The following fields ❺ to ❼ (Fig. 10.5) are only of importance if the scroll variable To
analog TC directs call setup to an analog traffic channel.
❻
Forward voice channel FVC. The permissible figures depend on the
system (A/B) (see appendix, "Technical Data").
❼
With this scroll field you choose one of the suggested SAT frequencies
(scroll variables: 5970 Hz, 6000 Hz, 6030 Hz). Do not choose
NO SAT, otherwise the call breaks off after approx. 5 s.
❽
With this scroll field you choose the power level 0 to begin with (scroll
variables: 0 to 7).
¿ Not shown in the figure! Only available in the IS-136 DB test program at
the bottom border of the test mask. With this scroll field you choose the
down-banded channels.
❼
❻
❺
❹
❸
➋
❶
¥
Fig. 10.5: Upper entry sector of basic IS-
136 mask comprises system-related entry
fields (❶ to ❸). Middle entry sector (❺ to
❼) is only of importance if call setup is
directed to analog traffic channel with
scroll variable ❹. All entry and scroll fields
can be accessed with cursor keys.
IS-136 MS General Test Preparations
10-10
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