manufactured by Olympus.
VT455001
?? 2003 OLYMPUS OPTICAL CO., LTD.
OLYMPUS OPTICAL CO., LTD. 
Customer support (Japanese language only):
Tel.
OLYMPUS AMERICA INC. 
Two Corporate Center Drive, Melville, NY
Tel.
Technical Support (USA)
24/7 online automated help: http://support.olympusamerica.com/
Phone customer support: Tel.
Our phone customer support is available from 8 am to 10 pm (Monday to Friday) ET
Olympus software updates can be obtained at: http://olympus.com/digital/
OLYMPUS OPTICAL CO. (EUROPA) GMBH. 
Wendenstrasse
Tel. +49
European Technical Customer Support:
Please visit our homepage
+49
For customers in North and South America
For customers in USA
Declaration of Conformity
Telephone Number :
Tested To Comply With FCC Standards
FOR HOME OR OFFICE USE
This device complies with Part 15 of the FCC rules. Operation is subject to the following two conditions:
(1)This device may not cause harmful interference.
(2)This device must accept any interference received, including interference that may cause undesired operation.
For customers in Canada
This Class B digital apparatus meets all requirements of the Canadian
For customers in Europe
???CE??? mark indicates that this product complies with the European requirements for safety, health, environment and customer protection. ???CE??? mark flashes are intended for sales in Europe.
Safety Precautions
In order to obtain optimum performance and a longer service life from your new flash unit, please read these instructions carefully. Always keep this leaflet in a readily accessible place for later reference. To prevent potential hazards that could cause injury or damage to property, always pay close attention to the important remarks indicated with the symbols and terms below.
Battery Warnings
General Warnings
Flash Warnings
Specifications
BATTERIES MAY LEAK, GENERATE HEAT, IGNITE,
OR EXPLODE.
Do not use batteries not specified for this product.
Do not try to recharge
Do not throw batteries into fire, expose them to excessive heat, or
Do not mix new and old batteries or different brands of batteries.
Do not place the batteries with the 
or 
terminals facing the wrong direction.
CHILDREN MAY SWALLOW BATTERIES.
Keep batteries out of the reach of children. If a child swallows a battery, contact a doctor immediately.
Do not point the flash at a driver or rider of a vehicle (bicycle, automobile, train, etc.) and fire the flash. This may cause a traffic accident. Turn off the flash or make sure the flash does not fire before shooting this kind of subject.
Do not fire the flash close to the eyes of a human or animal. Eyesight may be temporarily impaired.
If an internal component is exposed because the unit was dropped or otherwise damaged: 
??? Never touch the exposed component.
???Immediately remove the batteries, being careful not to expose yourself to electric shock, burn yourself, or otherwise injure yourself,
???Send the unit to your camera store or Olympus service center. The unit contains a
Do not try to disassemble, repair, or modify the unit. The unit contains a
Do not activate the flash when your skin or other object is in contact with the flash reflector. Do not touch the flash reflector after the flash has fired repeatedly. You may burn yourself.
Do not use the unit near flammable gas or substances (such as gasoline, benzine, or thinner). This can cause explosion or fire.
If the unit is dropped in water, or if water, metal particulate, a flammable foreign object gets into the unit: ??? Remove the batteries immediately.
???Send the unit to your camera store or Olympus service center. Using the unit in this condition may cause fire or electric shock.
Do not wet the unit or touch the unit with wet hands. This could cause electric shock.
Guide number
Standard ??? GN20 (ISO100???m). GN66 (ISO100???ft).
With
Illumination angle
Standard ??? Covers the image angle of a 35 mm lens (assuming the use of 35 mm film).
With
Color temperature
5500??K
Flash duration
Approx. 1/30000 to 1/1200 sec.: AUTO modes.
Approx. 1/1200 sec.: MANUAL mode.
Maximum number of flashes
Approx. 250 times (when using two AA alkaline batteries (LR6))
Required charge time
Approx. 0.5 to 5.0 sec. (when using two AA alkaline batteries (LR6))
Flash modes
???TTL AUTO. ???AUTO. ???MANUAL.
Power supply
AA alkaline batteries (LR6), lithium batteries (FR6),
Dimensions & weight
W56 x H96 x D28 mm (2.2" x 1.1" x 3.8" ), approx. 74 grams (2.6 oz) (excluding batteries)
Accessories
Wide panel, soft case
???The values above are typical at normal temperature (20??C / 68??F). (The maximum number of flashes and required charge time were measured at our
Design and specifications are subject to change without any notice or obligation on the part of the manufacturer.
???Front???Flash tube
Photoelectric sensor window Shoe lock dial
???Rear??? TEST button
Battery compartment cover AUTO CHECK lamp:
Blinks when flashing light intensity is optimum.
CHARGE lamp
Mode dial (Power/Mode switch) Exposure table
Wide panel
Batteries
Insert two
If the camera is equipped with a hot shoe, mount the flash directly on the hot shoe.
If the camera is equipped with an external flash terminal, mount the flash using the flash bracket and bracket cable.
You cannot use the
Slide the flash all the way into the hot shoe.
Turn the shoe lock dial to secure the flash in place.
The wide panel covers an angle equivalent to a 24 mm
Note that
Set the Mode dial to AUTO.
When the CHARGE lamp lights up, press the TEST button and confirm flashing.
Indicator Lamps The following lamps indicate the flash status.
TTL AUTO Operation <Flash must be connected to the camera through a hot shoe or
The AUTO CHECK lamp will blink when the flash illumination reaches optimum intensity. If the
AUTO CHECK lamp does not blink, move closer to the subject or reduce the camera???s aperture.
The AUTO CHECK lamp does not blink on the following models (as of January, 2003):
AUTO Operation
Camera???s ISO speeds and apertures
MANUAL Operation
The flash emits light at the maximum intensity. The AUTO CHECK lamp does not blink in this mode.
Optimum shooting ranges
Set the 
or 
.
In the TTL AUTO mode, the flash adjusts the light intensity automatically according to changes in the camera???s aperture. (TTL AUTO mode operation requires that the camera???s mode is set as shown in the above illustration.)
Camera aperture numbers and applicable shooting ranges
Set the 
and adjust the camera???s aperture. The aperture setting varies depending on the ISO speed set to the camera (see table).
In the AUTO mode, the flash adjusts the light intensity automatically regardless of the distance to the subject.
The AUTO CHECK lamp will blink when the flash
Effective flash distance: 1 to 7.1 m / 3.3 to 23.3 ft
(0.7 to 4.9 meters / 2.3 to 16.4 ft when the wide panel is used)
The above distances may become shorter with some models.
Set the 
and adjust the camera???s ISO speed, aperture and shutter speed.
Aperture calculation formula (ISO 100)
Aperture (F) = Guide Number (GN)/Range (in meters)
When the wide panel is used, use the approx. 0.7X distances
If the camera is not set correctly, the CHARGE lamp When the wide panel is used, use the approx. 0.7X distances shownabove as reference. blinks.The above distances may become shorter with some models.
illumination reaches optimum intensity. If the AUTO CHECK lamp does not blink, move closer to the subject.
shownabove as reference.
The above distances may become shorter with some models.
