Digital Equipment DECserver 90L Скачать руководство пользователя страница 56

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Troubleshooting

5–3

Table 5–1 (Cont.)

DECserver 90L Troubleshooting

If...

Then...

Do this...

The printer does not
work

The port is not set
for a printer.

Set the port for the printer.

The baud rates are
incompatible.

Check printer and port baud
rates.

The flow control is
not set as required
by the application.

Check flow control.

The port and or
server name does not
match with the host.

Verify that the names match.

Содержание DECserver 90L

Страница 1: ...DECserver 90L Owner s Manual Order Number EK DSRVD OM 001 Digital Equipment Corporation...

Страница 2: ...Software clause at DFARS 252 227 7013 Copyright Digital Equipment Corporation 1991 All Rights Reserved Printed in U S A FCC NOTICE The equipment described in this manual generates uses and may emit r...

Страница 3: ...ng a Terminal or Personal Computer 3 1 Establishing a Terminal Session 3 1 Ending a Terminal Session 3 2 Last Number Redial 3 3 Interrupting a Terminal Session 3 3 Resuming an Interrupted Terminal Ses...

Страница 4: ...ng Password by Menu 4 10 Set and Clear Authorized Operation 4 11 Enable and Disable Manager Mode 4 14 Show Command 4 17 Show Port 4 17 Show Server 4 20 Reset Command 4 22 Command Line 4 23 Using a Pri...

Страница 5: ...0L Backplane Installation 2 6 A 1 Port Circuit A 4 Tables 1 1 Supported Terminal Characteristics 1 3 3 1 DECserver 90L User Commands 3 5 3 2 DECserver 90L Information and Error Codes 3 6 4 1 Port Para...

Страница 6: ...des an overview of the DECserver 90L including the features and a quick start procedure 2 Describes how to install the DECserver 90L 3 Describes how to start interrupt resume and end a terminal sessio...

Страница 7: ...ent elements of a command for which you supply a value For example service Return Key names appear in a box NOTE Provides general information bold text Bold text represents user input For example Set...

Страница 8: ...TSM Eight ports 1 2K bits to 38 4K bits per second 8 bit characters One stop bit No parity One session per port Printer support including queuing LAT compatible V5 0 or higher The DECserver 90L termin...

Страница 9: ...r assistance from system management After unpacking the unit 1 Plug the power supply in a working AC outlet and plug the power connector from the power supply in to your DECserver 90L The green power...

Страница 10: ...e network node you want to connect to and press Return The DECserver 90L will display a string of dots one per second until the connection is made For more detailed information on installing and using...

Страница 11: ...1 4 Overview L J 0 0 0 7 2 T I 0 6 5 4 3 2 1 7 8 9 10 Figure 1 2 DECserver 90L...

Страница 12: ...ress of the unit Network Connector BNC Connects unit to the network Not used when the unit is installed in the DEChub 90 Ethernet backplane Port Connector MMJ Connect terminals and printers to the DEC...

Страница 13: ...er to Backplane Installation when installing the unit in the DEChub 90 Ethernet backplane Standalone Installation To install the DECserver 90L as a standalone unit perform the following procedures and...

Страница 14: ...2 2 Installation L J 0 0 0 7 3 T I 0 D G 50 OHM Terminator T Connector Terminal Figure 2 1 DECserver 90L Standalone Installation...

Страница 15: ...Cserver 90L Figure 2 2 1 Insert a small screwdriver into the top mounting hole in the cover 2 Lift up on the latch 3 While lifting up on the latch pull the top of the cover away from the unit and down...

Страница 16: ...ice autobaud to set the operating speed of the port While watching the Activity LED type a character on the terminal The LED should turn on and off indicating activity on the port Perform this procedu...

Страница 17: ...ck of the unit remove the cover Figure 2 2 To remove the back cover on the DECserver 90L unit a Insert a small screwdriver into the top mounting hole in the cover b Lift up on the latch c While liftin...

Страница 18: ...securely latched in place 3 With the power applied to the backplane the following indicators on the DECserver 90L should be lit Power Self Test OK and Network The self test takes approximately five s...

Страница 19: ...inals to ports as needed 2 To start a terminal session using a terminal connected to one of the ports a With the terminal turned on press Return twice This sets the baud rate of the port to that of th...

Страница 20: ...u cannot connect to a selected system and you are not sure if the LAT Version 5 0 or higher is installed and running see your system manager for help Using a Terminal or Personal Computer This section...

Страница 21: ...node name s ask your system manager When a terminal session is established most systems start some type of log in sequence such as prompting you for username and password Refer to the documentation f...

Страница 22: ...upting a Terminal Session You can interrupt a terminal session and return to the DECserver 90L prompt by pressing the Break key on the terminal When you press the Break key the session is interrupted...

Страница 23: ...on your terminal NOTE Entering the disconnect command when there is no interrupted session to resume causes the port to enter its power up state non autobaud state Using a Printer Any of the ports on...

Страница 24: ...ECserver 90L commands Break Interrupt a terminal session Connect to last service used or resume an interrupted terminal session RESU ME 3 Resume an interrupted terminal session Disconnect an interrupt...

Страница 25: ...d DS90L 103 Power Down DS90L within 1 minute to Enable Authorize Mode DS90L 104 Power Down DS90L within 1 minute to Clear Authorize Mode DS90L 105 Manager Mode Enabled DS90L 106 Manager Mode Disabled...

Страница 26: ...Address DS90L 309 Invalid Password DS90L 310 Data Overflow DS90L 311 Illegal message DS90L 312 Protocol Error Server Circuit Timer is Out of Range DS90L 313 Protocol Error Number of Virtual Circuits...

Страница 27: ...s DS90L 326 No Such Service DS90L 327 Service is Not Offered by Requested Port DS90L 328 Port Name is Unknown DS90L 330 Password Length Exceeds 8 Characters DS90L 331 Invalid Port Speed DS90L 332 Ille...

Страница 28: ...thin 60 seconds The time required for the DECserver 90L to establish a connection can be reduced to two seconds or less for any service by installing LATmaster V5 2 on any node in your network see you...

Страница 29: ...ess CTRL D when finished DECserver 90L PROMPT Security Security for the DECserver 90L is provided by a password protected management mode This mode of operation is called authorized mode and can be se...

Страница 30: ...ng the menu and the command line Set Command The Set command allows you to set port or server parameters zero network counters and enable and use the DECserver 90L security features Setting Port Param...

Страница 31: ...baud 2 19200 baud 3 9600 baud 4 4800 baud 5 2400 baud 6 1200 baud Input Control Enables and disables input flow control XON XOFF E Enable D Disable C Clear send XON Output Control Enables and disable...

Страница 32: ...ample shows how to set port 8 for use with a printer user entries are bolded The following port parameters are set in this example Port name PRINT Speed 9600 Input control Remains unchanged Output con...

Страница 33: ...es 2 19200 D Disable D Disable P Printer R Remote D Disable N No 3 9600 C Clear C Clear 4 4800 5 2400 6 1200 Print 3 9600 E Enable E Enable P Printer R Remote D Disable N No DS90L 100 Parameters Have...

Страница 34: ...unchanged SET 8 PRINT 9600 P R Return DS90L 100 Parameters Have Been Changed Setting Server Parameters The following server parameters can be set Server name Zero counters Reset server and ports to f...

Страница 35: ...s are disconnected Setting Server Parameters from the Menu To set server parameters from the menu 1 Enter SET at the DECserver 90L prompt The in the menu indicates the port you are attached to 2 Selec...

Страница 36: ...counters user entries are bolded Set Return 1 PORT_1 2 PORT_2 3 PORT_3 4 PORT_4 5 PORT_5 6 PORT_6 7 PORT_7 8 PORT_8 S Server P Password A Authorized M Manager S Return Name Actions LAT_08002B08322B N...

Страница 37: ...Parameters Have Been Changed Changing Password by Menu The Set command is used to change the DECserver 90Ls password The password is a maximum of eight characters To change the password the port you a...

Страница 38: ...hoed not echoed not echoed DS90L 109 Password Changed Changing Password by Command Line The command line for changing the password is Set P old_password new_password Return NOTE The old new and verify...

Страница 39: ...3 Select Set S 4 Enter New Password The password is not echoed 5 Enter the password again to verify The verify password is not echoed Set Return 1 PORT_1 2 PORT_2 3 PORT_3 4 PORT_4 5 PORT_5 6 PORT_6...

Страница 40: ...security on the DECserver 90L To clear authorized mode your port must be in manager mode or you must have physical access to the unit Physical access to the unit is required when the units password is...

Страница 41: ...ne The command line for clearing authorized mode is Set A C Return Enable and Disable Manager Mode The Set command is used to enable and disable manager mode Only one port can be in manager mode at an...

Страница 42: ...ed to 2 Select Manager M 3 Select Enable E 4 Enter password The password is not echoed The following example shows how to enable manager mode Set Return 1 PORT_1 2 PORT_2 3 PORT_3 4 PORT_4 5 PORT_5 6...

Страница 43: ...t you must be attached to the port and use the Set command To disable manager mode from the menu 1 Enter SET at the DECserver 90L prompt The indicates the port you are attached to 2 Select Manager M 3...

Страница 44: ...n off Out Flow Tells if the output flow control is enabled or disabled and gives its current state on off Type Tells if the device type is set for a terminal or printer Break Tells if the port is set...

Страница 45: ...the DECserver 90L prompt The indicates the port you are attached to 2 Select Ports P Show Return 1 PORT_1 2 PORT_2 3 PORT_3 4 PORT_4 5 PORT_5 6 PORT_6 7 PORT_7 8 PORT_8 P Ports S Server P Return Name...

Страница 46: ...lected port using menu mode 1 Enter Show at the DECserver 90L prompt The indicates the port you are attached to 2 Select 1 Show Return 1 MYPORT 2 PORT_2 3 PORT_3 4 PORT_4 5 PORT_5 6 PORT_6 7 PORT_7 8...

Страница 47: ...l it runs Ethernet address server name network counters and status of security NVRAM and the network connection Show Server by Menu The Show Server command can be entered interactively or by a command...

Страница 48: ...0 Unrecognized Destination 504 Frames Sent Deferred 0 Data Overrun 0 Frames Sent 1 Collision 0 User Buffer Unavailable 0 Frames Sent 2 Collisions 0 System Buffer Unavailable 0 Messages Received 10 Dup...

Страница 49: ...their speed set using the set command they will be in the non autobaud state no speed set After being reset the Return key must be pressed twice to autobaud the port and set the speed Reset Command by...

Страница 50: ...t any error in parsing a command will cause the entire command to be ignored A space is required between the command set or show and its parameters The command line interpreter uses comas as a delimit...

Страница 51: ...sword new_password Set Authorized Mode SET A S password Clear Authorized Mode SET A C Enable Manager Mode SET M E password Disable Manager Mode SET M D Show Port Parameters SHOW P Show Server Paramete...

Страница 52: ...ed by printer usually enabled Output flow as required by printer usually enabled Device type Printer Break as required by printer usually don t care Remote Modify enabled if host needs to be able to c...

Страница 53: ...point to the port LTA1234 defined in the previous step Refer to your system documentation for information on this procedure NOTE If you want to set all eight ports for use by printers the eighth port...

Страница 54: ...server 90L is not receiving 5V Check the AC power connection and verify that the AC outlet is working Check the power connection on the DECserver 90L If the problem still exists replace the power supp...

Страница 55: ...ty LED on the DECserver 90L the LED should blink when characters are typed at the terminal If not check that the activity LED blinks when characters are typed on terminals connected to other ports If...

Страница 56: ...ot work The port is not set for a printer Set the port for the printer The baud rates are incompatible Check printer and port baud rates The flow control is not set as required by the application Chec...

Страница 57: ...gories Physical dimensions Environmental specifications Electrical specifications LAT specifications Physical Dimensions The physical dimensions of the DECserver 90L are as follows Dimension Value Hei...

Страница 58: ...re 5 C to 50 C 41 F to 122 F Maximum rate of change 20 C hr 36 F hr Relative humidity 10 to 95 non condensing Wet bulb temperature 32 C 90 F maximum Dew point 2 C 36 F minimum Altitude Sea level to 2...

Страница 59: ...8 Vac to 256 Vac nominal 240 Vac Current at 120 volts 25 amps Current at 240 volts 125 amps Frequency 50 Hz to 60 Hz Power consumption 16 watts Output voltage 5 1 Vdc Output current 1 8 A DECserver 90...

Страница 60: ...TR2 1This signal is pulled high when power is applied to the DECserver 90L 2This signal is tied to ground through a 3K ohm resistor Figure A 1 shows the circuit connections for each port Ready Out or...

Страница 61: ...ype Master Keepalive timer 20s Master circuit timer 80ms Local cache node limit 16 Password 8 characters maximum Prompt Queue limit 7 per port Retransmit limit 8 Session limit 8 1 per port Server name...

Страница 62: ...nd Configuration Guide EK DECSY CG Ordering Information Customers may order documents by phone or mail Continental USA and Puerto Rico Call 800 258 1710 or mail to Digital Equipment Corporation Periph...

Страница 63: ...entation Digital Personnel Digital personnel may order these documents from Digital Equipment Corporation 444 Whitney Street Northboro MA 01532 Attn Publishing and Circulation Services NRO3 W3 Order P...

Страница 64: ...lane 1 5 MMJ pin out A 3 network 1 5 port 1 5 power 1 5 Cover location of 1 5 E Environmental specifications A 2 Error fault conditions 5 1 Error codes and information 3 6 to 3 8 Ethernet address loca...

Страница 65: ...rom the menu 4 5 show status 4 17 troubleshooting 5 1 Port connector 1 5 Power connector 1 5 indicator 1 4 specifications A 3 troubleshooting 5 1 Printer troubleshooting 5 3 using a 3 4 4 25 R Redial...

Страница 66: ...Index 3 Terminal session Cont establishing a session 3 1 interrupting a session 3 3 resuming an interrupted session 3 3 Troubleshooting determining cause and solution 5 1 to 5 3...

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