Panasonic JU-257A - 1.44 MB Floppy Disk Drive Support and Manuals
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Ju-257a726p Reader
Hello,can I know where to purchase one or can I get a compatible unit.tq
Hello,can I know where to purchase one or can I get a compatible unit.tq
(Posted by hklim62 5 years ago)
Sobre Panasonic Ju-257a
Como Faço Para Comprar O Panasonic Ju-257a E Qual E O Valor?
Como Faço Para Comprar O Panasonic Ju-257a E Qual E O Valor?
(Posted by crisdadi2010 10 years ago)
Where Are You Located, Do You Have A Customer Service Phone Number?
(Posted by ScottSheehan 10 years ago)
I Need A Floppy Drive Ju-257a726p.
Where Can I Buy This Part ?
(Posted by victorgomez 12 years ago)
Where Can I Buy A Panasonic Model Ju-257a 724p Floppy Drive
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Popular Panasonic JU-257A Manual Pages
Service Guide - Page 2
Pocket Service Guide
PANASONIC JU-257-03T PANASONIC JU-257-03P
SA450
JUMPER
DESCRIPTION
D0 Drive selected as DRIVE 0
D1 Drive selected as DRIVE 1
D2 Drive selected as DRIVE 2
D3 ... 34 of the interface connector
RY Ready is the signal on pin 34 of the interface connector
TM Terminator
SETTING OFF ON OFF OFF ON OFF ON OFF ON
4-2
3.5" MICRO FLOPPY DISK DRIVES 1.44 MB FDU
Peripherals -
Service Guide - Page 3
Peripherals - Pocket Service Guide
1.44 MB FDU
PANASONIC JU-257A-081P PANASONIC JU-257A-101P
SA450
4
JUMPER
DESCRIPTION
D0 Drive selected as DRIVE 0
D1 Drive selected as DRIVE 1... pin 2 output signal
TM Terminator
AT Mode Select PS2 (OFF) or PCAT (ON)
SETTING FOR JU-257A-081P
OFF ON OFF OFF ON OFF
SETTING FOR JU-257A-101P
OFF ON OFF OFF ON
OFF
OFF
OFF
OFF
ON
ON
ON
OFF
OFF
3.5"...
Service Guide - Page 4
Pocket Service Guide
1.44 MB FDU
PANASONIC JU-257A-083P PANASONIC JU-257A-083PJ PANASONIC JU-257A-103P PANASONIC JU-257A-103PJ
SA450
SWITCH
DESCRIPTION
SW3-0 Drive selected as DRIVE 0
SW3-1 ...interface connector
SETTING FOR JU-257A-083P/PJ
OFF ON OFF OFF ON
OFF
ON
OFF ON OFF ON
OFF
SETTING FOR JU-257A-103P/PJ
OFF ON OFF OFF ON
OFF
ON
OFF ON OFF OFF
ON
4-4
3.5" MICRO FLOPPY DISK DRIVES...
Service Guide - Page 5
Pocket Service Guide
1.44 MB FDU
PANASONIC JU-257A-293P
SA450
4
SWITCH
DESCRIPTION
SW3-0 Drive selected as DRIVE 0
SW3-1 Drive selected as DRIVE 1
SW3-2 Drive selected as DRIVE 2
SW3-3 Drive selected as... connector is not connected
NC, OUT, NC
SW6
HD is the output signal on pin 2 of the interface connector
EX, EX, OUT
SETTING OFF ON OFF OFF ON OFF ON OFF OFF ON
OFF
ON
3.5" MICRO...
Service Guide - Page 6
Pocket Service Guide
1.44 MB FDU
PANASONIC JU-257A-84P PANASONIC JU-257A-104P
SA450
SWITCH
DESCRIPTION
SW3-0 SW3-1 SW3-2 SW3-3 SW2-NC
SW2-OUT
SW1-IN
... interface connector
+HD is the input signal on pin 2 of the interface connector
SETTING FOR JU-257A-84P
OFF ON OFF OFF
SETTING FOR JU-257A-104P
OFF ON OFF OFF
ON
OFF
OFF
ON
OFF
OFF
4-6
3.5" MICRO FLOPPY DISK DRIVES Peripherals -
Service Guide - Page 7
Peripherals - Pocket Service Guide
1.44 MB FDU
PANASONIC JU-257A-294P
SA450
4
SWITCH SW3-0 SW3-1 SW3-2 SW3-3 SW2-NC SW2-OUT SW1-IN
DESCRIPTION Drive selected as DRIVE 0 Drive selected as DRIVE 1 ... -HD is the output signal on pin 2 of the interface connector +HD is the input signal on pin 2 of the interface connector
SETTING OFF ON OFF OFF OFF OFF ON
3.5" MICRO FLOPPY DISK DRIVES
4-7
Service Guide - Page 9
Peripherals - Pocket Service Guide
1.44 MB FDU
SONY MP-F17W-84 SONY MP-F17W-85
SA450
4
SETTING ON MODEL MP-F17-84 SETTING ON MODEL MP-F17-85
JUMPER
DESCRIPTION
DS0
DS1
DENSITY STATUS
Drive selected as DRIVE 0
Drive selected as DRIVE 1
Density Status is the signal on pin 2 of the interface connector
SETTING FOR MP-F17-84...
Service Guide - Page 11
Pocket Service Guide
1.44 MB FDU
CONFIGURATION ON DRIVE YD-702B-6037B
Y-E DATA YD-702B-6039B Y-E DATA YD-702B-6037B
SA450
4
JUMPER
DESCRIPTION...DS3 Drive selected as DRIVE 3
DS2 Drive selected as DRIVE 2
DS1 Drive selected as DRIVE 1
DS0 Drive selected as DRIVE 0
SETTING FOR SETTING FOR YD-702B-6037B YD-702B-6039B
OFF
OFF
OFF
ON
ON
OFF
OFF
OFF
ON
OFF
OFF
OFF
OFF
OFF
ON
ON
...
Service Guide - Page 16
...44 MB FDU
Peripherals -
Pocket Service Guide
TEAC FD235HF-4473
SA450
E
HO
HI D
HA
LHI
C
B DS0 DS1
A
2
1
JUMPER DS1 DS0 HA HI HO
SETTING ON OFF ON OFF OFF
DESCRIPTION Drive selected as DRIVE 1 Drive selected as DRIVE 0 Density set automatically (mode 2) Density set by HD IN on pin 2...OFF OFF OFF Open
- Key-in or software
HD IN from sensor
4-16
3.5" MICRO FLOPPY DISK DRIVES
Service Guide - Page 17
Peripherals - Pocket Service Guide
1.44 MB FDU
Y-E DATA YD-702D-6037D
SA450
4
JUMPER IF, T1, T2
H2 H4 RY DC DS1 DS0
DESCRIPTION Automatic Switching operating mode Sends the ... 34 of the interface connector The Disk Change signal is on pin 34 of the interface connector Drive selected as DRIVE 1 Drive selected as DRIVE 0
SETTING OFF ON OFF OFF ON ON OFF
3.5" MICRO FLOPPY DISK DRIVES
4-17
Service Guide - Page 19
Pocket Service Guide
1.44 MB FDU
MITSUMI D359T3
SA450
4
10
9 8
6 7
5
3
4
2
1
JUMPER POSITION
1 2 3 4 5 6 7 8 9 10
DESCRIPTION
Not connected Not connected Drive selected as DRIVE 1 Drive selected as DRIVE 2 Drive selected as DRIVE 0 Shift from Normal Density to High Density through disk insertion High Density input Low Density input Low Density output High Density output
SETTING
OFF...
Service Guide - Page 20
...Pocket Service Guide
... 34
DC2
DISK CHANGE output on pin 2
HA
Density set automatically by the sensor
HI2
Density set by HD IN on pin 2
HO2
HD OUT output on...'s ground is connected to the ground of the PCBA
board
SETTING OFF ON OFF OFF OFF OFF OFF ON OFF OFF OFF... OFF ON Open HD OUT
HD LEVEL
High
- Peripherals - Low
DENSITY SET
HOST SIDE FDU SIDE
Key-in or software
HD IN from host
Key...
Service Guide - Page 21
Pocket Service Guide
1.44 MB FDU
MITSUMI D359C
SA450
There are no jumpers to be made on systems where they cannot be fitted as follows:
• Density Mode = Auto Select • Drive Select = Drive 2.
3.5" MICRO FLOPPY DISK DRIVES
4-21 The Density Mode and Drive Select parameters cannot be set by Mitsumi as follows:
• Density...
Service Guide - Page 22
...Disk
2HD -
2DD
43
sensor
4-22
3.5" MICRO FLOPPY DISK DRIVES
L
43
input signal
(pin 2)
DS0...
- H
21
sensor on the HDO (pin 2) output signal
(pin 2)
43
(setting to be used)
DS1 Capacity Mode is switched by the internal Disk
2HD
2DD
21 ...Capacity Mode is switched by the HDI (pin HDI
H
- Pocket Service Guide
EPSON SMD 1340 P-031
SA450
POWER SUPPLY CONNECTOR
21 43
JUMPERS SS1...
Service Guide - Page 23
Pocket Service Guide
1.44 MB FDU
Y-E DATA YD-702D-6537D
SA450
POWER SUPPLY CONNECTOR
JUMPERS
...PANASONIC JU-257A 746P
SA450
Note: This drive is available in two versions: with "Mode Select" low 1.0 MB: if a double density disk is used
H2 Selects the output of the "High Density" signal
The High Density signal is applied to be changed and are factory-set by Panasonic.
3.5" MICRO FLOPPY...
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