Yay, just been informed my D750 has been repaired by Nikon and is on its way back to me. Here's what the invoice says......
Fit new spare parts
Inspect camera related to flare phenomenon in strong backlit situations as announced by Nikon's Support- FAQ/Announcement. Check/improve light shielding. Check/adjust position of AF-Sensor within Mirror-Box compartment. Test and adjust camera according0001
Flare occurs regularly with any DSLR-camera when images with strong backlight situations are taken. Technically, manufacturers can not eliminate this phenomenon completely. Users can reduce/eliminate this phenomenon by using lens-hood or recomposing t0001
Metering, shutter and exposure accuracy checked - recalibrated if necessary. Image capture, playback and delete functions checked.
X-sync, hot shoe and speedlight function checked.
Body depth, body focus, AF accuracy checked and recalibrated if necessary. Image Sensor, optics, mirrors, and viewfinder cleaned.
Firmware version checked and updated if required. Listed accessories received and returnedLabour ChargesSR Repair Scheme
Parts Fitted
11A5J-A0391X FRONT BODY UNIT
115KB GRIP UNIT
111HY SHUTTER PLATE UNIT