NIKON - Nikon FM3A service manual
by NIKONOfficial Nikon service manual for FM3A camera bodies in silver (FAA38001) and black (FAA38051) finishes. This comprehensive workshop manual covers complete disassembly, reassembly, and precision adjustment procedures for this hybrid electronic/mechanical 35mm SLR. The manual documents full FM3A specifications including the Type K3 focusing screen with clear matte surface, shutter speeds from 8 seconds to 1/4000 in electronic A mode or 1 to 1/4000 in mechanical mode, center-weighted TTL metering (Ø 12mm, 60% sensitivity) across the EV 1–20 range, and ±2 EV exposure compensation capability. Detailed calibration sections address BC level adjustment, Auto γ tuning (VR2), ISO γ adjustment (VR3), F-F0 γ calibration (VR4), Auto level setting (VR5), meter level adjustment (VR6), meter γ calibration (VR7), and TTL level calibration (VR8). Each adjustment sequence specifies test conditions, tolerance ranges, and exact potentiometer rotation values. Includes a detailed diagram of all adjustment point locations (VR1–VR8) and the main FPC board wiring configuration. An essential troubleshooting and repair reference for technicians performing professional FM3A maintenance.
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Document Details
- Format
- Pages
- 13
- Size
- 2.2 MB
- Category
- Photography