ADC KENTROX

D-SERV DSU/CSU 78222

Device Type T1 CSU/DSU
Chip Set Unidentified
Transfer Rate 1.544MBPS
Wiring Type STP
Data Bus External


 

CONNECTIONS

Function

Location

Function

Location
V.35 data port connector

CN1

 Grounding connector

CN3
RJ-48C STP connector

CN2

  

 


USER CONFIGURABLE SETTINGS

Function

Label

Position
» Simplex current looped

J4

Pins 1 & 2 closed
  Simplex current open J4 Pins 2 & 3 closed
» RJ-48C STP connector grounded J5 Closed
  RJ-48C STP connector not grounded J5 Open
» Alarm relay normally open without alarm condition J6 Pins 1 & 2 closed
  Alarm relay normally closed without alarm condition J6 Pins 2 & 3 closed
» Super Frame selected on network interface S3/1 Off
  Extended Super Frame selected on network interface S3/1 On
» Alternate Mark Inversion selected on network interface S3/2 Off
  B8ZS coding selected on network interface S3/2 On
» Bit Stuffing disabled on network interface S3/3 Off
  Bit Stuffing enabled after 15 zeros on network interface S3/3 On
» Performance Report Message disabled on network interface S3/4 Off
  Performance Report Message enabled on network interface S3/4 On
» Contiguous channel selected S4/4 Off
  Alternating channels selected S4/4 On
» Data inversion disabled S5/1 Off
  Data inversion enabled S5/1 On
» DP clock source internal S5/2 Off
  DP clock source external S5/2 On
» DP clock inversion disabled S5/3 Off
  DP clock inversion enabled S5/3 On
» Factory configured - do not alter S5/4 Unidentified


LINE BUILD OUT SELECTION

Setting

LBO1 LBO2
» 0.0 dB Off Off
  -7.5 dB On Off
  -15.0 dB Off On
  -22.5 dB On On


CHANNEL DATA PORT BIT RATE SELECTION (56K)

Channels

Data Rate (KB)

S2/1

S2/2

S2/3

S2/4

S2/5

S2/6

»

24

1344

Off

 Off Off Off Off Off

 

1 x 56

56

Off

 On Off Off Off Off
  2 x 56 112 Off Off On Off Off Off
  3 x 56 168 Off On On Off Off Off
  4 x 56 224 Off Off Off On Off Off
  5 x 56 280 Off On Off On Off Off
  6 x 56 336 Off Off On On Off Off
  7 x 56 392 Off On On On Off Off
  8 x 56 448 Off Off Off Off On Off
  9 x 56 504 Off On Off Off On Off
  10 x 56 560 Off Off On Off On Off
  11 x 56 616 Off On On Off On Off
  12 x 56 672 Off Off Off On On Off
  13 x 56 728 Off On Off On On Off
  14 x 56 784 Off Off On On On Off
  15 x 56 840 Off On On On On Off
  16 x 56 896 Off Off Off Off Off On
  17 x 56 952 Off On Off Off Off On
  18 x 56 1008 Off Off On Off Off On
  19 x 56 1064 Off On On Off Off On
  20 x 56 1120 Off Off Off On Off On
  21 x 56 1176 Off On Off On Off On
  22 x 56 1232 Off Off On On Off On
  23 x 56 1288 Off On On On Off On


CHANNEL DATA PORT BIT RATE SELECTION (64K)

Channels

Data Rate (KB)

S2/1

S2/2

S2/3

S2/4

S2/5

S2/6

24

1536

 On Off Off Off Off Off

1 x 64

64

 On On Off Off Off Off
2 x 64 128 On Off On Off Off Off
3 x 64 192 On On On Off Off Off
4 x 64 256 On Off Off On Off Off
5 x 64 320 On On Off On Off Off
6 x 64 384 On Off On On Off Off
7 x 64 448 On On On On Off Off
8 x 64 512 On Off Off Off On Off
9 x 64 576 On On Off Off On Off
10 x 64 640 On Off On Off On Off
11 x 64 704 On On On Off On Off
12 x 64 768 On Off Off On On Off
13 x 64 832 On On Off On On Off
14 x 64 896 On Off On On On Off
15 x 64 960 On On On On On Off
16 x 64 1024 On Off Off Off Off On
17 x 64 1088 On On Off Off Off On
18 x 64 1152 On Off On Off Off On
19 x 64 1216 On On On Off Off On
20 x 64 1280 On Off Off On Off On
21 x 64 1344 On On Off On Off On
22 x 64 1408 On Off On On Off On
23 x 64 1472 On On On On Off On


DATA PORT LOS SELECTION

Setting

 S2/7 S2/8

»

RTS

 Off Off

 

DTR

 On Off
  RTS & DTR Off On
  None On On


NETWORK INTERFACE CLOCK SOURCE SELECTION

Setting

S3/5

S3/6
» Loop Off Off
  Internal On Off
  Data port Off On
  Loop On On

Note: Data port setting sets data port clock source to external. This overrides the internal setting set by S5/2.


ALARM DEACTIVATION TIME CONFIGURATION

Seconds

S3/7

S3/8
  1 On On
  5 Off On
  10 On Off
» 15 Off Off


STARTING DS0 CHANNEL SELECTION

Channel

 S4/1 S4/2 S4/3
»

1

 Off Off Off
 

2

 On Off Off
 

3

 Off On Off
 

4

 On On Off
  6 Off Off On
  8 On Off On
  12 Off On On
  16 On On On


LOOP BACK SELECTION

Setting

   SW1

Line loop back

 Position 1

Reset or disable loop back

 Position 2

Data port loop back

 Position 3


DIAGNOSTIC LED(S)

LED

Color

Status

Condition

LED1

Green

On

Power is on

LED1

Green

Off

Power is off
LED1 Red On Self test failure has occurred
LED1 Red Blinking A configuration conflict has occurred

LED2

Red

On

DSU/CSU cannot recover the signal from network
LED2 Red Blinking OOF condition detected on network or configuration conflict has occurred
LED2 Red Blinking (slow) T1 AIS detected on network

LED2

Red

Off

No network alarms detected

LED3

Yellow

On

T1 yellow alarm detected on network

LED3

Yellow

Off

T1 yellow alarm not detected on network

LED4

Green

On

Data is detected on network
LED4 Green Blinking Network test code, set or reset detected

LED4

Green

Off

No data, data test or data errors detected
LED4 Red On Operating in test mode
LED4 Red Blinking Network BPV's or CRC error detected, or a configuration conflict has occurred

LED5

Yellow

On

Data is being received

LED5

Yellow

Off

Data is not being received

LED6

Yellow

On

Data is being transmitted

LED6

Yellow

Off

Data is not being transmitted

LED7

Yellow

On

CTS signal is high

LED7

Yellow

Off

CTS signal is low
LED8 Yellow On RTS signal is high
LED8 Yellow Off RTS signal is low


MISCELLANEOUS TECHNICAL NOTES

Unit is AC powered via grounded 115VAC power socket.