Table of Contents
Related Manuals for Digital Equipment DECserver 900GM
Summary of Contents for Digital Equipment DECserver 900GM
- Page 1 DECserver 900GM and 900GMx Installation Part Number: EK–DSRVY–IN. C01 February 1997 This manual describes how to install the DECserver 900GM and DECserver 900GMx modules. This is a revised manual. Revision/Update Information:...
- Page 2 February 1997 The information in this document is subject to change without notice and should not be construed as a commitment by Digital Equipment Corporation. Digital Equipment Corporation assumes no responsibility for any errors that may appear in this document.
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Page 3: Table Of Contents
........... Front Panel DECserver 900GM . - Page 4 ....... 4 Maximum Cable Lengths –– DECserver 900GM to Devices .
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Page 5: Safety
Safety Any warning or caution that appears in this manual is defined as follows: WARNING Contains information to prevent personal injury. VORSICHT Enthält Informationen, die beachtet werden müssen, um den Benutzer vor Schaden zu bewahren. DANGER Signale les informations destinées à prévenir les acci- dents corporels. - Page 6 Safety (Cont.) WARNING To avoid personal injury or damage to equipment, do not install the module into a DEChub 900 or DEChub ONE unless the module is completely assembled, with the enclo- sure, bezel, and all faceplates in place. [Page 7.] VORSICHT Um den Benutzer vor Schaden zu bewahren und eine Beschädigung des Geräts zu vermeiden, muß...
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Page 7: Introduction
Introduction The DECserver 900GM is a network access server that supports up to 16 full modem control ports, or 32 eight–wire partial modem control ports. The DECserver 900GMx is identical to the DECserver 900GM, except that it supports up to 8 full modem control ports, or 16 eight–wire partial modem control ports. -
Page 8: Features
Introduction (Cont.) Features Your DECserver 900GM and 900GMx modules include the following features: Access to ThinWire 10base2 segment in the DEChub 900 MultiSwitch or in the DEChub ONE docking station. Backplane access to multiple LANs through one of six flexible channels in the DEChub 900. -
Page 9: Front Panel Decserver 900Gm
8) Reset Switch — Resets the module to factory de- faults. To reset: while turning on the power, press and hold the reset switch until the Module OK LED flashes, or if the DECserver 900GM is in operational mode (the seven-segment display shows the “race 9-16 track”... - Page 10 NOTES: You can mix port types on connectors A through D but you cannot mix port types on any single connector. You can change port type cables at any time but you must reboot the module when you do so. DECserver 900GM Installation...
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Page 11: Front Panel Decserver 900Gmx
9) Bulk Connectors — Two 68-pin connectors, each providing 4 full modem control ports or 8 partial mo- dem control ports. When using all four connectors, you can configure these cables to provide ports in the following combinations: Full Partial 16 LKG-09727–94I DECserver 900GM Installation... -
Page 12: Back Panel
6) Mounting tab — Secures the module to the backplane when the module is installed in a DEChub 900 or DEChub ONE. 7) Grounding fingers — Provides additional chassis grounding between the module and a DEChub 900 or DEChub ONE. LKG-09728-94I DECserver 900GM Installation... -
Page 13: Installing The Module
15 V LKG–9062–94I NOTE: The 12V power in the DEChub 900 is derived from the 15V power source. Although it is listed separately in the product specifications, the 12V requirements are included in the 15V power total. DECserver 900GM Installation... - Page 14 The timing depends on the amount of memory installed in the module and the length of time needed to load the network access software. NOTE: Refer to the section titled Problem Solving Using the LEDs if the LEDs do not operate as described. DECserver 900GM Installation...
- Page 15 NOTE: You must reboot the DECserver 900GM after changing the bulk cable type on a port from a full modem control cable to a partial modem control cable or data lead only connector, or vice versa.
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Page 16: Installing Flash Ram
Insert the Flash RAM card into the Flash RAM slot on the front of the module. a. The Digital label should be on the same side as the DECserver 900GM logo on the front panel of the module. b. When properly inserted, the Flash RAM card protrudes from the front panel about 1/4 inch. -
Page 17: Removing The Module
DEChub 900 MultiSwitch. a. Lift the release lever located on the top of the DEChub 900 mounting slot. b. Pivot the module back on its bottom mounting tab, and remove the module from the backplane. Mounting LKG–8717-93I DECserver 900GM Installation... -
Page 18: Led Descriptions
LAN network through the management. DEChub 900 or via the AUI port on the DEChub ONE. Network No network activity. Network has heavy Flashes more Activity traffic. rapidly and appears brighter as network traffic increases. DECserver 900GM Installation... -
Page 19: Problem Solving Using The Leds
Module OK LED lights and remains lit. 4. The remaining LEDs indicate their operational status as described in Table 2. Problem Solving Table 2 lists probable causes and corrective actions you can take if the module LEDs do not function properly. DECserver 900GM Installation... - Page 20 DEChub power If the module is installed in a supply is faulty. DEChub 900, replace the power sup- ply. If the module is installed in a DEChub ONE, replace the DEChub ONE. (continued on next page) DECserver 900GM Installation...
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Page 21: Problem Solving Using The Leds
Corporation. ing or displaying a solid “8”. Seven-segment Download backoff is If the display persists, there is a load- display shows in progress. ing problem. See the error message a “3”. on the console port. DECserver 900GM Installation... -
Page 22: Problem Solving Using The Seven Segment Display
Requesting dump Dumping Hardware revision # incompatible with firmware revision # No SIMs, or wrong type SIMs installed DECserver 900 is operating correctly. The rotating code is Rotating Rotating referred to as the “race track” pattern. LKG-8099-93I DECserver 900GM Installation... -
Page 23: Cabling
Table 4 shows the maximum cable lengths for a number of data rates using DECserver 900GM supported line protocols. For more information about cabling and configuring of LANs and using DECconnect system products, refer to the DECconnect System Planning and Configuration Guide . Table 4 DECserver 900GM Installation... -
Page 24: Connector Pin Assignments
Connector Pin Assignments To install the DECserver 900GM, use either a 68-pin bulk to 50-pin female Telco adapter (H8586-AA), the 68-pin bulk to 50-pin male Telco cable (BN41C-03), the 68-pin to eight MP8 connectors cable (BN41B-03), or 68-pin to four 25-pin DB connectors cable (BN41A-03). - Page 25 Connector Pin Assignments (Cont.) The following table lists the pin assignments for the 68-pin female bulk connector on the DECserver 900GM. Use this information in conjunction with the cable pinouts shown in the following tables and diagrams. If you are using cables that are not made by Digital, be sure to follow the pin orientations for the 68-pin male bulk connector shown on the previous page.
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Page 26: H8586-Aa
TXD COM PORT 6 RXD COM PORT 6 DTR PORT 6 TXD COM PORT 7 RXD COM PORT 7 DTR PORT 7 TXD COM PORT 8 RXD COM PORT 8 DTR PORT 8 SHELL SHELL SHELL LKG–09757–94I DECserver 900GM Installation... -
Page 27: Bn41C-03
RXD PORT 7 RXD COM PORT 7 DSR PORT 7 DTR PORT 7 TXD PORT 8 TXD COM PORT 8 RXD PORT 8 RXD COM PORT 8 DSR PORT 8 DTR PORT 8 = twisted pair LKG-8363-93I DECserver 900GM Installation... -
Page 28: Bn41A-03
Recommended Wire Pairings for each DB25 Connector 25-pin D-shell Connector DSRS Pair Pair Wires do not need to be twisted. If they are, they Pair must be paired as shown Pair Pair in the diagram. Pair SHIELD LKG–09760–94I DECserver 900GM Installation... -
Page 29: Pin To Four 25-Pin Db Octopus Cable Pinout
Control Signal 1 and HOUSING HOUSING SHIELD Pair Pair Pair 36 and 52 Pair Pair Pair Pair DSRS 1 and HOUSING HOUSING SHIELD Pair Pair 40 and 56 Pair Pair Pair Pair Pair DSRS (continued on next page) DECserver 900GM Installation... - Page 30 Pair Pair DSRS 1 and HOUSING HOUSING SHIELD Pair Pair 48 and 64 Pair Pair Pair Pair DSRS NOTE: On the 68-pin connector, tie pins 67 and 68 together to enable the software to identify the cable. DECserver 900GM Installation...
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Page 31: Bn41B-03
Recommended Wire Pairings for each MP8 Connector 8-pin Modular Jack Wires do not need to be twisted. If they are, they Pair must be paired as shown in the diagram. Pair Pair TXD GND Pair RXD GND LKG–09759–94I DECserver 900GM Installation... -
Page 32: Pin To Eight 8-Pin Mp Octopus Pinout
Control Signal Pair TXD COM Pair RXD COM Pair Pair 8-pin MP Twisted 8-pin MP 68-pin Partial Modem Number Pairings Pin Number Pin Number Control Signal Pair TXD COM Pair RXD COM Pair Pair (continued on next page) DECserver 900GM Installation... - Page 33 Control Signal Pair TXD COM Pair RXD COM Pair Pair 8-pin MP Twisted 8-pin MP 68-pin Partial Modem Number Pairings Pin Number Pin Number Control Signal Pair TXD COM Pair RXD COM Pair Pair (continued on next page) DECserver 900GM Installation...
- Page 34 Control Signal Pair TXD COM Pair RXD COM Pair Pair 8-pin MP Twisted 8-pin MP 68-pin Partial Modem Number Pairings Pin Number Pin Number Control Signal Pair TXD COM Pair RXD COM Pair Pair (continued on next page) DECserver 900GM Installation...
- Page 35 TXD COM Pair RXD COM Pair Pair NOTES: On the 68-pin connector, tie pins 33 and 68 together to enable the software to identify the cable. The wire size should be 28GA or 26GA unshielded twisted pair. DECserver 900GM Installation...
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Page 36: Bn41D-03
25–pin Modular Jack Pair pins 2 and 7 Wires do not need to be Pair pins 6 and 20 twisted. If they are, they must be paired as shown in the diagram. Pair Pair RXD GND LKG–10313–96I DECserver 900GM Installation... -
Page 37: Pin To Eight 25-Pin Db Octopus Pinout
Partial Modem Pairings Pin Number Pin Number Control Signal Number Pair Pair Pair Pair 25-pin Twisted 25-pin MP 68-pin Partial Modem Pairings Pin Number Pin Number Control Signal Number Pair Pair Pair Pair (continued on next page) DECserver 900GM Installation... - Page 38 Partial Modem Pairings Pin Number Pin Number Control Signal Number Pair Pair Pair Pair 25-pin Twisted 25-pin MP 68-pin Partial Modem Pairings Pin Number Pin Number Control Signal Number Pair Pair Pair Pair (continued on next page) DECserver 900GM Installation...
- Page 39 Pair { Pair { Pair Pair { Pair { 25-pin Twisted 25–pin MP 68-pin Partial Modem Pairings Pin Number Pin Number Control Signal Number Pair Pair { Pair { Pair Pair { Pair { (continued on next page) DECserver 900GM Installation...
- Page 40 Pair { Pair Pair { Pair { NOTES: On the 68-pin connector, tie pins 33 and 68 together to enable the software to identify the cable. The wire size should be 28GA or 26GA unshielded twisted pair. DECserver 900GM Installation...
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Page 41: Cable Compatibility
Cable Compatibility Before connecting cables to the DECserver 900GM ports, you must verify supported modem signals with the person managing the DECserver 900GM. This information is necessary to determine what cables to use. For more information on the signals, refer to the Network Access Server Management manual. - Page 42 TXD GND TXD GND CTS or RI CTS or RI RXD GND RTS or DSRS RTS or DSRS TXD GND TXD GND RXD GND DSR or DCD DSR or DCD Twisted pairs *Software selectable Twisted pairs LKG-7294–92I DECserver 900GM Installation...
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Page 43: H8587-Aa Loopback Connector
Cable Compatibility (Cont.) H8587-AA Loopback Connector (Provided) The DECserver 900GM product includes a 68-pin male to 8-pin MJ loopback connector. You can use the loopback connector on connector A of the DECserver to provide a console port, to set up a loopback connection, and to perform loopback testing. -
Page 44: Product Specifications
Product Specifications Table 9 lists the DECserver 900GM physical, environmental, and certification specifications. Table 9 Operating Specifications Parameter DECserver 900GM DECserver 900GMx Operating Environment Operating Temperature 5 C – 50 C (41 F – 122 F) 5 C – 50 C (41 F – 122 F) -
Page 45: Acoustical Specifications
DSRVY DSRVY + DEHUA DSRVY + DEF1A Current values for specific configurations are available from Digital Equipment Corporation representatives. 1 B = 10 dBA. Aktuelle Werte für spezielle Ausrüstungsstufen sind über die Digital Equipment Vertretungen erhältlich. 1 B = 10 dBA. - Page 46 Digital’s local subsidiary or approved distributor Internal orders should be placed through U.S. Software Supply Business (SSB), Digital Equipment Corporation, 8 Cotton Rd. Nashua, NH. 03063-1260 *Any prepaid order from Puerto Rico must be placed with the Local Digital Subsidiary:...
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