Epson NX Service Manual download pdf (Page 128)

Performing System Diagnostics

Error Messages

The following table lists all the error messages that may appear during system diagnostics

testing.

Table B-7

System Diagnostics Error Messages

B-22

Epson NX Service Manual

1 2 ... 123 124 125 126 127 128 129 130 131 132 133 ... 153 154

Service Manual 1
Copyright Information 2
Trademark Information 2
Epson NX Service Manual iii 3
Canadiennes 4
Other Agency Approvals 4
About this Manual 5
System Overview 8
General Features 9
Front Panel 10
Rear Panel 11
Upgrades 12
Document Sources 13
Environmental Specifications 14
Subassembly Descriptions 15
System Board 16
Connectors and Jumpers 18
Power Supply 20
Table 1-12 21
Power Supply Specifications 21
Epson NX Service 21
System Description 22
CMOS RAM 23
Memory Expansion 24
Mass Storage 25
Table 1-16 26
Table 1-18 26
Table 1-19 28
Keyboard 29
2 Troubleshooting 30
General Information 32
Table 2-2 33
Power-On Diagnostics and 35
Error Beep Codes 37
General System Problems 38
Computer Doesn’t Start 39
Blank Screen 39
Power Supply Shut Down 39
Keyboard Problems 40
Video Problems 41
Incorrect Images 42
Diskette Drive Problems 43
Hard Disk Problems 44
System Software Problems 45
Parallel Printer Problems 46
Serial Port Problems 47
Option Card Problems 48
Memory Module Problems 49
Mouse Problems 50
Removing and Replacing 52
Subassemblies 52
General Service Information 54
System Unit 55
Replacing the Cover 57
Removing an Option Card 58
Installing an Option Card 60
Removing SlMMs 62
Installing SlMMs 63
Installing Another Processor 64
Removing 66
Replacing Subassemblies 66
3-14 Epson NX Service Manual 67
3-16 Epson 69
NXService Manual 69
Removing the Power Supply 70
Reinstalling the Power Supply 71
Removing the Speaker 72
Replacing the Speaker 72
Removing the LEDs 73
Replacing the LEDs 73
Removing the BIOS EPROMs 74
Replacing the BIOS EPROMs 74
Removing the System Board 75
Replacing the System Board 76
Removing the Front Bezel 76
Replacing the Front Bezel 77
Reference Materials 78
System l/O Address Map 82
DMA Assignments 84
Hardware Interrupts 85
Connector Pin Assignments 86
Speaker Connector 87
Serial Port Connectors 87
Parallel Port Connector 88
Diskette Drive Data Connector 90
Keyboard and Mouse Connectors 91
Battery Connector 92
Reset Connector 92
Power Supply Connectors 93
Table A-12 94
HDD Access LED Connector 95
Power (SPEED) LED Connector 95
VGA Feature Connector 96
Option Slot Connectors 97
Drive Power Connectors 98
Intel Ether Express 16C 98
AHA-1504B 100
Table A-21 101
Adaptec Jumper Settings 101
List of Abbreviations 103
Reference Materials 104
NX Service 104
Manual A-25 104
System Utilities 105
Epson NX Service Manual 106
Running the SETUP Program 107
The SETUP Screens 108
Selecting Options 109
Setting the Date and Time 110
Setting the Fast Boot Option 113
Setting the Keyboard Options 114
Installed Equipment 114
Setting the Parallel Port 115
Setting the Serial Port 115
Setting the Speaker 115
Setting the Password security 116
Installed Diskette Drive(s) 117
Installed Hard Disk Drive(s) 117
Hard Disk Drive Types 117
Defining Your Own Drive Type 118
Setting the Non-cache Areas 119
Saving Your Settings 120
Performing System Diagnostics 121
A: prompt 122
Deleting Tests 123
Adding Tests 124
Running Tests 125
Resuming From an Error 126
System Diagnostics Tests 127
Error Messages 128
HDFMTALL and press Enter 130
Option 1, Format 132
Fotmatting the Disk 134
Exiting the Program 136
Additional Utilities 137
Schematics 138
Circuitry 139
Manual C-3 139
Video Circuitry ( Part 1 ) 140
Epson NX Sevice Manual 140
Circuitry 142
NX Service Manual 146
Connector 147
Processor 153
Connector (CN12) 153

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Epson NX Service Manual Page 128

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