GE M
EDICAL
S
YSTEMS
D
IRECTION
FC091194, R
EVISION
02
V
IVID
7 / V
IVID
7 PRO S
ERVICE
M
ANUAL
5 - 94
Section 5-11 - Circuit Boards
5-11-17-6
LEDs
The Modem has ten LEDs on its front.
Figure 5-49 LEDs on Modem’s Front Panel
Table 5-74 LEDs on Modem
LED Color
Description
Normally State
- Red
TD (Transmit Data)
Flashes during use.
- Red
RD (Receive Data)
Flashes during use.
- Red
CD (Carrier Detect)
ON when detecting a carrier from another modem and during
communication.
OFF indicates no or broken connection.
- Red
56 (56K Mode)
During Power On: Briefly Flashing
These LEDs indicates communication speeds above 14 kbs. If
one of this LEDs are ON during communication, it will stay ON
until the modem is reset or connected the next time.
At speeds below 14 kbs, these LEDs are OFF.
- Red
33 (V.34 Mode)
- Red
14 (V.32bis Mode)
- Red
OH (Off hook)
ON when dialing, online, or answering a call
Flashes if puls dialing
Off when modem not in use
- Red
TR (Terminal Ready)
ON when the system initializes the modem. It indicates that the
modem is ready for an outgoing or incoming call.
OFF indicates that communication on the RS232 (COM) port has
been broken. The connected (remote) modem will disconnect.
- Red
EC (Error Correction (V.42))
ON: Error Correction (V42) is turned ON
Blinking: Compression turned ON
OFF: Normal operation.
- Red
FX (Fax)
Always OFF
TDRD CD 56
3314OHTRECFX
Содержание FC091194
Страница 2: ......
Страница 508: ...GE MEDICAL SYSTEMS DIRECTION FC091194 REVISION 02 VIVID 7 VIVID 7 PRO SERVICE MANUAL Index 6 Index ...
Страница 509: ......