Sony DSC-P20 Operating Instructions (primary manual) Operating Instructions Manual page 80

First three digits
E:61:ss
E:91:ss
If you are unable to solve the problem even after trying the corrective
actions a few times and when the camera is not reset even if you press the
reset button located on the bottom, contact your Sony dealer or local
authorized Sony service facility.
80
Cause and/or Corrective Action
• A camera malfunction that you cannot reverse has
occurred.
t Contact your Sony dealer or local authorized Sony
service facility and inform them of the 5-digit service
code. (example: E:61:10)