Motorola ASTRO XTS 5000 - Page 105

November 16, 2006 6881094C31-E
5-14 Troubleshooting Charts: Display Failure (NNTN4563, NNTN4819, NNTN4717 & NNTN5567 VOCON Kits)
Display Failure (NNTN4563, NNTN4819, NNTN4717 & NNTN5567 VOCON
Kits)
Page 2
MAEPF-27506-A
V = 0 V?
Check P_S*
at J301, pin 4
No Yes
Ye sNo
No Yes
Ye s
No
No
No
No
No
Ye s
Ye s
Ye s
Ye s
1
Problem
Resolved?
Problem
Resolved?
Problem
Resolved?
Problem
Resolved?
Check
REG_SEL
at J301, pin 7
Check RESET
at J301, pin 6
Verify Signal
Path Integrity
and correct
Verify Signal
Path Integrity
and correct
Verify Signal
Path Integrity
and correct
Verify Signal
Path Integrity
and correct
Check CS at
J301, pin 5
3
V = V2?*
V = V2?*
End
End
End
End
V = V2?*
* per Standard Bias Table
* per Standard Bias Table
* per Standard Bias Table