GE M
EDICAL
S
YSTEMS
- K
RETZTECHNIK
DRAFT
V
OLUSON
® 730P
RO
/ 730P
RO
V (BT´04)
D
IRECTION
KTI105947, R
EVISION
2
S
ERVICE
M
ANUAL
Chapter 5 - Components and Functions (Theory)
5-19
5-2-6-5-1
Location in the Unit
5-2-6-5-2
LEDs
The Modem has 10 LEDs on its front.
Figure 5-8 Modem (placed on the GEF-box)
Figure 5-9 LEDs on Modem’s Front Panel
Table 5-4
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
14 OH TR EC FX
CD 56
33
TD RD
