Univex SB-900 Batteries, Replacing/recharging batteries, Low battery power indicator, C–27

Batteries

Replacing/recharging batteries

Refer to the following table to determine when to replace or recharge batteries according to how long the ready-light takes to come on.

Alkaline	20 seconds or more
Lithium	10 seconds or more
Oxyride	10 seconds or more
Ni-MH	10 seconds or more

•If batteries are weak, the flash head zooms back and forth even when the SB-900 is turned on, making a distinctive sound. In this case, replace the batteries even if an external power source is used.

Low battery power indicator

When battery power is low, the icon shown at the left appears on the LCD and the SB-900 stops working. Replace or recharge batteries.

tMinimum recycling time and number of flashes for each type of batteries

For minimum recycling time and number of flashes for each battery type, refer to “Specifications”. (kF-21)

External power sources (optional)

Using an optional external power source increases the number of flash firings and provides faster recycling times. (kF-12)

C

Operation

C–27