Not burnt out. � Correctly plugged into the bulb socket. � No scratches or cracks. � No dust, sand or hair around it. � Correctly placed in the groove. � Correctly fastened.

Pre-recording check-list

O-ring

Buckles

F

After using the video light

2

F

J E

4
H

1 With the buckles fastened, thoroughly wash the video light with fresh water. 2 Dry the video light and your hands so that no moisture gets inside.
When opening the casing make sure your hands are dry. Water dripping into the casings may damage the video light.

3 Unfasten the two buckles. 4 Open the front and rear casings. 5 Remove the battery pack.

I G

Note
After using this unit in the sea, immerse it in fresh water with the buckles fastened for a few minutes in order to remove salt. Then, perform all the above.

�4�