4-1
ADJUSTMENT PROCEDURES
TABLE OF CONTENTS
Page
1. Application ........................................................................................................................... 4-2
2. Default setting ...................................................................................................................... 4-2
3. Basic operation .................................................................................................................... 4-2
3.1 Front control panel layout .................................................................................................. 4-2
3.2 Special key operation ......................................................................................................... 4-3
4. Adjustment ........................................................................................................................... 4-4
4.1 Measuring instruments, jigs, and tools .............................................................................. 4-4
4.2 Power-supply voltage ......................................................................................................... 4-4
4.3 Closure of the power circuit ............................................................................................... 4-4
4.4 Bias and gain control ......................................................................................................... 4-4
5. VG-819 setting values .......................................................................................................... 4-5
6. Explanations of the factory mode ........................................................................................ 4-6