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TECH-1234
Epson TECH-1234 Manuals
Manuals and User Guides for Epson TECH-1234. We have
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Epson TECH-1234 manual available for free PDF download: User Manual
Epson TECH-1234 User Manual (128 pages)
12MHz 286 System
Brand:
Epson
| Category:
Desktop
| Size: 1.88 MB
Table of Contents
Table of Contents
5
About this Manual
13
System Overview
15
System Overview
16
Introduction
17
Operating System
17
Quick Start
18
Features
19
Specifications
20
Example of a System Configuration
21
Figure 1-2: System Configuration
21
System Unit
22
Figure 1-3: System Unit Case
22
Control Panel
23
Reset Button
23
Turbo Button
23
Indicator Lights
23
Figure 1-4: Front Panel
23
Figure 1-5: Keylock and Two Security-Lock Keys
24
System Power Switch
25
Figure 1-6: ON/OFF Switch in off Position
25
Rear Panel
26
Figure 1-7: Rear Panel
26
Figure 1-8: Connecting the Keyboard Cable
27
Keyboard Connector
27
Figure 1-9: System Power Cord
28
Power Cord Connector
28
Display Port
29
Figure 1-10: Two Kinds of Display Connectors
29
Figure 1-11: Voltage Switch
30
Power Voltage Setting
30
Table 1-1: Power Cord Specifications
30
Other Peripherals
31
Figure 1-12: System Unit Connected to Peripherals
31
Disk Drives
32
Figure1-13: Installing Floppy and Hard Disk Drives
32
Floppy Disks
33
Table 1-2: Floppy Disk Specifications
33
Figure 1-14: Copy Protection for a 3.5" Floppy Disk
34
Figure 1-15: Copy Protection for a 5.25" Floppy Disk
34
Hard Disks
35
Keyboard
36
Figure 1-16: Keyboard
36
Maintaining Your Equipment
37
Chapter 1 SYSTEM OVERVIEW
37
Chapter 2 SETTING UPYOUR SYSTEM
38
Motherboard
40
Figure 2-1: Motherboard Layout
40
80286Cpu
41
Figure 2-2: the Location of 80286 CPU
41
Figure 2-3: the Location of 80287
42
Math Coprocessor
42
Chipsor RAM Modules Insertion
43
Figure 2-4: Chip Insertion
43
Figure 2-5: RAM Module Insertion
43
Figure 2-6: an Example of Three-Pin Jumper Setting
44
Jumper
44
Figure 2-7: RAM Banks
45
Onboard System Memory Size
45
Table 2-1: Settings of Jumper JP1-JP6
46
Table 2-2: Total Onboard System Memory Size
46
Figure 2-8: 512KB Total Onboard System Memory
47
Figure 2-9: 640KB Total Onboard System Memory
48
Figure 2-10: 1MB Total Onboard System Memory
49
Figure 2-11: 1.5MB Total Onboard System Memory
50
Figure 2-12: 2MB Total Onboard System Memory (A)
51
Figure 2-13: 2MB Total Onboard System Memory (B)
51
Figure 2-14: 3MB Total Onboard System Memory
52
Figure 2-15: 4MB Total Onboard System Memory
53
Figure 2-16: 5MB Total Onboard System Memory
54
Figure 2-17: Installing ROM
55
Figure 2-18: Unpacking Your Main System
56
Installation
56
Connecting to the Power Supply
57
Figure 2-19: Connecting to the Power Supply
57
Table 2-3: Power Supply Pinouts
58
Chapter 3 Operating Your System
59
An Introduction to DOS
61
Loading DOS
61
System Messages
61
DOS Operations
62
Starting MS-DOS
62
Formatting Disks
63
Backing up Your Diskettes and Files
64
Deleting Your Diskettes and Files
65
Finding out What Is on Your Disk
66
Hard Disk Drive Format
67
Step 1 - Preformat
67
Step 2 - Partition
67
Step 3 - Format
68
Helpful Hints
69
System Setup Program
70
Entering the Setup Program
71
Figure 3-1: Initial Screen
72
Running the Setup Program
73
Figure 3-2: "Set up System Configuration" Screen
74
Figure 3-3: "Preformat Hard Disk" Screen
75
Figure 34: Calculator
76
Figure 3-5: "NEAT Chip Setup Configuration" Screen
77
Chapter 4 KEYBOARD
78
Keyboard Layout
80
Figure 4-1: Keyboard Layout
80
Getting Acquainted with Your Keyboard
81
Function Keys
81
Numeric Keypad
81
Figure 4-2: Function Keys
81
Figure 43: Numeric Keypad
81
Cursor Keys 8
82
Mode Indicator Lights
83
Special Keys
84
Figure 4-5: Special Keys
84
Table 4-2: Functions of Special Keys
84
QWERTY Keys
85
Figure 46: QWERTY Keys
85
Table 4-3: Functions of Special QWERTY Keys
85
Cursor Keys
86
Key Combinations
86
Figure 4-7: Cursor Keys
86
Table 4-4: Special Functions
86
Keyboard Tilt Adjustment
87
Figure 4-8: Adjustment of Keyboard Angles
87
Chapter 5 TROUBLESHOOTING
88
Command Problems
90
System Error Messages
92
Examples of System Error Messages
93
System BIOS Error Messages
94
Chapter 6 APPENDIX
96
Installing Disk Drives
98
Step 1: Fastening Disk Drives
99
Figure 6-1: Screwing a 5.25" Disk Drive
99
Figure 6-2: Fastening 5.25" Disk Drives
99
Figure 6-3: Screwing a 3.5" Hard Disk Drive
100
Step 2: Connecting Cables
101
Figure 6-6: Connecting a Floppy Disk Drive
102
Figure 6-7: Connecting a Floppy Disk Drive to an FDC Card
102
Figure 6-8: Controller Cable for the Hard Disk Drive
103
Figure 6-9: Data Cable for the Hard Disk Drive
103
Figure 6-10: Connecting a Hard Disk Drive
104
Entering 12Mhz Turbo Mode
105
Softwareturboswitch
105
Hardware Turbo Switch
105
Alternate Use of both Switches
105
Software
106
Shadow RAM Enable
106
EMS Driver Setup
106
Quick Reference for Jumper Settings
110
Table 6-1: JP1-JP6 - Banks Selection
110
Table 6-2: JP7 - Battery Selection
110
Table 6-3: JP8 - Display Mode Selection
110
Table 6-4: JP9 - Power Good Selection
110
Moving Your Computer and Peripherals
112
Short Move
112
Long Move
112
Technical Information
113
Microprocessor
113
Protected Virtual Address Mode
113
Real Address Mode
114
System Timers
114
System Interrupts
115
Table 6-7: Channel 2
115
Table 6-8: Interrupts Level Assignment
115
ROM Subsystem
116
RAM Subsystem
116
Direct Memory Access
117
DMA Channel
117
Table 6-9: DMA Channels
117
Table 6-10: I/O Hex Address
118
Table 6-11: DMA Channel 3 through 0
118
I/O Channel Slots
119
Math Coprocessor Control
120
Figure 6-13: 36-Pin Expansion Bus I/O Channels
120
Chapter 7 GLOSSARY
121
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