5-101
© Sage Instruments 2000
9100-2930-02 01/31/00
Sage Instruments 930i Communications Test Set
Once the 930i is in PCM mode, the display reads:
SELECT: SETUP TEST HISTORY EXIT
K1
K2
K3
K4
The following are the default parameters for testing in this option:
PATTERN:
QRSS
FRAME:
PCM30
CLOCK:
INTERNAL 2.048 MBPS
±
30 BPS
IMPEDANCE:
120/75 OHMS
LINE CODING:
AMI
TEST LENGTH:
CONTINUOUS
6. To test using the default parameters, skip to
Section 5-46.3, Test Mode
. The following sections
describe the setup procedure for parameters other than the default parameters shown above.
5-46.1.1 Customizing Parameters
To check or change the testing parameters:
1. Press K1 under
SET-UP
in the
SELECT
display. The new display reads:
FRAMING: FRAMED UNFRAMED
K1
K2
K3
K4
2. Press K2 to select
FRAMED
testing OR K4 to select
UNFRAMED
operation. The display reads:
REPORT ERRS AS: M.2100 G.821
K1
K2
K3
K4
3. Press K2 under
M.2100
OR K3 under
G.821
to select a reporting format.
Note that M.2100 and G.821 differ in that M.2100 includes line errors in calculating errored seconds and
severely errored seconds, while G.821 does not.
The display reads:
PATTERN: QRSS CONTINUOUS EXIT
K1
K2
K3
K4
Option Menu #:
46
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Summary of Contents for 930i
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