NDA-24296 CHAPTER 3
Page 483
Revision 1.0
PA-2DCHA
D-Channel Handler
Note: When SW10-4 is set ON, SW10-1, 10-2 and 10-3 should be set ON.

When SW10-8 is set ON, SW10-5, 10-6 and 10-7 should be set ON.

SW10
1
2
3
4ON Modem is used in No. 0 Circuit
OFF Modem is not used in No. 0 Circuit.
5
6
7
8ON Modem is used in No. 1 Circuit.
OFF Modem is not used in No. 1 Circuit.
SW11
(MODE0)
1AT & T Bell
5 AT & T Communication
SW12
(MODE1)
1AT & T Bell
5 AT & T Communication
SWITCH
NAME SW ITCH
NO. SETTING STANDARD
SETTING MEANING
SETTIN G OF TR A NSFER SPEED OF DROP/
INSERT IN NO. 0 CIRCUIT
SW10-1 SW10-2 SW10-3 TRANSFER SPEED
ON ON ON 64 kbps
OF F ON ON 32 kbp s (F orwa rd)
ON OF F ON 16 kbp s (F orwa rd)
OFF OFF ON 8 kbps (Forward)
ON ON OFF 64 kbps
OFF ON OFF 32 kbps (Backward)
ON OFF OFF 16 kbps (Backward)
OFF OFF OFF 8 kbps (Backward)
SETTIN G OF TR A NSFER SPEED OF DROP/
INSERT IN NO. 1 CIRCUIT
SW10-5 SW10-6 SW10-7 TRANSFER SPEED
ON ON ON 64 kbps
OF F ON ON 32 kbp s (F orwa rd)
ON OF F ON 16 kbp s (F orwa rd)
OFF OFF ON 8 kbps (Forward)
ON ON OFF 64 kbps
OFF ON OFF 32 kbps (Backward)
ON OFF OFF 16 kbps (Backward)
OFF OFF OFF 8 kbps (Backward)