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st34571f.txt
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1999-12-03
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SEAGATE TECHNOLOGY, INC.
1-800-SEAGATE
http://www.seagate.com
(C)opyright 1996
ST-34571FC Fibre Channel FC-AL, Dual Port (Barracuda 4LP)
╔═══════════╗
║ REAR VIEW ║ ST-34571FC
╚═══════════╝
40 pin I/O and DC Power Wall/bracket Connection
│ Female
J1 /────│─────────\ TOP (HDA)
══════════/ ╫╫╫╫╫╫╫╫╫╫╫╫╫╫ \══════════
(\─1────────────20/) BOTTOM
Notes on 40 pin I/O connector:
+12v = pins 2, 3, 4, 21
+5v = pins 19, 20, 40
GND = pins 6, 22, 23, 26, 29, 32, 35
Mating FC connector: AMP US p/n: 787317-1 straight-in, Male 40-pin
╔════════════╗
║ FRONT VIEW ║ (ST-34571FC)
╚════════════╝
Reserved. Shipped with cover installed.
Do not remove. Do not install jumpers
│ ┌┬──── Reserved
│ ││┌─── Fault LED
│ │││┌── Port B Bypass LED
│ ││││┌─ Port A Bypass LED
TOP (HDA) ╒╪═══╕ ││││1
══P═W═A═════════════════════╡::::│::::::╞══
* BOTTOM ╘════╛│││└┼┘
│ J6 │││ └── Ground
LED ─┘ ││└──── Active LED
│└───── Ground
└────── Remote LED (pin-11 +5v)
ST34571FC drives have two ports for connection to two
independent loops. Both loops may be active, but only
one of these ports may be receiving or originating data
at any one time. Do not connect both ports to the same
loop.
ST-34571FC
UNFORMATTED CAPACITY (GB) ________________5.54
FORMATTED CAPACITY (GB) __________________4.55
AVERAGE SECTORS PER TRACK ________________172 rounded down
ACTUATOR TYPE ____________________________ROTARY VOICE COIL
TRACKS ___________________________________51,780
CYLINDERS ________________________________5,178 user
HEADS ______PHYSICAL______________________10
DISCS (3.5 in) ___________________________5
MEDIA TYPE _______________________________THIN FILM/MR
RECORDING METHOD _________________________ZBR PRML (0,4,4)
INTERNAL TRANSFER RATE (mbits/sec)________83 to 126
EXTERNAL TRANSFER RATE (mbyte/sec) _______100 Sync
SPINDLE SPEED (RPM) ______________________7,200
AVERAGE LATENCY (mSEC) ___________________4.17
BUFFER ___________________________________1024 KByte
Read Look-Ahead, Adaptive,
Multi-Segmented Cache
INTERFACE ________________________________FC-AL
Fibre Channel - Arbitrated Loop, ASA II
BYTES PER TRACK __________________________106,980 average
SECTORS PER DRIVE ________________________8,888,923
TPI (TRACKS PER INCH) ____________________5,555
BPI (PEAK KBITS PER INCH) ________________128
AVERAGE ACCESS (ms read/write)____________9.4/10.4
Drive level with controller overhead
SINGLE TRACK SEEK (ms read/write) ________2.0/2.1
MAX FULL SEEK (ms) _______________________17.5/18.5
MTBF (power-on hours) ____________________1,000,000
SHOCK (G's, 11ms/2ms):
operating (Read/Write) __________2
abnormal ________________________10
nonoperating ____________________75/100
ACOUSTICS (Bels typical, sound power) ____4.2
POWER DISSIPATION (watts/BTUs) Active ____19/64.8
Idle ______14.5/49.5
POWER REQUIREMENTS: +12V START-UP (amps) _2.69
+12V TYPICAL (amps) __0.88 idle
+5V START-UP (amps) __1.77
+5V TYPICAL (amps) ___1.70 idle
IDLE (watts) _________10
LANDING ZONE (cyl) _______________________AUTO PARK
IBM AT DRIVE TYPE ________________________0 or NONE
Physical:
Height (inches/mm): 1.0/25.4
Width (inches/mm): 4.00/101.6
Depth (inches/mm): 5.47/146
Weight (lbs/kg): 1.5/0.68
Already low-level formatted at the factory with 80 spare sectors at
the end of each 8 cylinder region.
ZBR = Zone Bit Recording = Variable sectors per track
Seagate reserves the right to change, without notice, product
offerings or specifications. (08/04/97)