GRAPHTEC GL820 Service Manual page 39

5. INSPECTION AND CHECK PROCEDURES
(4) Press the [ENTER] key to display the menu below.
(5) Move the cursor to the "File Name" position using the [Direction] keys.
(6) Press the [ENTER] key to display the menu shown below.
(7) Move the cursor to the "USB1" position using the [Direction] keys.
GL820-UM-251-9370 5-3