60Main subjectSlaveflashunit 1: SB-30Slaveflashunit 2 *Camera: All Nikon SLRs and Digital cameras.Master flash unit: Built-in Speedlight or Speedlightmounted on the camera* Any Speedlight compatible with TTL auto flashwhen mounted on the optional Wireless SlaveFlash Controller SU-4.Shooting a subject when the SB-30 is placed away from the cameraWhen the SB-30 is placed away from the camera toperform multiple flash, you can take more natural-looking pictures with sufficient illumination. Set theSB-30’s Mode selector dial to Wireless salve flash (A)to perform wireless multiple flash operation in the TTLauto or Non-TTL auto flash mode.• The COOLPIX 900, COOLPIX 700 series, COOLPIX 800series and COOLPIX 2500 cameras that fire one prelimi-nary flash are usable.• Speedlights such as the SB-30, SB-80DX, SB-50DX, etc.that feature a wireless multiple flash function can beused as the slave flash unit. Also, any other Speedlightcompatible with TTL auto flash, when mounted on theoptional Wireless Slave Flash Controller SU-4, is usable.• In the wireless slave flash (A) mode, the maximumshooting distance of the SB-30’s light sensor is approx.5m (16 ft.).• Position the slave flash unit so that light from the masterflash unit only reaches the light sensor of the slave flashunit. If too much light from other slave flash units entersthe light sensor of the slave flash unit directly or indirect-ly, correct operation may not be possible