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Sea&Sea underwater strobe Instruction Manual

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Introduction
Thank you for purchasing SEA&SEA products.
Please read this instruction manual carefully prior to using your underwater
strobe. Only with a thorough understanding of this manual's content will you
be able to use the strobe correctly. After reading the manual, please be sure
to keep it in a place where you can easily come back to it at any time.
Note:
Pressure-resistance inspection sticker
Products bearing this sticker are those that have passed SEA&SEA's
criteria-based inspection for pressure resistance.
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 cause
undesired operation.
The product conforms to WEEE standards.
This symbol indicates separate collection of waste electrical
and electronic equipment in the EU countries. Please do not
throw the equipment into the domestic refuse.
Please contact your local authorities for recycling program
information.
E-1

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Summary of Contents for Sea&Sea underwater strobe

  • Page 1 Introduction Thank you for purchasing SEA&SEA products. Please read this instruction manual carefully prior to using your underwater strobe. Only with a thorough understanding of this manual’s content will you be able to use the strobe correctly. After reading the manual, please be sure to keep it in a place where you can easily come back to it at any time.

  • Page 2: Table Of Contents

    Contents Safety Precautions ..............E-3 Safety Precautions for Use of Battery ........E-6 Accessories................E-8 Identification of Parts..............E-9 Switch, Dial and Button Operation ........E-10 Fixing Bolt ................ E-12 Installing the Batteries............. E-13 Connecting the Strobe ............E-15 Strobe Setting Guide............E-15 Connecting with the Sync Cord........

  • Page 3: Safety Precautions

    Safety Precautions For safe handling of the product, please read the following precautions carefully before use. Failure to heed the precautions listed below could result in serious consequences. To prevent injury or damage to yourself and/or others, please observe the precautions as they contain highly important information related to personal and product safety.
  • Page 4 Safety Precautions Do not fire the strobe/light with the reflector touching a person or object to prevent heat generation. Touching the reflector immediately after firing could result in burns. Do not fire the strobe or illuminate the light towards a driver of a vehicle to avoid causing accidents.
  • Page 5 Safety Precautions Avoid strong shocks/impacts or excess stress to prevent malfunction, damage or breakdown. Make sure that the product has been securely mounted to other products in order to prevent injury, fall or missing. Do not carry the camera or housing by holding the accessories such as arm, cable, strobe, etc.

  • Page 6: Safety Precautions For Use Of Battery

    Safety Precautions for Use of Battery DANGER Never expose the battery to flame or fire, or to excessive heat. Never attempt to disassemble, alter or directly solder the battery. There are no user- serviceable parts. Tampering with battery may expose you to dangerous voltage, battery acid, or electrical shock.
  • Page 7 Safety Precautions for Use of Battery CAUTION Avoid strong shocks/impacts or excess stress to batteries. For handling and recharging of a battery, refer to the instruction manual of the battery/dedicated charger. Do not use or discharge the battery at ambient temperatures below 0°C (32°F) or above 50°C (122°F).

  • Page 8: Accessories

    Accessories Before using this model, check to make sure that all accessories are present. YS-110 Diffuser Diffuser String Silicone Grease O-ring Maintenance Manual YS-110 Instruction Manual (this manual)

  • Page 9: Identification Of Parts

    Identification of Parts Reflector Slave sensor (P.E-17, E-21) Fixing bolt (P.E-12) Battery cap (P.E-14) Connector cap Arm installation nut (P.E-16) (P.E-12) Light level control dial (P.E-11) Mode switch Target light (P.E-10) switch (P.E-12) Slave switch (P.E-11) Fiber-optic cable hook (P.E-17)

  • Page 10: Switch, Dial And Button Operation

    Identification of Parts Switch, Dial and Button Operation Mode switch Turns the power off. Set the mode switch to [OFF] when you are not using the strobe. Manual1 Set the mode switch to this position when you shoot with manual flash using a compact digital camera that pre-flashes.
  • Page 11 Identification of Parts Slave switch Activates the slave function. When shooting with a compact digital camera, or as a sub-strobe etc., set the slave switch to this position when shooting with the fiber-optic cable. Turn the slave function off. Set the slave switch to this position when connecting to a SLR housing with a sync cord.

  • Page 12: Fixing Bolt

    Identification of Parts Target light switch The target light turns on when you push the target light switch. The target light turns off when you push the switch once again. The target light turns off when the strobe fires, and lights up again when the strobe is ready to fire (when the TTL lamp illuminates in red).

  • Page 13: Installing The Batteries

    Installing the Batteries This model can be powered by the following batteries. Use four of each type. AA alkaline battery, AA Ni-MH battery, AA oxyride battery Make sure that the mode switch is in the OFF position Turn 1 counterclockwise to the OPEN position Pull the battery cap straight Battery cap...
  • Page 14 Installing the Batteries Turn 1 clockwise to the LOCK position Turn until you hear the sound of it clicking into place. CAUTION When installing or removing batteries, thoroughly wipe water off the strobe and dry your hands. Pay particular attention not to allow water from your hair or wetsuit to drip into the battery compartment.

  • Page 15: Connecting The Strobe

    Connecting the Strobe Settings and cords used to connect to this model can vary depending on the camera model. The various connection methods using different cords are described here. Refer to “Taking Photographs” on page E-19 for details on taking photographs while connected using different cords.
  • Page 16 Connecting the Strobe Remove the connector cap from the sync cord, and check the O-ring (strobe/camera or housing) Check the O-ring to make sure there are no scratches or debris, and apply a light coating of the included silicon grease. Remove the strobe’s connector cap Align the convex part on the strobe’s Marking...

  • Page 17: Connecting With The Fiber-Optic Cable

    Connecting the Strobe Whenever a sync cord is not connected, protect the connectors with the connector Connector caps. Before rinsing a detached sync cord, be sure to put the connector caps on the exposed ends. Refer to the sync cord instruction manual Sync cord N before use.
  • Page 18 Connecting the Strobe Connect the fiber-optic cable’s connector to the socket in the housing When the fiber-optic cable cannot connect directly to a compact digital camera housing (no fiber-optic cable socket), attach the strobe mask (A: optional) to the flash window of the housing, and then connect the fiber-optic cable (B: optional).

  • Page 19: Taking Photographs

    Taking Photographs Using the Sync Cord Manual photography Light amount of the strobe can be adjusted with the light level control dial. Set the slave switch to [OFF] Set the mode switch to [Manual1] or [Manual2] Adjust with the light level control dial Take a photograph TTL photography Shooting with TTL flash output.

  • Page 20: Using The Fiber-Optic Cable

    Taking Photographs Using the Fiber-optic Cable When you shoot with a compact digital camera, set the built-in flash of the camera to the forced-flash mode. The strobe will not fire unless the built-in flash of the camera fires. Manual photography Light amount of the strobe can be adjusted with the light level control dial.
  • Page 21 Taking Photographs To check the mode switch You can check whether the settings of the mode switch are correct, by shooting the strobe with a compact digital camera. The number of times a compact digital camera’s built-in flash will fire differs depending on the shooting mode.
  • Page 22 Taking Photographs DS-TTL system The DS-TTL system on this strobe is a slave TTL system with flash dimming functionality. This system is useful when you are using another main flash such as a camera’s built-in TTL flash or other TTL strobe connected to the camera. Using compact digital camera photography as an example, DS-TTL system is explained here.

  • Page 23: Using The Diffuser

    Taking Photographs Using the Diffuser Use of the diffuser is highly recommended for shooting short camera-to-subject distances. Align the round mark (A) on the diffuser and the double round mark (B) on the reflector of the strobe. Lightly push and fit the diffuser in the reflector, then rotate the diffuser in the direction of the arrow (C) until it stops.

  • Page 24: Maintenance And Storage

    Maintenance and Storage CAUTION Never use chemicals, cosmetics, any petroleum solvents such as paint thinner, or neutral detergent on the product. They may deform and damage the product. After each use in salt water, make sure the battery and connector caps are attached, then in a watertight condition soak it sufficiently in fresh water.

  • Page 25: Data: Calculation Of Aperture Value

    Data: Calculation of Aperture Value Settings Aperture = Distance * Film speed = ISO100 Since more light will be absorbed underwater the guide number should be treated as 1/2 - 1/3 of that on land. Guide number for multi-strobe lighting can be obtained by using the following formula.

  • Page 26: Specifications

    Specifications Controls Mode switch (OFF/Manual1/Manual2/TTL) Slave switch (ON/OFF) Target light switch (ON/OFF) Light level control dial Indicator TTL lamp (Illuminates in red when the strobe is ready to fire. Illuminates in green for approximately 2 seconds after firing with TTL flash output.) Guide number 22 (at full flash, land, ISO100/m) Beam angle...

This manual is also suitable for:

Ys-110 alpha

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