NIKON - nikon speedlight sb21
by NIKONComprehensive repair manual for the Nikon Macro Speedlight SB-21 (FSA90401) flash unit and its associated controllers AS-12 (FSW52701) and AS-14 (FSW52801). Published by Nippon Kogaku K.K. in 1986, this technical reference is designed for service technicians and professional repair specialists. The manual details complete specifications for the SB-21, including guide number performance across different shooting modes (Full, 1/4, 1/16), flash coverage angles, recycling characteristics with various power sources (alkaline, zinc-carbon, and Ni-Cd batteries plus external power supplies), and special features such as the focus illuminator, SW-8 condenser adapter, and synchronizing ranges. For each model (SB-21, AS-12, and AS-14), the manual provides detailed exploded drawings, comprehensive parts lists, printed circuit diagrams, circuitry parts reference tables, circuit schematics, disassembly procedures, adjustment procedures, and troubleshooting guides. An essential resource for maintenance, repair, and restoration work on these professional photographic flash systems.
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Document Details
- Format
- Pages
- 90
- Size
- 9.1 MB
- Category
- Photography