No Display Troubleshooting Chart (2 Of 3) - Motorola XTS 2500 Service Manual

6.5-14

6.5.15No Display Troubleshooting Chart (2 of 3)

1
Check P_S*
at R912 on
option board
V = 1.85V?
Yes
Check RESET
at R647
V = 1.85V?
Yes
Check
REG_SEL
at J601, pin 7
V = 1.85V?
Yes
Check CS at
R931 on
option board
V = 1.85V?
Yes
3
February 14, 2012
900 MHz Troubleshooting Charts: No Display Troubleshooting Chart (2 of 3)
Verify Signal
No
Path Integrity
and correct
Verify Signal
No
Path Integrity
and correct
Verify Signal
No
Path Integrity
and correct
Verify Signal
No
Path Integrity
and correct
Yes
Problem
End
Resolved?
No
Yes
Problem
Resolved?
No
Yes
Problem
End
Resolved?
No
Yes
Problem
Resolved?
No
MAEPF-27340-O
End
End
6816985H01-F