MG-DS1 demand test descriptions and error codes

Last Updated : Sep 29, 2023 |

Investigate tests in the order presented. By clearing errors associated with the first test, errors generated from other tests may also be cleared. Click on the link to see the full description of the test, error codes, and recommended actions.

Order of investigation

Short test sequence

Long test sequence

Reset board sequence

test ds1-loop

D/ND 1

Echo Canceller Test 1420

X

D

Control Channel Looparound Test 52

X

ND

Loss of Signal Alarm Inquiry Test 138

X

X

ND

Blue Alarm Inquiry Test 139

X

X

ND

Red Alarm Inquiry Test 140

X

X

ND

Yellow Alarm Inquiry Test 141

X

X

ND

Major Alarm Inquiry Test 142

X

X

ND

Minor Alarm Inquiry Test 143

X

X

ND

Slip Alarm Inquiry Test 144

X

X

ND

DS1 Translation Update Test 146

X

X

ND

ICSU Status LEDs Test 1227

X

X

ND

SAKI Sanity Test 53

X

D

Internal Looparound Test 135

X

D

1. D = Destructive; ND = Nondestructive