Patton electronic X.21 Interfaces User Manual
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Table of contents
Document Outline
- USER MANUAL
- 1.0 Warranty Information
- 2.0 General Information
- 3.0 Configuration
- 3.1 DIP Switch Configuration
- SW1-1
- Line Code
- OFF
- HDB3
- SW1-2
- LLB
- OFF
- OFF
- SW1-3
- Reserved
- SW1-4
- Reserved
- SW1-5
- Reserved
- SW1-6
- Clock Mode
- OFF
- Received Recovered
- SW1-7
- Clock Mode
- OFF
- Received Recovered
- SW1-8
- TM from DTE
- OFF
- Enabled
- Off
- HDB3
- On
- AMI
- Off
- Local Loopback Inactive
- On
- Local Loopback Active
- ON
- ON
- Network (Received Recovered)
- ON
- OFF
- Internal
- OFF
- ON
- External
- OFF
- OFF
- Network (Received Recovered)
- Network Clock
- Transmitter timing is derived using the received line signal (received recovered) from the network.
- Internal Clock
- Transmitter timing is derived from an internal clock source.
- External Clock
- Transmitter timing is derived from DTE terminal timing.
- Off
- Response to DTE Loopback Request Enabled
- On
- Response to DTE Loopback Request Disabled
- 4.0 Installation
- 5.0 Operation
- Appendix A Model 2707, G.703 Specifications
- Network Data Rate:
- 2.048 Mbps
- Network Connector:
- RJ-48C/Dual Coax BNC (2707/D)
- Nominal Impedance:
- 75/120 Ohm
- Line Coding:
- Selectable AMI or HDB3
- Line Framing:
- G.703 (Unframed)
- Clocking:
- Internal or Network (Receive Recover)
- Distance:
- Maximum 1.8 km (6,000 ft.) on 24 AWG Cable
- Configuration:
- One 8-Position DIP Switches
- Power Supply:
- +5VDC External power supply/100-240VAC, 50-60Hz, 0.4A; or 48VDC Power Supply
- Humidity:
- Up to 90% non-condensing
- Temperature:
- 0 to 50˚ C
- Dimensions:
- 9.0 x 5.3 x 2.0 cm (3.5”L x 2.1”W x 0.78”H)
- Appendix B Model 2707, Interface Pin Assignment
- B
- SGND (Signal Ground)
- C
- RTS (Request to Send)
- D
- CTS (Clear to Send)
- E
- DSR (Data Set Ready)
- F
- CD (Carrier Detect)
- H
- DTR (Data Terminal Ready)
- L
- LLB (Local Line Loop)
- M
- TM (Test Mode)
- N
- RDL (Remote Digital Loop)
- P
- TD (Transmit Data)
- R
- RD (Receive Data)
- S
- TD/ (Transmit Data-B)
- T
- RD/ (Receive Data-B)
- U
- XTC (External Transmit Clock)
- V
- RC (Receive Timing)
- W
- XTC/ (External Transmit Clock)
- X
- RC/ (Receive Timing)
- Y
- TC (Transmit Clock-A)
- AA
- TC/ (Transmit Clock-B)
- A
- Frame Ground
- A
- Frame Ground
- A
- B
- Signal Ground
- B
- Signal Ground
- B
- C
- RTS
- C
- DCD
- F
- D
- NC
- D
- NC
- D
- E
- DSR
- E
- DTR
- H
- F
- DCD
- F
- RTS
- C
- H
- DTR
- H
- DSR
- E
- K
- NC
- K
- NC
- K
- L
- NC
- L
- NC
- L
- P
- TD (A)
- P
- RD (A)
- R
- R
- RD (A)
- R
- TD (A)
- P
- S
- TD (B)
- S
- RD (B)
- T
- T
- RD (B)
- T
- TD (B)
- S
- U
- SCTE (A)
- U
- RT (A)
- V
- V
- RT (A)
- V
- SCTE (A)
- U
- W
- SCTE (B)
- W
- RT (B)
- X
- X
- RT (B)
- X
- SCTE (B)
- W
- Y
- NC
- Y
- NC
- Y
- AA
- NC
- AA
- NC
- AA
- Appendix C Model 2707, Interface Pin Assignment
- 1
- Frame Ground
- 2
- T (Transmit Data-A)
- 3
- C (Control-A)
- 4
- R (Receive Data-A)
- 5
- I (Indication-A)
- 6
- S (Signal Element Timing-A)
- 7
- BT (Byte Timing-A)
- 8
- SGND (Signal Ground)
- 9
- T/ (Transmit Data-B)
- 10
- C/ (Control-B)
- 11
- R/ (Receive Data-B)
- 12
- I/ (Indication-B)
- 13
- S/ (Signal Element Timing-B)
- 14
- BT/ (Byte Timing-B)
- Appendix D Model 2707, Factory Replacement Parts And Accessories
- 2707/C
- G.703 NTU with a V.35 interface
- 2707/D
- G.703 NTU with an X.21 interface
- 2707/I
- G.703 NTU w/ 10Base-T EN interface
- 0805US
- American Power Cord
- 0805EUR
- European Power Cord CEE 7
- 0805UK
- United Kingdom Power Cord
- 0805AUS
- Australia/New Zealand Power Cord
- 0805DEN
- Denmark Power Cord
- 0805FR
- France/Belgium Power Cord
- 0805IN
- India Power Cord
- 0805IS
- Israel Power Cord
- 0805JAP
- Japan Power Cord
- 0805SW
- Switzerland Power Cord
- 08055DCUI
- Universal Input Power Supply
- 07M2707
- User Manual