Motorola GP380 Series Informasi Layanan - Halaman 25

Jelajahi secara online atau unduh pdf Informasi Layanan untuk Radio Portabel Motorola GP380 Series. Motorola GP380 Series 30 halaman. Professional radio, power distribution and controller
Juga untuk Motorola GP380 Series: Spesifikasi (2 halaman), Informasi Layanan (32 halaman), Informasi Layanan (24 halaman), Informasi Layanan (31 halaman), Informasi Layanan (30 halaman)

Motorola GP380 Series Informasi Layanan

Troubleshooting Flow Chart for Transmitter

3.0
Troubleshooting Flow Chart for Transmitter
1. Check Pin Diodes
2. Check Harmonic Filter
Inspect/Repair Tx.
Is
No
Yes
Current
OK?
Output Network
Is
No
Power
OK?
Yes
Done
Done
START
No Power
Is
There
Yes
B+ Bias for
Ant switch
D3521
?
Is
Control Voltage High
or Low at TP3502
?
Check Drive to
Module
Is Drive
OK
?
Yes
Inspect PA Network/
Check Power Out of
U3501 at Cap C3512
Yes
Is
Power
OK?
Done
No
Check Q3561
Low
High
No
Troubleshoot VCO
No
Replace U3501
Yes
Is
Power OK
?
No
Replace Q3501
3-3
Check PCIC