NEAX2400 ICS ISDN PRI Installation Notes
ETI-152A
Page 6
SW0
Parts
Mounted
Face
Dip Switch
(Standard Setting)
1
ON
Impedance Setting:
100
Ω
OFF
Impedance Setting:
110
Ω
2
ON
Setting of Transmission
Transformer Middle
Point: Ground
OFF
Setting of Transmission
Transformer Middle
Point: Open
3
ON
Setting of Receiving
Transformer Middle
Point: Ground
OFF
Setting of Receiving
Transformer Middle
Point: Open
4
ON
Not Used (Fixed to ON)
SW1
Parts
Mounted
Face
Dip Switch
(Standard Setting)
1
ON
Digital PAD ROM
Selection: Special
Specification (PROM
Spec.)
OFF
Digital PAD ROM
Selection: Standard
Specification (MASK
ROM Spec.)
2
ON
Not Used (Fixed to ON)
3
ON
Interface Structure: 24B
DTR Ts
OFF
Interface Structure:
23B+D ISDN
4
ON
D-Channel Packet
Service: To be provided
OFF
D-Channel Packet
Service: Not to be
provided
Table 1 ISDN PRI Switch Descriptions (Continued)
SWITCH
NAME
SWITCH
LOCATION
KIND OF SWITCH
SWITCH
NO.
SWITCH
SETTING
MEANING
ON
1 2 3 4
ON
1 2 3 4
