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D2246
NEC D2246 Manuals
Manuals and User Guides for NEC D2246. We have
1
NEC D2246 manual available for free PDF download: Maintenance Manual
NEC D2246 Maintenance Manual (164 pages)
8-INCH WINCHESTER DISK DRIVE
Brand:
NEC
| Category:
Storage
| Size: 5.93 MB
Table of Contents
Table of Contents
4
Chapter 4 Removal and Replacement Procedures
52
G9QST (Logic and Servo) PCB Removal
52
G9QSN (Read/Write) PCB Removal
54
Earth Pad Assembly Removal
54
G9QSQ (Power Amplifier) PCB Removal
55
Motor Stator Assembly Removal
57
Chapter 5 Adjustments
58
Required Tools
58
Servo Offset Adjustment
58
Seek Speed Adjustment
60
Chapter 6 Illustrated Parts Breakdown
62
Chapter 7 DKUOOO-H3PM 3-Input DC Regulator Option
66
General Description
66
Interface Requirements
67
DC Power Connector (P4)
67
Signal Ground Terminal
68
DC Power Input Requirements
68
Installing the 3-Input DC Power Regulator
69
Chapter 8 DKU-HDPI Dual-Port Interface Option
70
General Description
70
Switches and Indicators
71
Port a (Route 0) Switches and Indicators
72
Port B (Route 1) Switches and Indicators
72
Drive Selection
72
Interface
73
Status Commands
73
Release Command
73
Priority Select
73
Installing the Dual-Port Interface
76
Appendix a Schematic Diagrams
77
Signal Tracing Scheme
77
A-I
77
Drawings
77
Appendix B Specifications
135
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