Nikon D50 Repair Manual page 23

VBA12001-R.3668.A
Clock battery unit
・ Unsolder 2 wires of the clock battery unit.
・ Remove 2 screws (#642).
・ Remove the clock battery holder (#73).
・ Remove the clock battery unit (B1059).
Red
Black
（B1059）
#73
＃ 642×2
- Ｄ18 ･ -