V I N T A G E   C O M P U T E R     ------------------------------------------------------------------------------------------------------------------------     110010000101010  1110111111011100  011001000111110  1000111000010111  1100000110000011 1011101101010011  001000100100011 101111111010000  1010001001100000  100100110100000  1111111000011101  1010000010000001 1000010010111101  111101010100110 001100100110000  1101111100111000  111111110101101  1110000111011011  1100000000010001 1010000010001001  110100000000000 110101100100100  1100100110011100  101111110100111  1111011110001101  1000110010001101 1100111101111111  010101010000011 101000101101110  1110011110111010  000010110110101  1110100010111011  1111110100000011 1010111000001011  010000100111111 10011011101  11  1001101  1100110  010110010010110  1000001  1100001  1110011111110101 1011101100111011  010000   001111 11011000011  10  1010001  1100100  010010110100100  1111111  1011101  110101  11010101 1100101111100001  101110   111000 01111001111  10  1111001101001001  011111100000010  1100101011101111  101011  11011011 1001101011110011  100101   100110 000111   11  11  1100110111010011  011101111111110  1010101111001101  10001    1110001 1111111  1111011  101101   110111 011          11  1010101  1001000  0001         00  1001001   011101  101011  11110011 1011   111   011  001001   110111 10   10011   10  1011001  1100010  111  11101   00  1001011   100101  101101  10011011 1001  11101  111  001110   110100 01  1011101  10  1100001  1000001  01  1111011  01  1000111   111101  110011  10001101 1110011111   101  101100   000111 11  1000001  11  1101111  1100101  01  1011101  10  1011001   001111  100111  11001011 1011     1   001  111101   111011 01  1110001  11  1101001  1110110  00   001001  00  1111101   011011  101101  11101101 110   01111  111  011011   000010 00   10001   11  1001001  1101000  111   111    11  1000101   111011  101011  11011011 111  10111   001  111001   010110 011          11  1111011  1001100  01101    1   00  1101001   010101  100010     00111 1011         111  010011   000111 000011  1111101  1001001111100100  11011111111  01  1000101111101111  1000110111111101 1010111111111101  010111111110101 010001100101000  1010000101010101  001   111   100  1110010101110001  1011110011101111 1011101100101011  111111111010111 111111010110110  1001111000000110  00111    111101  1101110010011111  1000100011010011 1011100001111001  101000101100101 110110010110100  1001100010110110  000110000001000  1000001000001101  1010101010111101 1100010111010101  100100011111011 000111101101011  1011100101000111  001011111010110  1001100000111001  1010010010100101 1100011111111011  011000111011110                              D E C   -   D I G I T A L   E Q U I P M E N T   C O R P O R A T I O N     ------------------------------------------------------------------------------------------------------------------------     D I G I T A L   ( D E C )   M I C R O V A X   I I   ( M A Y F L O W E R )       THE DEC MICROVAX COMPUTER IS A SERIES OF 32 BIT SERVER SYSTEMS, WHICH REPLACES THE PDP-11 FAMILY COMPUTERS AND WAS INTRODUCED IN 1977. THE VAX ARCHITECTURE SOLVES ONE BIG PROBLEM OF THE 11 FAMILY: THE LIMITATION OF THE MEMORY ADDRESS SPACE. (VAX = VIRTUAL ADDRESS EXTENSION) THE MICROVAX II (CODENAME 'MAYFLOWER') IS A SMALL MEMBER OF THE VAX FAMILY AND USES THE MICROVAX CHIP (VAX-ON-A-CHIP), WHICH FOUND PLACE ON ONE BOARD, AND WAS LAUNCHED IN 1985.       ------------------------------------------------------------------------------------------------------------------------     S P E C I F I C A T I O N       --------------------------------------------------------------------------------------------------------------------  | BRAND/ MODEL:              | DIGITAL EQUIPMENT CORPORATION MICROVAX II (MAYFLOWER) 630QE ENCLOSURE                 |   --------------------------------------------------------------------------------------------------------------------  | CATEGORY                   | MULTI PROCESS, MULTI USER MICRO COMPUTER                                              |  | CONSTRUCTION DESIGN        | RACK STYLE TOWER SERVER                                                               |  | PRODUCTION PERIOD          | 1985 - ?                                                                              |  | WORD SIZE/ BUS WIDTH       | 32 BIT                                                                                |  | PROCESSOR(S)               | KA630 (VAX-ON-A-CHIP)                                                                 |  | MEMORY RAM                 | 8MB                                                                                   |  | MEMORY ROM                 | UNKNOWN                                                                               |  | INTERNAL STORAGE           | RA81 500MB HARDDISK DRIVE, FUJITSU HARDDISK DRIVE, DLT (DIGITAL LINEAR TAPE) TK50     |  | INPUT(S)                   | CONSOLE, SERIAL TERMINALS                                                             |  | OUTPUT(S)                  | CONSOLE, SERIAL TERMINALS                                                             |  | ADDITIONAL PERIPHERALS     | UP TO EIGHT TERMINALS                                                                 |  | INTERFACES                 | 8 RS232 SERIAL CONNECTORS                                                             |  | OPERATING SYSTEM           | UNKNOWN                                                                               |  | MISCELLANEOUS              | 630QE ENCLOSURE = ALL UNITS ARE MOUNTED IN A H9642 CABINET                            |  | REMARKS                    |                                                                                       |   - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -   | ORIGINALLY PURCHASED:      | UNKNOWN                                                                               |  | SERIAL NUMBER              | UNKNOWN                                                                               |  | MADE / ASSEMBLED IN        | UNKNOWN                                                                               |  | CURRENT CONDITION          | UNKNOWN (SELF TEST PASSED, CONSOLE IS NOT RESPONDING)                                 |  | CURRENT OS                 | UNKNOWN                                                                               |  | FURTHER SOFTWARE           | UNKNOWN                                                                               |  | REMARKS                    | BOTH SIDE PANELS AND THE RA81 STARTER ELECTRONIC ARE MISSING                          |  | PICTURES/ DOCUMENTS        | OVERALL VIEW WITH AMPEX TERMINAL                                                      |  |                            | OVERALL VIEW FROM THE FRONT                                                           |  |                            | FUJITSU HARDDISK DRIVE                                                                |  |                            | MICROVAX II WITH EXPANSION                                                            |  |                            | RA81 HARDDISK DRIVE                                                                   |  |                            | USER CONSOLE                                                                          |   --------------------------------------------------------------------------------------------------------------------       C O M P O N E N T S   I N   M Y   M I C R O V A X X   I I   S Y S T E M         -------------------     |                 |     -------------------     |  <OO>  |  <  >  | FUJITSU (?) HARDDISK, SPACE FOR A SECOND     -------------------     |       <     ..I>| MICROVAX II CPU     |       <     ..I>|     -------------------     |       <     .  >| MICROVAX II EXPANSION     |       <     .  >|     -------------------     |                 | RA81 HARDDISK     |                 |     |                 |     |                 |     -------------------     |                 | POWER SUPPLY     -------------------     B O A R D S   I N   M Y   M I C R O V A X X   I I   S Y S T E M         CPU CASE (BACK VIEW, TOP)     ------------------------------------------     |  M 7606   KA630 CPU                    |     ------------------------------|||||||||---     |  M 7608   4MB MEMORY                   |     ------------------------------|||||||||---     |  M 7608   4MB MEMORY                   |     ------------------------------------------     |                   |M 7504 DEQNA ETHERN.|-- ETHERNET CABLE     ------------------------------------------     |                                        |     ------------------------------------------     |                                        |     ------------------------------------------     |                                        |     ------------------------------------------     |                                        |     ------------------------------------------               EXPANSION CASE (BACK VIEW, TOP)     ------------------------------------------     | M 9404 CONNECTOR  |                    |-- CABLE TO MV II CPU     ------------------------------------------     | M 3104   8 LINE SERIAL CONTROLLER      |-- CABLES TO SERIAL CONNECTORS     ------------------------------------------     | M 7546 TK 50 CTRL.|                    |-- CABLE TO TK 50     ------------------------------------------     | M 7164  QDA PROCESSOR FOR KDA 50       |-- CABLES     ----||||||-----------------||||||---------     | M 7165  QDA SDI CONTROLLER KDA 50      |     ------------------------------------------     |                                        |     ------------------------------------------     |                                        |     ------------------------------------------     |                                        |     ------------------------------------------     BACK TO TOP     ------------------------------------------------------------------------------------------------------------------------     D O C U M E N T A T I O N ,   R E S T O R A T I O N    A N D   R E A N I M A T I O N     B L O G   O F   M Y   D E C   M I C R O V A X   I I       --------------------------------------------------------------------------------------------------------------------  | 1998       | WHEN THE BOSS OF THE COMPANY I WORKED FOR BACK THEN HEARD ABOUT MY FABLE FOR VINTAGE COMPUTERS, HE    |  |            | TOLD A FRIEND, WHICH HAD THIS DEV MICROVAX II IN HIS HOUSE'S BASEMENT.                                |  |            | A FEW DAYS LATER SOME GUYS BROUGHT IT TO ME (COMPLAINING ABOUT THE WEIGHT AND THAT THEY WOULD PREFER  |  |            | TO CARRY TEN WASHING MACHINES THAN THIS PIECE OF CRAP...).                                            |  |            |                                                                                                       |  |            | UNFORTUNATELY BOTH SIDE PANELS AND, WHAT IS EVEN WORSE, THE HARDDISK RUN UP CONTROL ELECTRONIC ARE    |  |            | MISSING.                                                                                              |   --------------------------------------------------------------------------------------------------------------------  | 1998-10-22 | I SEPARATED THE CPU FROM THE REST JUST FOR POWER MEANS (JUST THE RA81 NEEDS 16 A RUNNING UP...!!!).   |  |            | I SWITCHED ON THE CPU, AND IT DID THE SELF TEST SUCCESSFUL.                                           |  |            | THEN I REBOOTED, WITH THE AMPEX TERMINAL CONNECTED AS CONSOLE. THE SELF TEST SUCCEEDED, BUT SIGN OF   |  |            | LIFE ON THE SCREEN...                                                                                 |  |            | MAYBE MY CONSOLE CABLE IS WRONG? MAYBE THE AMPEX EMULATES THE WRONG TERMINAL...?                      |   --------------------------------------------------------------------------------------------------------------------       BACK TO TOP     ------------------------------------------------------------------------------------------------------------------------     L I N K S       THE WORLD'S FIRST MICROVAX II MUSEUM BY W. VAN DER MARK     THE All MIGHTY MICROVAX II OF JF'S VMS PAGE     DEC MICROVAX-II #1 OF THE RHODE ISLAND COMPUTER MUSEUM     DEC MICROVAX-II #2 OF THE RHODE ISLAND COMPUTER MUSEUM       VAXARCHIVE BY KEES STRAVERS     VAX HARDWARE REFERENCE OF THE NETBSD PROJECT     NETBSD/VAX FAQ BY GUNNAR HELLIESEN     VAXPOWER.ORG A PROJECT OF THE CMU COMPUTER CLUB     CHUCK'S HOUSE OF VAX BY CHUCK MCMANIS     MICRO-VAX FAQ PAGE BY JIM AGNEW     MICROVAXEN AT SCS BY WILLIAM BADER       ------------------------------------------------------------------------------------------------------------------------       BACK TO DIGITAL (DEC)     BACK TO MY DIGITAL (DEC) MACHINES     BACK TO OTHER INTERESTING DIGITAL (DEC) UNITS       BACK TO VINTAGE COMPUTER       ------------------------------------------------------------------------------------------------------------------------     LAST UPDATED: 2014-10-17                                                                         SIEBERT INTERNET DESIGN     ------------------------------------------------------------------------------------------------------------------------