NEC Electra Elite 192 Hardware Manual page 363

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Electra Elite
Place Test Set on output of
paging at ECR-U10 ADP with all
external wiring removed.
Yes
External amplifier or
wiring is defective.
System Hardware Manual
External Paging Problems
Yes
No
External
page heard on
test set?
Check Memory Blocks 1-1-46,
1-1- 47, and 1-1-48 for correct
access code (external) for paging.
Access Code
correct?
1. Reset/replace ECR-U10 ADP, and test.
2. Perform Second Initialization, and test; then
perform First Initialization and test.
3. Replace CPUB( )-U10 ETU, and test
using default program.
G1
No
Amplifier
Install amplifier.
provided?
No
Yes
Pass
Retest using
correct access
Done.
code.
Fail
Issue 6
9 - 21

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