Seagate ST41200N and ST4766N

From: ss_at_allegro.com <(ss_at_allegro.com)>
Date: Sat Oct 9 19:17:21 1999

Re: my earlier post. That was for the ST4766N.

Subject: Seagate ST41200N and ST4766N

Fixed width font:

ST-41200N (94601-1200) Wren 7 SCSI and SCSI-2

                        +-- Some 16-pin configurations may not have these pins.
                        |
                        | +-----------------------------+ /-4-3-2-1-\
         -----P-W-A-----+--+:::SCSI:Cable:::::::::::::::1+-+ 0 0 0 0 +--
         +-+ | +-----------------------------+ +-5-G-G-12+
         |o|o o o o o o(o)o +--------1+--------1+--------1 Power
         +o+o o o o o o(o)o +--------++--------++--------+
         +-+ 4 2 1 M P | | Terminator Resistor SIPS
          | --+-- | | | |
          | | | | | +- Reserved
          | | | | +--- Motor Start Delay ( 16 sec * ID)
          | | | +----- Parity option enable
          | | +------- Motor Start option enable
          | +----------- Drive ID's, ID 0 (none) if only SCSI device
          +----------------+ Terminator power from Drive (vertical)
                           + Terminator power from Bus (lower horizontal)


                                ST-41200N
                           94601-12G/M WREN 7 FH

          UNFORMATTED CAPACITY (MB) ________________1.2G
          FORMATTED CAPACITY (xx SECTORS) (MB) _____1037
          AVERAGE SECTORS PER TRACK ________________71
          ACTUATOR TYPE ____________________________VOICE COIL
          TRACKS ___________________________________28965
          CYLINDERS ________________________________1931
          HEADS ____________________________________15
          DISCS ____________________________________8
          MEDIA TYPE _______________________________THIN FILM
          RECORDING METHOD _________________________ZBR RLL (1,7)
          TRANSFER RATE (mbytes/sec) _______________1.875-2.875
          SPINDLE SPEED (RPM) ______________________3,600
          AVERAGE LATENCY (mSEC) ___________________8.33
          BUFFER ___________________________________256 Kbyte
            SCSI-1: Read Look-Ahead, Non_Adaptive,
             Single-Segmented Buffer
            SCSI-2: Read Look-Ahead, Adaptive,
             Multi-Segmented Cache
          INTERFACE ________________________________SCSI-2
          TPI (TRACKS PER INCH) ____________________1600
          BPI (BITS PER INCH) ______________________32750
          AVERAGE ACCESS (ms) ______________________15
          SINGLE TRACK SEEK (ms) ___________________2.5
          MAX FULL SEEK (ms) _______________________34
          MTBF (power-on hours) ____________________150,000
          POWER REQUIREMENTS: +12V START-UP (amps) _4.5
                              +12V TYPICAL (amps) __1.6
                              +5V START-UP (amps) __1.1
                              +5V TYPICAL (amps) ___0.8
                              TYPICAL (watts) ______24
                              MAXIMUM (watts) ______60
          BUFFERED STEP PULSE RATE (micro sec) _____
          WRITE PRECOMP (cyl) ______________________N/A
          REDUCED WRITE CURRENT (cyl) ______________N/A
          LANDING ZONE (cyl) _______________________AUTO PARK
          IBM AT DRIVE TYPE ________________________0 or NONE


   ZBR = Zone Bit Recording = Variable sectors per track
   Already low-level formatted at the factory.

   Seagate reserves the right to change, without notice, product
   offerings or specifications. (6/26/90)
Received on Sat Oct 09 1999 - 19:17:21 BST