Maxon Telecom SP200 User Manual
SP200/210 Maxon SP200/210 Radio
Issue 1.0
TROUBLESHOOTING
03/01
Page 6-3
6.3 Voltage Charts
The following voltages have been measured on a VHF radio. The Control Circuit, Main Circuit and
Integrated Circuit voltages apply to the UHF radio as well.
Integrated Circuit voltages apply to the UHF radio as well.
6.3.1 Transistors (Main Circuit)
Rx
Tx
Ref. No.
B
C
E
B
C
E
Q5
0
0
0
0
2.0
0
Q6
4.0
0.7
1.5
4.0
1.0
1.5
Q7
5
0
0
4.5
0.7
0
Q10
0.5
0
0
0
0
0
Q11
3.0
4.0
0
4.5
4.5
4.5
Q12
5
0
0
0
0
3.3
Q13
14
14
14
3.0
15
15
Q14
0.5
0
0
3.0
0
0
Q15
4.0
4.0
0
4.0
0.7
4.0
Q16
0
3.0
4.0
0
4.0
4.0
Q17
3.0
0
0
3.0
0
0
Q18
0
4.0
4.0
0
4
4
Q19
4.0
0
4.5
4.5
0
4.5
Q20
0
4
4
4.0
0.7
4.0
Q21
4.0
4.0
0
0
4
4
Q22
4.5
0
0
0
0.4
0
Q23
4.0
0.7
4.5
4.0
0.7
4.5
Q24
0
4.5
5
0
4.5
5
Q25
4.5
0.7
4.5
4.5
0.7
4.5
Q26
0
0.7
0
3.0
0
4.0
Q30
4.0
0
0
4.0
0
0
Table 6-3 - Main Circuit Transistor Voltages