Service manual
Figures
Figure l-l
System Overview.
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1- 1
Figure l-2
FrontView
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l-3
Figure l-3
Rearview
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l-4
Figure l-4
CPU Upgrade Path
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l-5
Figure l-5
System Level Assemblies
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l-8
Figure l-6
System Board Components.
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l-10
Figure l-7
Power Supply
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1-13
Figure l-8 Power Supply Cable Layout
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l- 14
Figure l-9 System Memory Map
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1-15
Figure l-10 Jumper Placement for HDDs.
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l-20
Figure 1 - 11
101-Key Enhanced Keyboard.
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l-22
Tables
Table 1- 1
Physical Description.
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l-2
Table l-2
Front Panel Features
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l-3
Table l-3
Rear Panel Features.
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Table l-4
Emissions and Safety Agency Data
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l-6
Table l-5
Environmental Specifications
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l-7
Table l-6
Case Specifications
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l-9
Table l-7
System Board Component Functions
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l-9
Table l-8
System Board Connectors
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1-12
Table l-9
System Board Jumper Settings (Jl-J4).
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1-12
Table l-10
System Board Jumper Settings (J5-J8).
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1-12
Table l-11 System Board Jumper Settings (J9-J15).
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1-12
Table 1-12
Power Supply Specifications
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1- 14
Table 1-13
Memory Configuration
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l- 17
Table 1-14
Diskette and Tape Drive Options
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l- 18
Table 1-15
Hard Disk Configurations.
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l- 18
Table 1-16
Conner CP30174E 170MB IDE HDD Specifications
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1-19
Table 1-17
Quantum LPS240AT 240MB IDE HDD Specifications
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l- 19
Table l-18 Quantum LPS525S 525MB SCSI HDD Specifications.
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1-19
Table 1-19
Quantum LPS525S Jumper Settings.
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1-21
Table l-20
Keyboard Specifications.
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l-22
1-ii
Epson NX Service Manual