Philips ErgoLine D330 - Page 12

ErgoLine D330/D340
Customer Engineer Manual
Page 1-6
F
IGURE
1-1. B
LOCK
D
IAGRAM OF
E
RGOLINE
D330 & D340
Power
Supply
Line Interface
Circuit
Microprocessor
Terminal
Adapter
1
EPROM
RAM
EEPROM
Static
I/F
1
Infra-Red
I/F
1
TAPI
Audio I/O
1
Handset
Loudspeaker
Microphone
ARCOFI
Display LEDs
& Keys
T
x
R
x
IN
OUT
V.24
8V~
5V
Interchangeable
Line Interface:
- 2-wire U
PN
- 4-wire S
0
voice
(B0/B1)
data
(B1)
messages
(D)
Note 1: The Infra-Red, Static, Audio
and V.24 interfaces are not
available on the D330