Vertex Standard VX-5500L Service Manual page 28

Circuit Diagram
3.4V
0.9V
5.6V (2.4V)
8.1V (8.1V)
8.9V (8.9V)
4.0V (4.0V)
0V (3.5V)
8.7V (0V)
4.2V (3.8V)
0V
(8.8V)
-116 dBm
(4.8V)
0V (0.9V)
0V (5.0V)
0.7V~6.5V
7.7V
(7.9V)
+8 dBm
(+12 dBm)
2.5V (2.5V)
0 dBm
4.5V (4.5V)
0V (8.7V)
NB on:5.0V
NB off:(0V)
0V
(4.7V)
(2.0V)
-114 dBm
XX : TX 43.5 MHz, MIC Input Level 1 kHz 3.0mV (STD Dev), High Power
(XX) : RX 43.5 MHz, RF Input Level 40dBµ (MOD=1.0 kHz, Dev=3.0 kHz), EXT SP OUT 10% Distn 14 W
0V (5.6V)
4.4V
8.7V
(1.6V)
(8.8V)
5.0V (5.0V)
1.7V (1.7V)
2.0V (2.0V)
LOCK:4.9V
0V (4.3V)
0V
(2.2V)
MAIN Unit MAIN Unit
(5.6V)
(1.1V)
(0.64V)
3.9V (3.9V)
(0.03V)
6A-1