Panel Unit - Vertex Standard VX-2500U Service Manual

LIGHT ON: 3.9 V
LIGHT OFF: 0 V
TX: 1.8 V
BUSY: 2.2 V
LIGHT ON: 5.0 V
LIGHT OFF: 0 V
5.0 V
2.7 V
5.0 V
8.2 V
FLASH ROM WRITE: 5.2 V FLASH ROM WRITE: 5.2 V
FLASH ROM WRITE: 5.0 V
HOOK ON: 4.7 V
HOOK OFF: 0.5 V
PTT ON: 5.0 V
PTT OFF: 0 V
3.2 V
1.6 V
5.0 V
FLASH ROM WRITE: 5.2 V
FLASH ROM WRITE: 12.0 V
1.8 V
1.8 V
0.8 V
0.8 V
5.0 V
0.8 V
4.9 V
3.0 V
5.0 V
4.9 V
0.8 V
2.7 V
2.4 V
1.8 V
2.5 V
2.5 V
1.8 V
2.5 V
1.8 V
2.5 V
1.8 V
5.0 V
1.3 V
2.3 V
1.0 V
1.3 V
2.6 V
0.6 V
0.8 V
0.5 V
1.8 V
1.8 V
1.8 V
COMPANDOR OFF: 0 V
COMPANDOR OFN: 5.0 V
1.8 V
2.5 V
2.9 V
5.0 V
4.9 V
2.5 V
2.5 V
2.5 V
2.5 V
2.5 V
2.5 V
2.5 V
1.8 V
2.5 V
2.5 V
1.8 V
1.8 V
0.8 V
1.8 V
1.7 V
1.8 V
3.8 V
1.8 V

PANEL Unit

Circuit Diagram
2.6 V
31