1-
24
Service Guide
1.4.18
FDD
Table 1-26
FDD Specifications
Item
Specification
Vendor & model name
Mitsumi D353F2
Floppy Disk Specifications
Media recognition
2DD (720K)
2HD (1.2M, 3-mode)
2HD (1.44M)
Sectors / track
9
15
18
Tracks
80
80
80
Data transfer rate (Kbits/s)
250
300
500
500
Rotational speed (RPM)
300
360
360
300
Read/write heads
2
Encoding method
MFM
Power Requirement
Input Voltage (V)
+5 ± 10%
1.4.19
HDD
Table 1-27
HDD Specifications
Item
Specification
Vendor & Model Name
IBM DMCA21080
IBM DMCA21440
IBM DTNA22160
Toshiba
MK1002MAV
Drive Format
Capacity (MB)
1080
1440
2160
1085
Bytes per sector
512
512
512
512
Logical heads
16
16
16
16
Logical sectors
63
63
63
63
Logical cylinders
2100
2800
4200
2100
Physical read/write heads
3
4
6
6
Disks
2
2
3
3
Spindle speed (RPM)
4009
4009
4000
4635
Performance Specifications
Buffer size (KB)
128
96
96
128
Interface
ATA-3
ATA-3
ATA-3
ATA-3
Data transfer rate
(disk-buffer, Mbytes/s)
39.5 ~ 61.8
39.5 ~ 61.8
39.1~ 61.6
29.3 ~ 55.5
Summary of Contents for Extensa 61X
Page 6: ...vi ...
Page 26: ...1 8 Service Guide Figure 1 5 Main Board Layout Bottom Side ...
Page 49: ...System Introduction 1 31 1 5 1 3 Power Management Figure 1 14 Power Management Block Diagram ...
Page 55: ...System Introduction 1 37 1 6 System Block Diagram Figure 1 15 System Block Diagram ...
Page 64: ...Major Chips Description 2 7 2 2 5 Pin Diagram Figure 2 4 M1521 Pin Diagram ...
Page 99: ...2 42 Service Guide 2 5 3 Pin Diagram Figure 2 10 C T 65550 Pin Diagram ...
Page 117: ...2 60 Service Guide Figure 2 12 Functional block diagram CardBus Card Interface ...
Page 119: ...2 62 Service Guide Figure 2 14 PCI to CardBus terminal assignments ...
Page 135: ...2 78 Service Guide 2 7 3 Pin Diagram Figure 2 16 NS87336VJG Pin Diagram ...
Page 145: ...2 88 Service Guide 2 8 2 Pin Diagram Figure 2 17 YMF715 Block Diagram ...
Page 185: ...Disassembly and Unit Replacement 4 5 Figure 4 3 Disassembly Sequence Flowchart ...
Page 209: ...B 2 Service Guide ...
Page 210: ...Exploded View Diagram B 3 ...