MIC-3920/MIC-3921 Intelligent system monitor and alarm module for
Contents
1. t Main Menu es 41 Voltage 3 3V Gs 4 Real Time Display 3 25V a 2 ENTER Ed v 42 Voltage SV SE 4 95V Id 4 T Ea mi bd 43 Voltage 12V E 12 05V kl 4 2 ENTER mi Y 44 Voltage 12V ne 12 05V el y T os Dk y LEER 45 Voltage 5V kad 4 95V jot y 3 ENTER Ek v 46 Temperature 1 bad 27 LEI 4 Z ENTER i v 47 Temperature 2 Es 25 L I y S ENTER mi v 21 48 Temperature 3 Ka 25 L I y 2 ENTER Ek v 49 Fan Speed E 2766 RPM El D ENTER ay vw 4A Fan 2 Spee ESC 3443 RPM kl d Z ENTER I Y 4B Fan 3 Spee 3813 RPM lid sl Zi Er Ek 4C Fan 4 Spee FT 2884 RPM Id 4 Z ENTER ata Y 4E Power Goo GES High Lech Sy ENTER a Yy 4F Power Fan Hig Eq 3 ENTER Figure B 21 Real time display menu structure 64 MIC 3920 MIC 3921 User s Manual B 7 Alarm View Menu This menu shows all the alarms which have currently occurred in the system Alarm xx of yy means this alarm is the xxth of the total of yy alarms 7 Main Menu Alarm 01 of 05 5 Alarm View i 01 5V 5 51 L Alarm 02 of 05 02 12V 12 8 ES ma a Alarm 03 of 05 03 Temp 1 30 SE ma m Alarm 04 of 05 04 Fan1 2400 abhi ma dl Alarm 05 of 05 05 PWR Good H te2. Gch A tl tisi 23 Telephone No gt e e e e e 23 Telephone gt i ESCI ps No 22184567 S 22184567 2 ya LI 23 Telephone No 32184567 EA Z el ya ai Figure B 13 Telephone number menu structure 56 MIC 3920 MIC 3921 User s Manual B 5 Configuration Menu The Configuration option is used to setup the MIC 3921 Users can enable or disable the audible alarm signal when a fault is detected The MIC 3921 s front display panel will continuously display the current system status if users set the Status Disp as enable If the MIC 3921 s relay output terminal is connected to devices such as LEDs buzzers etc enable the Minor Major and or Critical Relay options and each will activate the connected devices once minor major and or critical faults happen 7 Main Menu 3 Configuration d 3 Configuration 31 Alarm Sound Ey N U Ki 3 Configuration d 32 Status Disp Eed N l l 3 Configuration S 33 Board address Sy a 1 D ENTER 3 Configuration IE 34 Minor Relay Ey n nm lr 3 Configuration S 35
3. Ed 1 Alarm Limit 11 Voltage 3 3V gt 11 Voltage 3 3V 111 Alarm Level L I A m n Z i 11 Voltage 3 3V Se 112 High Alarm a sl A ii uv Sd 11 Voltage 3 3V PS 113 Low Alarm A a T 1 Alarm Limit rl 12 Voltage BV gt 12 Voltage 5V 121 Alarm Leve poy A fa n di 12 Voltage 5V Gi 122 High Alarm i y Dl 28 UA 8 12 Voltage 5V lesd 123 Low Alarm Sq A Dl Appendix B MIC 3921 Control Panel Display 47 48 5 1 Alarm Limit 13 Voltage 12V 13 Voltage 12V 131 Alarm Level A I y 13 Voltage 12V 132 High Alarm A A id v 13 Voltage 12V 133 Low Alarm A LI 1 AlarmLimit 14 Voltage 12V a T 14 Voltage 12V 141 Alarm Leve A v 14 Voltage 12V 142 High Alarm A itl y A 14 Voltage 12V 143 Low Alarm A A 21 1 Alarm Limit 15 Voltage 5V 15 Voltage 5V 151 Alarm Leve EI y H 15 Voltage 5V 152 High Alarm A Z A 2i 15 Volta
4. ESC Figure B 1 Main menu structure Appendix B MIC 3921 Control Panel Display 45 B 3 Alarm Limit Menu The Alarm Limit menu gives users the capability to choose the alarm level and determines the value of the high alarm and the low alarm of each sense input Users can set each sense input s alarm level as critical major minor or disabled The high alarm and low alarm of each sensing input means the upper limit value and the lower limit value of each sensing input If the MIC 3921 detects that the sense input exceeds the high alarm value or is lower than the low alarm value the corresponding alarm ouput will be activated Please refer to chapter 3 for more information on this topic When the display shows Alarm Limit press ENTER and 14 alarm limit settings will appear from Voltage 3 3 V to Power Fan i al a Main Menu T Alarm Limit gt 1 Alarm Limit 11 Voltage 3 3 A 1 Alarm Limit 12 Voltage 5V S a tT HE 1 Alarm Limit CH gt 13 Voltage 12V Led EEN ia af p 1 Alarm Limit 14 Voltage 12V E N x A a T 1 Alarm Limit r 15 Voltage 5V gt a a ma 1 Alarm Limit 16Temperature1 gt x T Alarm Limit gt 17 Temperature 2 gt
5. Figure 2 1 Jumper locations MIC 3920 MIC 3921 User s Manual 2 3 1 1 Serial Port Mode JP1 JP3 JP4 These three jumpers are used to select serial port CN1 mode between RS 232 and RS 485 Table 2 2 shows the jumper settings Please note that users need to set this serial port as RS 232 mode when they would like to connect the MIC 3920 MIC 3921 to a modem Table 2 2 COM 2 mode COM 2 JP3 JP4 RS 232 e RS 485 D C 2 3 1 2 Battery Backup Enable Disable JP2 This jumper is used to enable or disable the backup battery The MIC 3920 MIC 3921 will remain functional whether this jumper is set as enable or disable but the backup battery function will only work when the jumper is set as enable The battery will be charged only when the system power is on Table 2 3 shows the jumper settings Table 2 3 Backup battery mode COM 2 JP2 Enable Disable Chapter 2 Installation 17 2 3 2 Connector Locations On board connectors are linked to external devices Table 2 4 lists the function of each connector and Figure 2 2 illustrates each connector location Table 2 4 MIC 3920 MIC 3921 connectors Number Function CN1 Serial port connector CN2 Sense input of voltages fans and power good signals CN3 Display interface CN4 Tem
6. x ALARM Figure 1 3 MIC 3921 front panel Table 1 1 MIC 3921 front panel button function Button Funciton tt Scroll up a Scroll down Ei Escape Ca Confirmation Bi o Audible alarm stop Chapter 1 Introdution 11 12 MIC 3920 3921 User s Manual Installation CHAPTER 2 1 Safety Precautions Follow these simple precautions to protect yourself from harm and the products from damage 1 To avoid electrical shock always disconnect the power from your chassis before you work on it Don t touch any components on the module or other cards while the system power is on 2 Disconnect power before making any configuration changes The sudden rush of power as you connect a jumper or install a card may damage sensitive electronic components 3 Always ground yourself to remove any static charge before you touch the module Be particularly careful not to touch the chip connectors Modern integrated electronic devices are extremely sensitive to static electrical discharges and fields Keep the module in its antistatic packaging when it is not installed in the system and place it on a static dissipative mat when you are working with it Wear a grounding wrist strap for continuous protection 14 MIC 3920 MIC 3921 User s Manual 2 2 Jumper Settings This section tells how to set the jumpers to configure the module You can configure your module to match the
7. Current value of temperature sensor 2 High alarm value of temperature sensor 2 Low alarm value of temperature sensor 2 Current value of temperature sensor 3 High alarm value of temperature sensor 3 38 Low alarm value of temperature sensor 3 MIC 3920 MIC 3921 User s Manual The values 0 127 in these registers map to temperatures from 0 127 degrees Celsius The minus temperature 1 128 degrees Celsius is expressed with two complements i e FFH 1 C FEH 2 C 80H Temperature read fail Register Description Default Remark 1AH Current value of fa n sensor 1 2AH High alarm value of fan sensor 1 3AH Low alarm value of fan sensor 1 1BH Current value of fa n sensor 2 2BH High alarm value of fan sensor 2 3BH Low alarm value of fan sensor 2 User can use these values to calculate fan speed Fan speed 1350000 value in register 8 RPM 00 fan detect error 1CH Current value of fa n sensor 3 2CH High alarm value of fan sensor 3 3CH Low alarm value of fan sensor 3 User can use these values to calculate fan speed Fan speed 1350000 value in register 2 RPM 00 fan detect error 2EH Current value of fa n sensor 4 2DH High alarm value of fan sensor 4 3DH Low alarm value of fan sensor 4 User can
8. Bettery life 6 years 20 C 80 capacity after 1000 cycles of charge and discharge Power Comsuption 5 V 400 mA Typical 5 V 650mA max 1 3 2 Environmental Specifications Storage temperature 20 70 C 4 F 158 Operating temperature 0 60 C 32 F 140 F Relative humidity 5 95 RH non condensing Board weight 0 8 Kg 1 8 lbs Shock 20 G operating 50 G storage transit Random vibration 1 5 Grms Chapter 1 Introdution 5 1 4 Function Block Diagram Message Display LED indicators TX RX D D i i i Power Good Power Fan RS 232 RS 485 Input WE Four Fan N o mi Inputs 3 Relay Out a lt gt UP k Monitor 5V 3 3V 12V H Circuit 5V 12V in a RTC Three Temperature Sensors Control Logic a Battery Figure 1 1 MIC 3920 MIC 3921 function block 6 MIC 3920 3921 User s Manual 1 5 Hardware Overview 1 5 1 Bus Voltage Monitoring The MIC 3920 MIC 3921 monitors the bus voltages 5 V 3 3 V e 12 Ve SV DC DC connector DC 12V through the 20 pin box header DC 1 5 2 Fan Monitoring The MIC 3920 MIC 3921 detects fan speed by the tachometer output Up to four fans can be connected and measured independently Note Only the fans with tachometer output can be detected
9. This kind of fan generates pulses while spinning two pulses per revolution 1 5 3 Temperature Inputs Up to three temperatures can be monitored An on board sensor Temperature Sensor 1 detects the card s ambient temperature The other two external sensors Sensor 2 and Sensor 3 can be mounted on a system chassis where temperature needs to be monitored 1 5 4 Power Supply Monitoring The MIC 3920 MIC 3921 detects a power good and a power fan signal for monitoring the power supply Power good and Power fan are TTL signals provided by most switching power supplies Note Only power supplies with power good or and power fan outputs can be detected 1 5 5 Relay Outputs There are three relays on the MIC 3920 MIC 3921 The status of the relays can be programmed by users to activate external devices correspondent with the alarm level These relays can be set as normal close or normal open Chapter 1 Introdution 7 1 5 6 Serial Port This serial port enables the MIC 3920 MIC 3921 to communicate with external devices Users can set it to be RS 232 or RS 485 by using a jumper Set the serial port as RS 485 and one remote computer can monitor the internal condition of the CompactPCI system in real time It can also be set as RS 232 for connecting to other devices such as a modem external modem required Using a modem an alarm signal can be transmitted to thousands of miles away 1 5 7 Audible Alarm Output Three di
10. and the down arrow icon 8 on the front control keypad allow users to scroll up and down in the MIC 3921 configuration setup menu The ENTER icon se represents OK and the ESC icon so stands for escape When users make changes of the settings and or would like to go to the lower level of the menu they need to press ENTER to confirm it If users press ESC the system won t save any changes made and will go back to a higher level of the menu When an alarm is detected and the buzzer release warning sounds users may press the ALARM button ST to stop the audible alarm Please refer to Table1 1 The following sections describe the functions of each setting in the menu 44 MIC 3920 MIC 3921 User s Manual B 2 Main Menu The first level of the MIC 3921 menu is the ADVANTECH ALARM SYSTEM Press ENTER here and users will get on the main menu level and will be ready to start to setup the MIC 3921 The following sections explain the functions of each setting 7 Y Main Menu ADVANTECH al e ALARM SYSTEM 1 Alarm Limit Ey EEN m u been Main Menu 2 Serial Port ch n a gt Main Menu 3 Configuration m ben Main Menu 4 Real Time Disp o a g Main Menu 5 Alarm View a
11. set serial port as RS 232 for E connection MIC 3920 MIC 3921 User s Manual Register Value Description Default Remark Configuration of power good PG and isolated digital inputs DI N A PG1 low 0 as alarm high 1 as normal PG1 low 0 as normal high 1 as alarm N A Current value of Ext 3 3 V High alarm value of 3 3 V Low alarm value of Ext 3 3 V The values 0 255 in these registers map to voltage 0 4 08 V User can calculate the voltage according to the following formula voltage value value in register 256 4 08 V Appendix A Register Format 37 Register Description Default Remark 13H Current value of system 5 V 23H High alarm value of system 5 V 33H Low alarm value of system 5 V The values 0 255 in these registers map to voltage 0 6 85 V User can calculate the voltage according to the following formula Voltage value value in register 256 6 85 V Current value of system 12 V High alarm value of system 12 V Low alarm value of system 12 V The values 0 255 in these registers map to voltage 0 16 32 V User can calculate the voltage according to the following formula Voltage value value in register 256 16 32 V Current value of temperature sensor 1 High alarm value of temperature sensor 1 Low alarm value of temperature sensor 1
12. 1F Power Fan Vi 1F1 Alarm Level Le esq 1 Alarm Limit 1F Power Fan x JA a 1E Power Fan 1F2 Trigger a i Figure B 8 Power supply status limit menu structure a sie 1E Power Good CY 1E2 Trigger ma 1E2 Trigger High x 4a A ker 1E2 Trigger Low Sg a tf a fre T Se 1F Power Fan 1F2 Trigger Ta 1F2 Trigger High gt a af gt n 1F2 Trigger Low a Figure B 9 Trigger setting menu structure 52 MIC 3920 MIC 3921 User s Manual B 4 Serial Port Menu The MIC 3921 provides a serial port and users can set the serial port as RS 232 or RS 485 Users can connect a modem to the MIC 3921 through this serial port as well Main Menu 2 Serial Port 2 Serial Port ij 21 Set Port L l v 2 Serial Port 22 Baud Rate nb l v 2 Serial Port Ek 23 Telephone No dl n Figure B 10 Baud rate menu structure Appendix B MIC 3921 Control Panel Display 53 B 4 1 Set Port Ifusers would like to connect
13. ma Figure B 22 Alarm view menu structure Appendix B MIC 3921 Control Panel Display 65 66 MIC 3920 MIC 3921 User s Manual
14. 1 MIC 3921 front panel button function Re ee 11 Table 2 1 MIC 3920 MIC 3921 jumpersS esse see ee ee ee ee Re ee ee 16 Table 2 2 COM E rue 17 Table 2 3 Backup battery mode 17 Table 2 4 MIC 3920 MIC 3921 connectors A 18 Table 2 5 CN1 pin assionment Re ee RA ee ee ee ek Re ee ee 20 Table 2 6 CN2 pin assignment ee ee RA ee ee ee ee Re ee ee ee 21 Table 2 7 CN6 pin assignment see Re ee RA Re ee ee ee RR ee ee ee 22 MIC 3920 MIC 3921 User s Manual Introduction CHAPTER 1 1 Overview The MIC 3920 MIC 3921 is an intelligent system monitor and alarm module designed to detect abnormal system operating conditions and generate alarm outputs or messages allowing users to take necessary actions beore system failure It is designed to be used in Advantech s ComactPCI systems to ensure high system availability and reliability The alarm module comes in two versions The MIC 3920 and MIC 3921 The MIC 3920 is a 3U high 2 slot 8 TE wide module which can be installed in Advantech s 3U CompactPCI systems It uses front panel LEDs for status display The MIC 3921 is equipped with a message display and a control keypad and can be installed in Advantech s 6U CompactPCI systems The MIC 3920 MIC 3921 can detect a wide variety of internal system conditions including temperature voltage fan operation and power supply status It can generate several different alarm outputs includ ing audible signals relay output
15. A N A Fan sensor 4 N A Appendix A Register Format 41 Register Description Default Remark 50H System ID 53H S 51H System ID 79H y 52H System ID 73H re 53H System ID 74H t 54H System ID 65H e 55H System ID 6DH Um 56H System ID 20H 57H System ID 31H 1 58H System ID 2DH 59H 5FH System ID 00H 60H Telephone number 30H 61H Telephone number 30H 62H Telephone number 30H 63H Telephone number ODH Oe 64H 6FH Telephone number 42 MIC 3920 MIC 3921 User s Manual 00H The register is read only 0 Normal 1 Alarm B APPENDIX MIC 3921 Control Panel Display B 1 Operation Introduction The MIC 3921 provides a front panel display and a control keypad for message display and user configuration The system status of the CompactPCI system will be shown on the display window Users can manipulate the MIC 3921 through the front control keypad Any change made from the front control keypad has the same effect as changes made by the PC Sentry utility The power switch on the front panel controls the power of the backplane If the switch of the ATX power supply is on pressing the MIC 3921 s power switch will turn on the system or shut off the entire system The up arrow icon i
16. Major Relay Ey GT E Y 3 Configuration 36 Cri Relay si 2 1 Figure B 14 Configuration menu structure Appendix B MIC 3921 Control Panel Display 57 B 5 1 Alarm Sound The Alarm Sound option controls the buzzer of the MIC 3921 Enabling Disabling this option will activate deactivate the buzzer when a fault is detected I a E 3 Configuration ld 31 Alarm Sound ad 31Alarm Sound Enable a ly z af g LI a 31 Alarm Sound SS Disable A DI Figure B 15 Alarm sound setting menu structure 58 MIC 3920 MIC 3921 User s Manual B 5 2 Status Display The Status Display option allows users to set the MIC 3921 s front panel display on status rolling mode or fixed mode When enabling this option the MIC 3921 s front display window will continuously display the current status of the system concerning voltages temper atures fan speeds etc f gt 3 Configuration 32 Status Disp COP 32 Status Disp A Enable LA g y 32 Status Disp Disable na u 2 Figure B 16 Status display setting menu structure Appendix B MIC 3921 Contr
17. The MIC 3920 MIC 3921 allows users to set the alarm level of each sense input as disabled not monitored minor major or critical When a fault is detected the MIC 3920 MIC 3921 activates the alarm output in accordance with the alarm level The functions of these alarm levels are as follows Disabled No alarm output is activated Minor Set relay output audible alarm and send out message as minor Major Set relay output audible alarm and send out message as major Critical Set relay output audible alarm and send out message as critical 3 2 Alarm Output 24 The MIC 3920 MIC 3921 has several types of alarm output to notify the users that an abnormal condition has been detected These alarm ouput types include audible alarm signals message display or LED indication relay output and messages in ASCII code that may be sent out via the serial port 3 2 1 Relay Output The MIC 3920 MIC 3921 provides relay output terminals CN6 for users to configure individual applications Users can set the three types of relay output critical major and minor to be enabled or disabled respectively For example if the minor relay option is set as enabled any minor alarm event which happens will activate the minor relay output However if the Minor Relay option is set as disabled the Minor Relay output will not be activated even if any minor alarm event happens Users can set the three types of relay output through the PC Sentry utility
18. high alarm value to be 32 degrees 01W2720 cr Alarm module ID 01 responds to confirm the write command bbA cr Description Switch off current Alarm event Response bbAOK cr bb cr Description Reset alarm module by software Chapter 4 Programming 31 32 bbHV cr Description Read hardware version Response bbHVn n cr Example 01HV cr Read hardware version of alarm module ID 01 O1HVMIC 3920 HW Rev A1 Alarm module ID 01 responds that its hardware version is MIC 3920 MIC 3921 version Al bbFV cr Description Read firmware version Response bbFVn n cr Example 01FV cr Reads firmware version of alarm module ID 01 bbFVMIC 3920 FW Ver 1 0 Alarm module ID 01 responds that its firmware version is MIC 3920 version 1 0 bbCR cr Description Read current time of alarm module Response bbCRyyyy mm dd hh mm cr Example 01CR cr Read current time of alarm module ID 01 101CR1999 09 01 08 00 cr Alarm module ID 01 responds with current time MIC 3920 MIC 3921 User s Manual bbCWyyyy mm dd hh mm cr Description Writes system time to alarm module Response bbCWyyyy mm dd hh mm cr Example 01CW1997 12 01 15 00 cr bbIR cr Description Reads System ID code Response bbIRn n cr Example 01IR cr User reads current system ID code from alarm module ID 01 01IRSYSTEM 1 cr Alarm module responds that current system ID is SYSTEM 1 Note The minus sign is not allowed to be used in system ID
19. r A a ES 1 Alarm Limit gt 18 Temperature 3 gt at TAlarm Limit 19 Fan1 Speed _ 7 Alarm Limit 1A Fan 2 Speed a af A 1 Alarm Limit gt 1B Fan 3 Speed e sa af 1 Alarm Limit 1C Fan 4 Speed a a 1 Alarm Limit gt 1E Power Good ia af a 1 Alarm Limit 1F Power Fan Ei Figure B 2 Alarm limit menu structure 46 MIC 3920 MIC 3921 User s Manual B 3 1 Voltage 3 3 V Voltage 5 V The alarm limit of Voltage 3 3 V Voltage 5 V Voltage 12 V Voltage 12 V and Voltage 5 V allow users to set the limit of the voltage used in the backplane Users can set the Alarm Level as critical major minor or disabled This setting will affect the alarm output once a fault is detected Please refer to Figure B 4 for more details The High Alarm and Low Alarm are the upper and the lower limit values of the back plane voltages Please see Figure B 5 for more information on this topic
20. set as a RS 232 or RS 485 port supporting modem output e Three configurable alarm levels Critical Major Minor e Audible alarm with three sound effects e On board backup battery e Built in watchdog timer for self detection Chapter 1 Introdution 3 1 3 Specifications 1 3 1 Standard hardware functions Voltage Inputs 5 Voc 0 6 8 Voc 12 Vpc 0 16 32 Voc 3 3 Voc 0 4 8 Voc 5 Voc 0 6 8 Voc 12 Voc 0 16 32 Voc Voltage accuracy 0 5 of FSR Temperature Sensors Temperature Sensor 1 on board 0 60 C 30 140 F Temperature Sensor 2 30 125 C 22 257 F Temperature Sensor 3 30 125 C 22 257 F Temperature accuracy 3 C Fan Speed Monitor Fan Sensor 1 2 and 4 700 10000 RPM Fan Sensor 3 2800 40000 RPM Fan speed accuracy 10 max Watchdog timer for system CPU Programmable interval 1 255 sec Power Good Input High gt 2 4 Voc Low lt 0 8 Voc Power Fan Input High gt 2 4 Voc Low lt 0 8 Voc Relay Outputs NC or NO selectable by jumper Power Rating 125 V lt 0 3 A 30 Vc 1A Real Time Clock Format YYYY MM DD HH MM Serial Port RS 232 RS 485 selectable by jumper Baud rate 1200 2400 4800 9600 19200 bps Board ID 1 255 0 for configuration only 4 MIC 3920 3921 User s Manual Battery Charge time 24 hr Battery type Ni H Battery capacity 1200 mA H full charged for 0 5 1 hr operation depends on the output used
21. 1 also provides the capability of sending out messages for remote notification Users can connect a modem to the serial port set the CN1 as RS 232 on jumpers and choose Serial Port gt Set Port gt Link to Modem from the PC Sentry utility or from the front panel display window MIC 3921 The MIC 3920 MIC 3921 then can connect to a remote host computer through the modem If there is an alarm event the MIC 3920 MIC 3921 will dial the assigned tele phone number automatically to send an alarm message to the remote host compouter Users can store the telephone number to the MIC 3920 MIC 3921 using the PC Sentry utility or from the front panel display MIC 3921 The MIC 3920 MIC 3921 stops sending messages if the line is busy or if there is a connection failure Chapter 2 Installation 19 20 Note 1 One external modem which supports standard AT commands is required 2 The modem must be set on auto answer mode Table 2 5 CN1 pin assignment Pin Signal CD DATA Rx DATA Tx DTR GND DSR N C N C N C CNI OONIOO AJOJN 2 3 2 2 Voltage Fan and Power Supply Inputs CN2 The CN2 connector of MIC 3920 MIC 3921 is connected to the CompactPCI backplane through a 20 pin to 20 pin cable Through this connector the backplane voltages 3 3 V 5 V 5 V 12 V 12 V fan speeds power good signal and power fan signal can be monitored Power good is a 5V TTL signal indicating the
22. MIC 3920 MIC 3921 Intelligent system monitor and alarm module for CompaciPcI Copyright Notice This document is copyrighted 1999 All rights are reserved The original manufacturer reserves the right to make improvements to the products described in this manual at any time without notice No part of this manual may be reproduced copied translated or transmitted in any form or by any means without the prior written permission of the original manufacturer Information provided in this manual is intended to be accurate and reliable However the original manufacturer assumes no responsibility for its use nor for any infringements upon the rights of third parties which may result from its use Acknowledgments Windows is a registered trademark of Microsoft Corporation PICMG CompactPCI and the PICMG and CompactPCI logos are trademarks of the PCI Industrial Computers Manufacturers Group All other product names or trademarks are properties of their respective owners CE Notification The MIC 3920 MIC 3921 developed by Advantech CO LTD has passed the CE test for environmental specification when shielded cables are used for external wiring We recommend the use of shielded cables Part No 2008392000 1st Edition Printed in Taiwan December 1999 Preface and Table of Contents MIC 3920 MIC 3921 User s Manual Product warranty Advantech warrants you the original purchaser that each of its products will
23. NITOR CONDITION gt Examples 1998 01 25 08 15 S YSTEM 2 CRITICAL ALARM BACKPLANE 12V FAILED 1998 01 25 09 05 S YSTEM 2 CRITICAL ALARM BACKPLANE 12V OK 1998 02 01 13 08 ALPHA SYSTEM MAJOR ALARM FAN 1 FAILED 1998 02 01 14 30 ALPHA SYSTEM MAJOR ALARM FAN 1 OK 1998 02 02 15 10 SYSTEM 2 MAJOR ALARM TEMP SENSE 2 Chapter 3 Function Description 25 FAILED 63 1998 02 02 15 30 SYSTEM 2 MAJOR ALARM TEMP SENSE 2 OK A Description lt TIME gt System date and time when the message is sent lt SYSTEM ID gt System ID named by user lt ALARM TYPE gt Three alarm levels described in section 3 1 lt MONITOR CONDITION gt BACKPLANE 3 3V OK BACKPLANE 3 3V FAILED BACKPLANE 5V OK BACKPLANE 5V FAILED BACKPLANE 12V OK BACKPLANE 12V FAILED BACKPLANE 12V OK BACKPLANE 12V FAILED TEMP SENSOR 1 OK XX TEMP SENSOR 1 FAILED XX TEMP SENSOR 2 OK XX TEMP SENSOR 2 FAILED XX TEMP SENSOR 3 OK XX TEMP SENSOR 3 FAILED XX XX Temperature in degree Celsius VO ON OU BUL H EE Be ren ko FW PD ro O 15 FAN 1 OK 16 FAN 1 FAILED 17 FAN 2 OK 18 FAN 2 FAILED 19 FAN 3 OK 20 FAN 3 FAILED 21 FAN 4 OK 22 FAN 4 FAILED 23 POWER SUPPLY OK 24 POWER SUPPLY FAILED 26 MIC 3920 MIC 3921 User s Manual 3 3 Power Supply Monitoring When the MIC 3920 MIC 3921 detects the power good signal it will determine the condition of the power supply Users can assign th
24. age return Every command begins with a delimiter character There are two valid characters and is the delimiter character for command to the alarm module is the delimiter character for response from the alarm module The delimiter character is followed by atwo character address hexa decimal that specifies the board ID address The alarm module responds only to the command which specifies its board address The actual two character command follows the address Depending on the command an optional data segment follows the command string Every command is terminated by a carriage return cr The following convention is applied to the description of the command set in this section bb is MIC 3920 MIC 3921 board ID address from OO to FF rris register address hexadecimal of MIC 3920 MIC 3921 Refer to Appendix B for details e dd 00 FF is hexadecimal value of data to be written to or read from the register in MIC 3920 MIC 3921 e cr is carriage return ASCII code is ODH MIC 3920 MIC 3921 User s Manual bbRrr cr Description Reads data from register rr Response bbRrrdd cr Example 01R17 cr Reads alarm module ID Olregister 17H Temp Sense 1 current value 101R1720 cr Alarm module ID 01 responds current Temp Sense 1 is 20H 32 degrees bbWrrdd cr Description Writes data to register rr Response bbWrrdd cr Example 01W2720 cr Writes 20H to alarm module ID 01 register 27H Set Temp Sense
25. al 1 VCC 11 N C 2 VCC 12 BP SD 3 3 3 V 13 N C 4 12V 14 BP SC 5 12 V 15 PWRGD 6 CPU RST 16 PWRFAN 7 GND 17 FAN 3 8 GND 18 FAN 4 9 PSON 19 FAN 1 10 5V 20 FAN 2 Chapter 2 Installation 21 2 3 2 3 Temperature Sensors CN4 CN5 The MIC 3920 MIC 3921 measures three temperatures Temperature 1 Temperature 2 and Temperature 3 Temperature 1 is located on the control board It measures the ambient temperature of the MIC 3920 MIC 3921 There are two temperature sensors with cables shipped with the MIC 3920 MIC 3921 One is dark gray and the other one is white They can be plugged into either CN4 or CNS to monitor external temperatures Regardless of which connector they are plugged into the dark gray cable always measures Temperature 2 and the white one always measures Temperature 3 2 3 2 4 Relay Output CN6 Three relay outputs are available on the screw terminals CN6 The relays can be activated by minor major and critical alarm events respectively Refer to chapter 3 for a detailed description Table 2 7 lists the pin assignments of CN6 Table 2 7 CN6 pin assignment Pin Funciton NO1 Critical relay NO COM1 Critical relay COM NC1 Critical relay NC NO2 Major relay NO COM2 Major relay COM NC2 Major relay NC NO3 Minor relay NO COM3 Minor relay COM NC3 Minor relay NC 22 MIC 3920 MIC 3921 User s Manual Function Description CHAPTER 3 1 Alarm Level
26. bbIWn n cr Description Write System ID code Response bbIWn n cr Example 01IWALPHA SYSTEM cr Sets new system ID code as ALPHA SYSTEM 01IWALPHA SYSTEM cr Alarm module ID 01 responds to confirm the system ID setting command Note The length of n n must be less then 14 characters Chapter 4 Programming 33 bbTR cr Description Reads current telephone number setting Response bbTRn n cr Example 01TR cr User reads current telephone number setting 01TRO 22184567 cr Alarm module responds that current telephone number is 0 221784567 bbTWn n cr Description Write telephone number Response bbTWn n cr Example 01TW22184567 cr User sets new telephone number as 22184567 01TW22184567 cr Alarm module responds to confirm the telephone number setting command Note The length of n n must be less then 14 characters 34 MIC 3920 MIC 3921 User s Manual A Register Format APPENDIX register BH vale Descipion Default Remark na Reserved for internal use 01H 02H 36 Board ID 01H FFH Valid Board ID Values Serial port baud rate setting 1200 bps Ese e 600090 sees eo Systemeconfiguration configuration i Alarm sound disable Keng Alarm sound enable ECH i ER minor relay disable MEER minor relay enable Re major relay disable MEN major relay enable Be critical relay disable PERE critical Ges enable ll set serial Zei as RS 232
27. be free from defects for one year from the date of purchase This warranty does not apply to any products which have been repaired or altered by persons other than repair personnel authorized by Advantech or which have been subject to misuse abuse accident or improper installation Advantech assumes no liability under the terms of this warranty as a consequence of such events Because of Advantech s high quality control standards and rigorous testing most of our customers never need to use our repair service If an Advantech product is defective it will be repaired or replaced at no charge during the warranty period For out of warranty repairs you will be billed according to the cost of replacement materials service time and freight Please consult your dealer for more details If you think you have a defective product please follow these steps 1 Collect all the information about the problem encountered For example CPU speed Advantech products used other hardware and software used etc Note anything abnormal and list any on screen messages you get when the problem occurs 2 Call your dealer and describe the problem Please have your manual product and any helpful information readily available 3 If your product is diagnosed as defective obtain an RMA return merchandize authorization number from your dealer This allows us to process your return more quickly 4 Carefully pack the defective product a fully compl
28. e alarm level of the power good signal by using the PC Sentry utility the front panel display MIC 3921 or by writing values to register 44H and 43H through the serial port Please set the correct trigger level so that the alarm module can work appropriately The status of each input is available in register 1EH Please refer to Appendix A for details of registers and the meaning of the values 3 4 Backplane Voltage Monitoring The alarm level of the four voltages used on the backplane 3 3 V 5 V 12 V 12 V can be set by the PC Sentry utility front panel display MIC 3921 or by writing values to register 40H and 41H through the serial port if users would like to write a program by themselves Users can get the current value and set high low alarm limits of each input by reading or writing to registers 1OH 16H 20H 26H and 30H 36H Please refer to Appendix A for the details of registers and meaning of the values 3 5 Temperature and Fan Monitoring The alarm level of the four fan monitoring inputs and temperature monitoring inputs can be set using the PC Sentry utility front panel display MIC 3921 or by writing values to register 41H 43H through the serial port Users can get current values and set high low alarm limits for each input by reading or writing to registers 17H 1CH 27H 2CH and 37H 3CH Please refer to Appendix A for details of registers and meaning of the values Please notice that the MIC 3920 MIC 3921 can m
29. e ee ee aia ee ee ee ee ee ee 1 5 1 Bus Voltage Monitoring i 15 2 FanMomtonng cari ina EE GE GE EE 1 5 3 Temperature Inputs i 1 5 4 Power Supply Monitoring ii 1 5 5 Relay Outputs ee 1 5 6 Serial POTE ERGE ici EE GE EE EE lara ee 1 5 7 Audible Alarm Out 1 5 8 On Board Battery Backup 1 5 9 Connecting to the system ii 1 6 Software Support ee ee RR RR Re RR ee Re ee ee ee ee ee 1 7 Front Panel LEDs and Keypad ii 2 Inistallat On SE EE suas anaes OG Ge Ge Ge EG GE Ee 2 1 Safety PrecautionSs i 2 2 JuniperSeturigs sicari ARR 2 3 Hardware Installation A 2 3 1 Jumper Locatons s russo ili AI O AR 2 3 1 1 Serial Port Mode JP1 JP3 JP4 Se 2 3 1 2 Battery Backup Enable Disable JP2 n 17 233 2 Connector Leah EE EE EE EE Ee hisses Eeler 18 2 321 Serial port CNI a Maal ed oi ee Ee ee Ep ee 19 2 3 2 2 Voltage Fan and Power Supply Inputs CN2 20 2 3 2 3 Temperature Sensors CN4 CN5 Ge 2 3 2 4 Relay Output CN6 ii Preface and Table of Contents 3 Function Description i 3 1 EES MR noi aiar 3 2 Alarm Output i lea alii 3 2 1 OES AR OE EE 3 2 2 Audible Alarm 3 2 3 Alarm Messages Output via Serial Port 3 3 Power Supply Monitoring ee ee Re ee ee ke ee ee 3 4 Backplane Voltage Monitoring ee ee
30. ee ee ee 3 5 Temperature and Fan Monitoring ee ee ee ee 4 Programming iaia 4 1 INtFOAUGHION s sisese SERE EE BEd ed LERE KG Ee EE SN SEED BEER eg ia ees ede 4 2 Syntax of Command and Response ee A Register Format iii iii B MIC 3921 Control Panel Display B 1 Operation Introduction ese ee ee RR Re B 2 Main Meng 222 B 3 Alarm Limit Men B 3 1 Voltage 3 3 V Voltage 5 V esse sesse i B 3 2 Temperature 1 Temperature 3 B 3 3 Fan 1 Speed Fan 4 Speed see ee ee ee RE Re ee Ee Ge ee B 3 4 Power Good and Power Fan BA Serial Port Men Bi4 l Set Portis iaia ES EG Ge B 4 2 Baud Rate B43 Telephone No 56 B 5 Configuration MENU i 57 B 5 1 Alarm Sound B 5 2 Status Display B 5 3 Board Address B 54 Minor Relay sie EE AI AR AO B 5 5 Major Relay i B 5 6 Critical Relay B 6 Real Time Display Menu ee ee Re ee Re ee ee 64 B 7 Alarm View Men 65 MIC 3920 MIC 3921 User s Manual Figure 1 1 Figure 1 2 Figure 1 3 Figure 2 1 Figure 2 2 Figure B 1 Figure B 2 Figure B 3 Figure B 4 Figure B 5 Figure B 6 Figure B 7 Figure B 8 Figure B 9 Figure B 10 Figure B 11 Figure B 12 Figure B 13 Figure B 14 Figure B 15 Figure B 16 Figure B 17 Figure B 18 Figure B 19 Figure B 20 Figure B 21 Figure B 22 Figures MIC 3920 MIC 3921 function block 6 MIC 3920 fronts
31. erature 3 183 Low Alarm I A z Figure B 6 Temperature limit menu structure 50 MIC 3920 MIC 3921 User s Manual B 3 3 Fan 1 Speed Fan 4 Speed The alarm limit of Fan 1 Speed Fan 2 Speed and Fan 4 Speed allow users to set the limit of three low speed fans in the system The alarm limit of Fan 3 Speed allows users to set the limit of a high speed fan in the system Users can set the Alarm Level as critical major minor or disabled This setting will affect the alarm output once a fault is detected The High Alarm and Low Alarm are the upper and lower limit values of the fan speeds a 1 Alarm Limit 19 Fan 1 Speed gt 19 Fan 1 Speed 191 Alarm Level laut pl x a SS 19 Fan 1 Speed 2 192 High Alarm gt x ia a q 19 Fan 1 Speed w 193 Low Alarm a x a n 1 Alarm Limit EA 1A Fan 2 Speed 1AFan2Speed 1A1AlarmLevel A x Je af m 1A Fan 2 Speed w 1A2 High Alarm ed a EN al 1A Fan 2 Speed S 1A3 Low Alarm a x L 1 Alarm Limit El 1B Fan 3 Speed S 1B Fan 3 Speed 1B1 Alarm Level lat a af 1B Fan 3 Speed gt 1B2 High Alarm ld __ x Ja a cor 1B Fan 3 S
32. eted Repair and Replacement Order Card and a photocopy proof of purchase date such as your sales receipt in a shippable container A product returned without proof of the purchase date is not eligible for warranty service 5 Write the RMA number visibly on the outside of the package and ship it prepaid to your dealer Preface and Table of Contents Packing List Before installing your board ensure that the following materials have been received One MIC 3920 MIC 3921 system monitor and alarm module One utility CD ROM disc One 20 pin cable one 6 pin cable one 9 pin cable and two sensor wires One warranty certificate PC Sentry user s manual This user s manual If any of these items are missing or damaged contact your distributor or sales representative immediately Technical Support and Sales Assistance If you have any technical questions about the MIC 3920 MIC 3921 or any other Advantech products please visit our support website at e http www advantech com tw support For more information about Advantech s products and sales informa tion please visit e http www advantech com MIC 3920 MIC 3921 User s Manual Contents Introduction ara Ko EE EE aaar raia aeaa SEELS EA SO ER aa a A a a aA Ree 1 3 1 Standard hardware functions 1 3 2 Environmental Specifications xa 1 4 Function Block Diagram ee ee Re ee Re ee 1 5 Hardware Overview ees ee ee ee e
33. evel is set as Major and will activate its relay output if a fault is detected 2 ma 3 Configuration n 35 Major Relay mai 35 Major Relay Enable amp EN ye ES 35 Major Relay mr Disable A A Figure B 19 Major relay setting menu structure 62 MIC 3920 MIC 3921 User s Manual B 5 6 Critical Relay The Critical Relay setting allows users to activate deactivate the relay output when a critical fault occurs When enabling the Critical Relay setting the sense input s Alarm Level is set as Critical and will activate its relay output if a fault is detected IS 3 Configuration 36 Cri Relay gt 36 Cri Relay Enable y ZS ENTEI 42 a 36 Cri Relay Disable SS mj Figure B 20 Critical relay setting menu structure Appendix B MIC 3921 Control Panel Display 63 B 6 Real Time Display Menu This menu shows the current status of each sense input Each sense input reports its current value or the status of the system and displays these here on the menu as shown below
34. fferent sounds corresponding with three alarm levels critical major or minor can be enabled to notify nearby users 1 5 8 On Board Battery Backup In case of serious system power failure the on board battery ensures that monitoring and alarm output functions can be normally performed 1 5 9 Connecting to the system The MIC 3920 MIC 3921 is packaged with one 20 pin cable and one 6 pin cable Users need to properly connect these two cables to Advantech s CompactPCI system Please refer to Section 2 3 2 2 8 MIC 3920 3921 User s Manual 1 6 Software Support The MIC 3920 MIC 3921 ships with a powerful and easy to use software utility to minimize the time for system integration The PC Sentry software utility can run under Windows 95 98 NT 4 0 allowing the system host to communicate with one or more alarm modules through the serial port for configuration alarm level setting real time status display alarm event log etc For more detailed information please refer to the PC Sentry manual Chapter 1 Introdution 9 1 7 Front Panel LEDs and Keypad Monitor amp Alarm power O No lt lt comi VOLTAGE NCI 5 O i 4330 conz 2 Pe O Wa TEMP mo o NC3 20 LL FAN 10 i J 30 SERIALPORT DIO d ALARM MIC 3920 Figure 1 2 MIC 3920 front panel 10 MIC 3920 3921 User s Manual 2 diie ESC ENTER POWER SYSTEM STATUS
35. ge 5V 153 Low Alarm LI Figure B 3 Voltage limit menu structure MIC 3920 MIC 3921 User s Manual E ca 11 Voltage 3 3V P 111 Alarm Leve Med 111 Alarm Level Disable D A GN GC AR 2 111 Alarm Leve Esd Minor A 2 jentea 111 Alarm Leve sd Major gt A 3 E AR 111 Alarm Leve esd Critical A 3 Figure B 4 Alarm level menu structure A A be 11 Voltage 3 3V 112 High Alarm 112 High Alarm 3 25V CATP 112 High Alarm rd 112 High Alarm t El 3 25 V 3 25 V H x A be 112 High Alarm 2 25 V A Je be 11 Voltage 3 3V 113 Low Alarm 113 Low Alarm 13 05 V se 113 Low Alarm 113 Low Alarm Ta El 13 05 V 3 05 V A jp a 113 Low Alarm 2 05V Figure B 5 High alarm and low alarm menu structure Appendix B MIC 3921 Control Panel Display 49 B 3 2 Temperature 1 Te
36. mperature 3 The alarm limit of Temperature 1 allows users to set the limit of the MIC 3921 ambient temperature The alarm limit of Temperature 2 and Temperature 3 allow users to set the limit of the system s temperature however the temperature limits may need to change if the two sensor wires are attached to different places other than the factory default Users can set the Alarm Level as critical major minor or disabled This setting will affect the alarm output once a fault is detected The High Alarm and Low Alarm are the upper and lower limit values of the system s temperature z 1 Alarm Limit kd 16 Temperature 1 CH x 16 Temperature 1 161 Alarm Level ld y A z z a d 16 Temperature 1 gt 162 High Alarm Led y z at y 16 Temperature 1 esc 163 Low Alarm I 2i x i 2 1 Alarm Limit 17 Temperature 2 CH 17 Temperature 2 171 Alarm Level Led gl z at AS 17 Temperature 2 CH gt 172 High Alarm sd z at Ki 17 Temperature 2 CH 173 Low Alarm A A l 1 Alarm Limit EI 18 Temperature 3 CH 18 Temperature 3 181 Alarm Level Lea z uf v 18 Temperature 3 CC 182 High Alarm Led y z at A a 18 Temp
37. needs of your application by setting jumpers A jumper is the simplest kind of electrical switch It consists of two metal pins and a small metal cap often protected by a plastic cover that slides over the pins to connect them To close a jumper you connect the pins with the cap To open a jumper you remove the cap Sometimes a jumper will have three pins labeled 1 2 and 3 In this case you connect either pins 1 and 2 or 2 and 3 Open Closed Closed 2 3 The jumper settings are schematically depicted in this manual as follows 1 Open Closed osed 2 You may find a pair of needle nose pliers useful for setting the jumpers If you have any doubts about the best hardware configuration for your application contact your local distributor or sales representative before you make any changes Chapter 2 Installation 15 2 3 Hardware Installation 16 2 3 1 Jumper Locations Table 2 1 lists the function of each jumper Please refer to Figure 2 1 for an illustration of each jumper location If the MIC 3920 MIC 3921 is integrated in Advantech s CompactPCI system in a factory it is not necessary to reconfigure the jumpers The default jumper setting is illustrated in Figure 2 1 Table 2 1 MIC 3920 MIC 3921 jumpers Number Function JP1 JP3 JP4 RS 232 RS 485 selection JP2 Battery enable disable JP2 JP1 JP3 jp4
38. normal condition of the power supply The signal is provided by most industrial grade switching power supplies If the MIC 3920 MIC 3921 is integrated with Advantech s CompactPCI system in a factory the cables have been properly connected from the MIC 3920 MIC 3921 to the backplane of the system However if users purchase the MIC 3920 MIC 3921 spearately from Advantech s CompactPCI enclosure please read the instructions in the following paragraph to connect the cables MIC 3920 MIC 3921 User s Manual The MIC 3920 MIC 3921 is packaged with one 20 pin cable and one 6 pin cable Please connect one end of the 20 pin cable to the CN2 connector on the MIC 3920 MIC 3921 There should be a 20 pin alarm module connector on the backplane of Advantech s CompactPCI system Connect the other end of the 20 pin cable to that connector on the backplane The 6 pin cable is used to transmit fan signals from the fan backplane to the system backplane Connect one end of the 6 pin cable to the 6 pin connector on the fan backplane and connect the other end to the 6 pin connector on the backplane of the system It should be very easy to find the correct connectors on both back planes If there are any questions please refer to the backplane manuals Note The MIC 3920 MIC 3921 can only detect fans with tachometer output This kind of fan generates two pulses per revolution Table 2 6 CN2 pin assignment Pin Signal Pin Sign
39. ol Panel Display 59 B 5 3 Board Address The Board Address setting allows users to set the board ID Press ENTER at the Board Address setting and users can begin to input the board ID Use the up and down arrows to choose digits between 0 to F and press ENTER to confirm users selection A Gg Ei Q m E a 3 Configuration 33 Board address gt 33 Board address Fed DL 33 Board address 0 60 A A ri 33 Board address IL Figure B 17 Board address setting menu structure MIC 3920 MIC 3921 User s Manual B 5 4 Minor Relay The Minor Relay setting allows users to activate deactivate the relay output when a minor fault occurs When enabling the Minor Relay setting the sense input s Alarm Level is set as Minor and will activate its relay output if a fault is detected 2 3 Configuration 34 Minor Relay EE 34 Minor Relay Enable gt ja 34 Minor Relay Disable SS 2 Figure B 18 Minor relay setting menu structure Appendix B MIC 3921 Control Panel Display 61 B 5 5 Major Relay The Major Relay setting allows users to activate deactivate the relay output when a major fault occurs When enabling the Major Relay setting the sense input s Alarm L
40. onitor four fans at the same time Fan Sensor 1 Fan Sensor 2 and Fan Sensor 4 are designed for low speed fans and Fan Sensor 3 is designed for a high speed fan Do not use the high speed Fan Sensor to monitor a low speed fan vice versa If the fan speed exceeds the Fan Sensor range the sensor will not be able to detect the true speed and a warning message will appear Chapter 3 Function Description 27 28 The MIC 3920 MIC 3921 provides two wire sensors Please attach these two wire sensors to the appropriate positions in the enclosure in order to detect the temperature fluctuation It is advised to attach these two sensors to where heat was produced the most or where components are vulnerable to temperature fluctuation MIC 3920 MIC 3921 User s Manual CHAPTER Programming 4 1 Introduction 30 The MIC 3920 MIC 3921 is shipped with the easy to use PC Sentry software utility which can operate under Windows 95 98 NT 4 0 operating systems For most users however programming is not necessary since the PC Sentry utility present most of the functions in a user friendly interface However the MIC 3920 3921 can be controlled through its serial port either in RS 232 RS 485 or modem mode and users may need to program it The following is necessary information for user program ming 4 2 Syntax of Command and Response The format of command and response is shown as follows delimiter character address command data carri
41. or from the front panel display MIC 3921 Note Users can also set the relays to be independent of the alarms using the PC Sentry software utility MIC 3920 MIC 3921 User s Manual 3 2 2 Audible Alarm The MIC 3920 MIC 3921 has three different acoustic signals repre senting the three alarm levels disabled level is not included The three acoustic signals are as follows Critical 0 2 second beep duration with 0 2 second interval Major 0 4 second beep duration with 0 6 second interval Minor 1 second beep duration with 1 second interval To shut off the sound the user can press the ALARM button The buzzer will be activated until the next alarm condition is detected If users do not want the buzzer to be activated at all please set the Alarm Sound option as disabled 3 2 3 Alarm Messages Output via Serial Port If the serial port of the MIC 3920 MIC 3921 is set as RS 232 or is connected to a modem it spontaneously sends out messages in ASCII when a fault is detected If the serial port is set as RS 485 the alarm message will not be sent until it is requested by an RS 485 master device such as a host computer Please refer to Chapter 4 and Appendix A for command set format and register format if users would like to write their own programs under RS 485 mode When the serial port is set as modem or RS 232 mode the alarm message will be sent out in the following format lt TIME gt lt SYSTEM ID gt lt ALARM TYPE gt lt MO
42. panel iS prede Aaa 10 MIC 3921 front panel i 11 Jumper locations Connector locations Re Re Re ee ee 18 Main men structure ers EE AE SA ee aiar 45 Alarm limit menu structure ee ee Re Re ee 46 Voltage limit menu structure see ee Ge Ge ke Ge ee ee Ge ee Ge ee ek 48 Alarm level menu structure ee ee Re Re 49 High alarm and low alarm menu structure in 49 Temperature limit menu Structure i 50 Fan speed limit menu structure eseeeeeeeereeeeseeeeseeeeseeseseeseeees 51 Power supply status limit menu structure se see ee ee ke 52 Trigger setting menu Structure i 52 Baud rate menu Structure i 53 Set port MENU Structure ci 54 Baud rate menu Structure ii 55 Telephone number menu structure se ee ee ee ke Se Ge ke Ge 56 Configuration menu Structure iii 57 Alarm sound setting menu Structure ei 58 Status display setting menu structure Board address setting menu structure Minor relay setting menu Structure i 61 Major relay setting menu structure Critical relay setting menu structure i 63 Real time display menu structure eects ee ee Re ke Ge ee Ge 64 Alarm view menu Structure i 65 Preface and Table of Contents Tables Table 1
43. peed gt 1B3 Low Alarm a x a 1 Alarm Limit GJ JC Fan 4 Speed gt 1C Fan 4 Speed T 1C1 Alarm Level la ss Je af HR 1C Fan 4 Speed a 1C2 High Alarm e y Je at A 1C Fan 4 Speed esd S 1C3 Low Alarm A x Figure B 7 Fan speed limit menu structure Appendix B MIC 3921 Control Panel Display 51 B 3 4 Power Good and Power Fan If the power supply used in the CompactPCI system provides power good and or power fan signals the alarm limit of the Power Good and Power Fan allow users to set the alarm level and trigger whether it is TTL high or TTL low when failure occurs Users can set the Alarm Level as critical major minor or disabled This setting will affect the alarm output once a fault is detected The Trigger option allows users to set the alarm trigger level as TTL high or TTL low This setting depends on the power supply s power good signal and power fan signal Please refer to Figure B 9 for more detailed information 1E Power Good 1E1 Alarm Level ld y a at 1E Power Good E si 1E2 Trigger A 1 Alarm Limit 1E Power Good A
44. perature input 1 CN5 Temperature input 2 CN6 Relay output terminals CN1 CN2 e Z CN6 CN4 CNS Figure 2 2 Connector locations 18 MIC 3920 MIC 3921 User s Manual 2 3 2 1 Serial port CN1 The MIC 3920 MIC 3921 provides a serial port that can be set as RS 232 or RS 485 To ensure correct communication through the serial port make sure that the baud rate and the board ID is set properly The factory default baud rate is 9600 bps and the board ID is 01 If users are confused with the current baud rate and board ID of the MIC 3920 MIC 3921 press the ALARM button for 8 seconds and the baud rate and board ID will be restored to their default values This serial port can be set as RS 232 or RS 485 by setting jumper JP1 JP3 and JP4 Users can set this serial port as RS 232 and connect the MIC 3920 MIC 3921 to a PC s COM port through the RS 232 cable for data transmission Users can set this serial port as RS 485 as well however the MIC 3920 MIC 3921 will not send any message unless requested by the bus master Each device in the RS 485 bus must be assigned a unique ID number Note 1 When the serial port is set as RS 232 Tx and Rx pins on CN1 should be connected to Rx and Tx pins on the COM port on the PC respectively 2 When the serial port is set as RS 485 the DATA and DATA pins on CN1 should be connected to DATA and DATA pins on RS 485 bus wires respectively The MIC 3920 MIC 392
45. s to notify nearby users or sending out alarm messages through the serial port for remote notification The on board CPU allows users to set the alarm criteria for each sense input independently and to program different alarm outputs To ensure operational reliability the MIC 3920 MIC 3921 features a built in watchdog timer for self testing The on board backup battery enables non stop operation even under a total system power failure The MIC 3920 MIC 3921 serial port can be configured either as RS 485 to communicate over distances up to 4000 feet or as RS 232 for connecting to other devices such as a modem Users can remotely monitor a number of CompactPCI systems through a host computer s serial port The MIC 3920 MIC 3921 ships with a powerful and easy to use software utility to minimize the system integration time The PC Sentry software utility can run under Windows 95 98 NT allowing the system host to communicate with one or more alarm modules through the serial port for configuration alarm level setting real time status display alarm event log etc 2 MIC 3920 3921 User s Manual 1 2 Features 5 VI Nun 12 V DC DC DC e Monitoring 43 3 V voltage 12V of system bus DC e Four fan speed inputs for fan speed monitoring e Three temperature inputs e One power good and one power fan signal inputs for power supply monitoring e Three relay outputs for alarm connection One serial port can be
46. the MIC 3921 to a modem press ENTER on Set Port and choose Link to Modem Otherwise choose RS 232 RS 485 j a E 2 Serial Port 21 Set Port al gt 21 Set Port A RS232 RS485 si E af v Se ech 21 Set Port ESC Link to Modem x T Figure B 11 Set port menu structure 54 MIC 3920 MIC 3921 User s Manual B 4 2 Baud Rate Users can choose an appropriate baud rate under this option Press ENTER on Baud Rate and use the up and down arrows to choose between different baud rates Press ENTER to confirm the baud rate value users have chosen 2 Serial Port 22 Baud Rate ya MA LJ LI 22 Baud Rate a x gt 9600 gt A fe a 22 Baud Rate 19200 Figure B 12 Baud rate menu structure Appendix B MIC 3921 Control Panel Display 55 B 4 3 Telephone No Users can store an assigned telephone number in the MIC 3921 The modem connected to the MIC 3921 will dial this telephone number when activated Press ENTER on Telephone No This will allow users to input a telephone number here Remember to press ENTER after users input each digit The up and down arrows are used to scroll from numbers 0 to 9 2 Serial Port 23 Telephone No
47. use these values to calculate fan speed Fan speed 1350000 value in register 8 RPM 00 fan detect error Appendix A Register Format 39 Register Description Default Remark Relay output a nd PC reset outp Relay output 1 1 Relay output 2 2 Relay output 3 3 N A 4 7 N A 40H 44H Alarm level setting register 0 3 N A 5 4 System 3 3 V 7 6 System 5V 1 0 System 12V 3 2 System 12V 5 4 N A 7 6 Temperature sensor 1 1 0 Temperature sensor 2 3 2 Temperature sensor 3 5 4 Fan sensor 1 7 6 Fan sensor 2 1 0 Fan sensor 3 N A 40 Power Good input N A Fan sensor 4 MIC 3920 MIC 3921 User s Manual 2 bits are used to set the alarm level of each sense input Write following value into correspondent bit to assign alarm level in case abnormal condition is sensed disable minor alarm major alarm critical alarm Register Bit Value Description Default Remark 45H 47H Alarm status 0 1 N A System 3 3 V System 5 V System 12 V System 12 V System 5 V Temperature sensor 1 Temperature sensor 2 Temperature sensor 3 The register is read only 0 Normal Fan sensor 1 1 Alarm Fan sensor 2 Fan sensor 3 N A Power Good input N
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