Motorola GM160 Service Information - Page 27

Browse online or download pdf Service Information for Radio Motorola GM160. Motorola GM160 32 pages. Professional radio
Also for Motorola GM160: Service Information (34 pages), User Manual (44 pages), Basic Service Manual (46 pages), Service Information (32 pages), User Manual (44 pages)

Motorola GM160 Service Information
Controlhead GM380/1280 Troubleshooting Flow Chart
3.3
Microprocessor
1
Measure with scope
while rotating
Volume Pot
Data Signal
on J0801
Pin 5 BUS+
?
YES
Data Signal
on TP0877
SCI_RX
?
YES
Data Signal
on TP0878
SCI_TX
?
YES
Check / Replace
D0872 / R0887
Check
NO
Radio Controller
Check / Replace
NO
R0888 / R0889
Check / Replace
NO
U0871
3-9