EasyManuals Logo

Motorola GM360 Service Information

Motorola GM360
32 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Page #20 background imageLoading...
Page #20 background image
3-2 TROUBLESHOOTING CHARTS
1.2 Microprocessor
Power Up Alert Tone is OK but volume knob
does not operate and no indicator is on
NO
YES
YES
NO
YES
NO
YES
NO
YES
EXTAL
U0831 Pin 31
= 8.00 MHz ?
RESET
TP0833
= HIGH ?
Check / Replace
C0833 / R0832 / U0831
Check radio controller
Data Signal
on J0801 Pin 5
BUS+ ?
Data Signal
on TP0836
SCI_RX ?
NO
Data Signal
on TP0837
SCI_TX ?
Check / Replace
R0831 / U0833 / U0831
Check / Replace
R0837 / R0836
Check / Replace
U0831
Check / Replace
D0831 / R0838
Measure with scope
while rotating Volume

Table of Contents

Other manuals for Motorola GM360

Preview: User Guide
User Guide60 pages

Questions and Answers:

Question and Answer IconNeed help?

Do you have a question about the Motorola GM360 and is the answer not in the manual?

Motorola GM360 Specifications

General IconGeneral
Power Output1-25 W (VHF), 1-25 W (UHF)
SignalingMDC1200, Quick Call II, DTMF
Channel Spacing12.5/20/25 kHz
Frequency Range403-470 MHz
DisplayAlphanumeric
Battery LifeNot applicable (mobile radio)

Related product manuals