2 explanation of dca service displays – Nortel Networks DCT1900 User Manual

Page 369

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Technical Product Manual - DCT1900

Maintenance, Fault Signalling

Maint-DCT1900/R8/mw

3-9

© 2000-2005

When you are done testing, turn the portable off to exit DCA mode.

5.

For DT600 and DT620 scroll menu down to:Gen. Setup (press Yes)
Note: If using the DT620 or the DT600 rev. R2B and higher, go directly to DCA-Service.
Scroll menu key down to

: DCA-Service (press Yes)

Scroll menu key down to

: Desired Function:
1. Link Info
2. ALL–FP+RSS
3. FP–Info
4. ChannelInf
5. TimeSlots
6. SYSOrder
7. SYSList
8. MER tests
9. Last Error

Inhibiting activation of the service display can only be done by switching–off the Portable
Telephone followed by a normal switch–on.

3.8.2 Explanation of DCA Service Displays

Data is always displayed in hexadecimal numbers. The Base Station number relates to the
physical connection in the RE. Refer to Section 2, "System Description", Chapter 5, Paragraph
5.4, "Numbering Conventions" in this manual to find this relation.

Note:
A Portable Telephone is always blind for the two adjacent time slots. For example, a Portable
Telephone is locked on a Base Station on time slot 5. If it approaches a Base Station that has only
one active channel (traffic or beacon) on time slot 4 or time slot 6, the Portable Telephone will not
see that Base Station. The display remains unchanged until the current channel or the channel of
the second Base Station changes. Consider this when using the menus below.

Link Info
The link info menu has two display options which can be selected by pressing either UP or DOWN
key. The following display is entered by pressing UP key:

The following display is entered by pressing DOWN key:

Fp CS SsQuBd
0A FB E02024

Fp

: Fixed Part: Base Station number (hexadecimal)

C

: Carrier (A...H)

S

: Time Slot number (0...9, A, B)

Ss

: Signal strength (RSSI - Receive Signal Strength Indicator)

Qu

: Quality of the received signal (RQI - Receive Quality Indicator)

Bd

: Bad frame count; Number of bad sync or A-field CRC errors received
(counter wraps back to zero)

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