Canon A-200 series Service Manual page 123

Check V-RAM
YES
4
Display the high segment
address XX and read data YY
XXYY
Display error code ''201''
N
o
Enable video
Check H-SYNC
Execute the KEY RESET
NO
YES
Read key data
YES
Display key data
Check the RAM except
the System RAM
Display error code "301"
YES
5
4'