1-3. Notes on Replacement of Circuit Board
1-3-1. AT-195 Board, VIF-75 Board and Power Unit (RE-345 Board)
AT-195 board, VIF-75 board, and RE-345 board store the important information including the model name and serial
number.
After replacing the AT-195 board, VIF-75 board, and RE-345 board, perform RESTORE on the [04 <SERIAL
NUMBER>] page of the SERVICE menu. (Refer to “4-2-2. Description of SERVICE Menu”.)
HDCU3500/HDCU5500
1-9