Black Box MDU9705A-V35, Руководство пользователя

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APPENDIX B
BLACK BOX MDU9705A-V35
INTERFACE PIN ASSIGNMENTS
V.35 INTERFACE
(M/34 Female Connector)
(DCE Orientation)
Pin # Signal
B ...........................SGND
(Signal Ground)
C ...........................RTS
(Request to Send) (DTE Source)
D ...........................CTS
(Clear to Send) (DCE Source)
E ...........................DSR
(Data Set Ready) (DCE Source)
F............................CD
(Carrier Detect) (DCE Source)
H ...........................DTR
(Data Terminal Ready) (DTE Source)
L............................LLB
(Local Line Loop) (DTE Source)
M ...........................TM
(Test Mode) (DTE Source)
N ...........................RDL
(Remote Digital Loop) (DTE Source)
P ...........................TD
(Transmit Data) (DTE Source)
R ...........................RD
(Receive Data) (DCE Source)
S ...........................TD/
(Transmit Data-B) (DTE Source)
T............................RD/
(Receive Data-B) (DCE Source)
U ...........................XTC
(External Transmit Clock) (DTE
.....................................Source)
V ...........................RC
(Receiver Clock) (DCE Source)
W ...........................XTC/
(External Transmit Clock) (DTE
.....................................Source)
X ...........................RC/
(Receiver Clock) (DCE Source)
Y ...........................TC
(Transmitter Clock-A) (DCE Source)
AA ..........................TC/
(Transmit Clock-B) (DCE Source)
27
Compact mDSL Modem
Compact mDSL Modem
APPENDIX C
BLACK BOX MDU9705A-X21
INTERFACE PIN ASSIGNMENTS
X.21 INTERFACE
(D-Sub-15 Female Connector)
(DTE /DCE Orientation)
Pin # Signal
1 ......................Frame Ground
2 ......................T (Transmit Data-A) (DTE Source)
3 ......................C (Control-A) (DTE Source)
4 ......................R (Receive Data-A) (DCE Source)
5 ......................I (Indication-A) (DCE Source)
6 ......................S (Signal Element Timing-A) (DCE
........................Source)
7 ......................BT (Byte Timing-A) (DCE Source)
8 ......................SGND (Signal Ground)
9 ......................T/ (Transmit Data-B) (DTE Source)
10 ......................C/ (Control-B) (DTE Source)
11 ......................R/ (Receive Data-B) (DCE Source)
12 ......................I/ (Indication-B) (DCE Source)
13 ......................S/ (Signal Element Timing-B) (DCE
........................Source)
14 ......................BT/ (Byte Timing-B) (DCE Source)