User`s manual

57
Chapter 2. Getting Started the BHT-5000 and System Mode
Selecting "6: COM" on the TEST menu calls up the
screen shown at left.
1 Optical : Tests the optical interface port.
2 Connector : Tests the direct-connect interface
port.
Select the interface port to be tested by pressing
the numerical keys or using
* and
* keys,
then press ENT key.
TEST COMMUNICATION
1:Optical
2:Connector
TEST COMMUNICATION
< Optical >
** Testing **
During the test, the screen at left is displayed,
showing the selected interface port (Optical or Con-
nector) in the center of the LCD. (This example is
testing the optical interface port.)
TEST COMMUNICATION
< Optical >
** Test NG **
TxD-RxD:OK
RTS-CTS:NG
If an error occurs, the beeper beeps three times
and the error message appears as shown at left.
Press C key to return to the TEST menu.
This example shows that the interfacing
between TXD (SD) and RXD (RD) is
normal but the interfacing between RTS
(RS) and CTS (CS) is abnormal.
After testing the direct-connect interface
port, no test result will appear for the
RTS-CTS.
REFERENCE
TEST COMMUNICATION
< Optical >
** Test OK **
TxD-RxD:OK
RTS-CTS:OK
Upon normal completion of the test, the BHT-5000
beeps once and displays the screen shown at left.
Press C key to return to the TEST menu.
* For BHT-5000s having a 26-key pad, use F5 and F6 keys instead of
and
keys,
respectively