RFL Communications 21 Sub-MUX Specifikace stáhnout pdf (Strana 71)

100

101

December 2008 Page 4–13

Chapter 4. Acceptance Tests

The LEDs on the “Local” chassis should look

like this:

The LEDs on the “Remote 1” chassis should

look like this:

The LEDs on the “Remote 2” chassis should

look like this:

The LEDs on the “Remote 3” chassis should

look like this:

6. Reconnect the cable to transceiver 1-1 A.

7. Disable transceiver 1-1 B on the “Local”

chassis.

Disconnect the fiber optic cable going to the

receiver of transceiver 1-1 B on the “Local”

chassis.

8. Observe the LEDs on all four chassis.

Table 4-3 shows the LEDs that should be lit

on all four chassis after you complete Step 7.

Amore visual depiction of the LEDs on each

chassis is shown below (the darkened LEDs

are lit, or ON).

The LEDs on the “Local” chassis should look

like this:

The LEDs on the “Remote 1” chassis should

look like this:

The LEDs on the “Remote 2” chassis should

look like this:

Table 4–3. LEDs on all Four Chassis with Transceiver 1-1 B on the “Local” Chassis Disabled.

CHASSIS

LED

LB-A LB-B LSIG-A LSIG-B SWTCH-C HSBOK-C LSIGC LSIGD SWTCH-D HSBOK-D

Local ON ON ON ON

Remote 1 ON ON ON

Remote 2 ON ON ON ON

Remote 3 ON ON ON ON

1 2 ... 66 67 68 69 70 71 72 73 74 75 76 ... 341 342

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