Epson EQUITY II+ Operation & User’s Manual
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Epson EQUITY II+, If you do not have a light pen attached, press N and Enter. To begin the test, press Y and Enter. You see this prompt: PLACE LIGHT PEN ON CENTER OF WHITE BLOCK Touch the center of the white block on the screen with the light pen. When the light pen is correctly positioned, the block moves to another part of the screen for a second test. After three successful tests, the check ends. An error occurs if: l The light pen is not connected properly l The light pen is malfunctioning l You do not touch the square within 12 seconds.
Epson EQUITY II+, Figure A-5. Main circuit board jumpers Multi-function Card Jumpers The jumpers on the multi-function card control the parallel port address and the serial port address. You normally address the parallel and serial ports in the computer as the primary ports (LPT1 and COM1). However, if you install an additional parallel or serial port and want it to be the primary port, you need to change the jumpers on the multi-function card so the built-in port becomes secondary (JPT2 and COM2). Table A-3 shows the jumpers on the multi-function card that con- trol the parallel port. Table A-3. Multi-function
Epson EQUITY II+, You can select the individual checks from this menu: MONOCHROME ADAPTER AND CRT CHECK MENU 1 - Monochrome adapter check 3’ - Attribute check - Character set check 4 - Video check 5 - Sync check 6 - Run all above checks 0 - Exit Enter selection number: If an error occurs during any of these tests, record the error code and message, or print them out. Then contact your dealer or Epson for customer service. Monochrome adapter check To check the monochrome adapter, press 1 and then Enter. The computer checks the video RAM (display memory) on the display adapter by writing certain d
Epson EQUITY II+, 4 Installing Option Cards ........................ 4-1 Removing the Cover ............................. 4-1 Installing an Option Card ........................ 4-3 Removing an Option Card ....................... 4-7 Replacing the Cover ............................. 4-7 Post-installation Setup ............................ 4-8 5 Troubleshooting .............................. 5-1 The Computer Fails to Start Up ................... 5-1 The Video Display Does Not Appear ............... 5-1 The Computer Does Not Respond ................. 5-2 Floppy Disk Problems ............................ 5-2 Hard Disk Problems ............................. 5-3 Software Problems ............................... 5
Epson EQUITY II+, MS-DOS, booting, 1-15 operating system, Intro-2, 1-1, 1-15 preparing hard disk, 3-7 -8 system diskette, 1-1, 1-15 Multi-function card, location, A-l jumpers, A-6 removing, A-7 Multi-tasking, Intro-2, B-l Multi-user, Intro-2, B-1 O Operating system, diskette, 1-1 loading, 1-15 Optional disk drive slot, 1-5 Option card, access slots, 1-6 connector(s), 4-3, 4-5 installing, 4-1 post-installation setup, 4-8 problems, 5-4 removing, 4-7 slot, Intro-l, 1-5 -6, 4-3-7 slot cover, 4-5 Option slot interface, B-2 Outlet, AC, 1-6 auxiliary power, 1-3, 1-6, 1-9 P Parallel, cable, 1-11 Physical characteristics, B-3 Post-installation setup, option card,
If you have only one floppy disk drive, you see a prompt to remove the diagnostics diskette and insert a blank diskette before running the test. You see these messages: Use only a formatted blank diskette for this test. Any data present may be erased. If using drive A, remove your Diagnostics Disk. Enter Y to start this check. Enter N to return to the menu. Make sure the blank diskett
Epson EQUITY II+, If you have special computer furniture or want to customize your setup, you can arrange your system components to suit your own needs. Before you connect the cables, take a look at the front and back panels of the main unit. The front panel Figure 1-2 identifies the various components on the front panel. To view the keyboard socket and control switches, gently press in each cover on the lower left side of the front panel. This releases the cover and you can gently pull it down to view the switches. Floppy disk drive Disk lock/ Floppy disk drive slots Figure 1-2. Front panel l POWER switch. Use this switch to turn the Equi
Epson EQUITY II+, After checking the character fonts, respond to the prompt: Is the display correct (Y/N)? If the characters match the illustration, press Y and then Enter. If you find a problem with the characters on the screen, press N and Enter to display the error message. 40-column character set check To check your 40-column character set, press 4 and then Enter. The character fonts that are included in the internal character generator display on your screen. Compare the characters on your screen to this illustration: After checking the character fonts, respond to the prompt: Is the display correct (Y/N)? If the
Epson EQUITY II+, Some of the messages change if the table is full or empty. However, the way that you add a bad track or make a correction is the same. 1. 2. 3. To cancel this operation, press Enter without entering a value. You see this message: To add a bad track, follow these steps: Press A. You see this prompt: Enter cylinder number (1 - xxxx): Type the number of the cylinder containing the missing bad track, and press Enter. You see this prompt: Enter head number (0 - yy) : Type the head number for the bad track, and press Enter. The maxi- mum valid cylinder and head numbers ( XXXX and yy) vary according to the capacity of th
Epson EQUITY II+, Chapter 4 Installing Option Cards Option cards are accessories that you can install in your Equity II+ to provide extra capabilities. For example, you can add another disk drive or an auto-dial modem. The Equity II+ has six option card slots, so it can hold up to six cards. The parallel and serial interface and floppy disk controller card occupies one slot. If your Equity II+ has a hard disk, a hard disk controller card occupies another slot. The video card that controls your monitor occupies the fifth slot. You can buy option cards from Epson as well as other vendors. Multi- function cards, which allow you to add features without using multiple option card
Figure 1-5. Connecting the monitor The monitor type must match the video card in the main unit. If you have a color card, you can use one of two connectors: a nine-pin, female D-connector for RGB monitors or an RCA connector for composite video monitors. Consult Table l-l to make sure your card and monitor match. Table 1-1. Monitor/video card compatibility Monitor Video card outpu
Epson EQUITY II+, To change the speed, move the CPU SPEED switch on the front panel. See Figure 2-3. Figure 2-3. CPU speed switch When the computer is running at 8 MHz, the power light is orange, and at 12 MHz, the light is green. Resetting the Computer You can reset the computer to load a different operating system or to reload the current operating system. For example, if an error occurs and the computer does not respond to your keyboard commands, you can reset the computer and try the same operation again. However, resetting erases all data in the computer’s tempor
Epson EQUITY II+, Introduction Your Epson® Equity™ II+ personal computer is a versatile, high- performance system that offers you a wide variety of choices. First you choose between two models of the Equity II+ main unit, then select the monitor and peripherals you want to use with it to assemble the configura- tion that does the most for you. The Equity II+ main unit is available in these models: l One 1.2MB (megabyte) high-density floppy disk drive l One 1.2MB floppy disk drive and one 40MB internal hard disk d
Epson EQUITY II+, F FDISK, 4-26 Flagged tracks, 2-2 Floppy disk, Controller check, 4-17 Disk change check, 4-19 Drive check, 4-17, C-4 Formatting, 3-1 Random seek check, 4-18 Sequential seek check, 4-18 Speed check, 4-19 Write, read check, 4-18 Format, Diskette, 3-1 Hard disk, 2-1 FORMAT command, Intro-4 G Graphics mode check, 1-5, 4-14 H Hard disk, Changing, 1-6 Conditional format (normal), 2-2 Controller checks, 4-24, C-4 Destructive surface analysis, 2-6 Drives, 4-24, El, C-4 Error detection and correction check, 4-26 Formatting/checking options, 2-1 Head select
2. Have you inserted the right type of diskette? The diskette type is nor- mally shown on the manufacturer’s label. See ‘Choosing Diskettes for the Equity II+ ” and “Drive and diskette incompatibilities” in Chapter 3. 3. Is the diskette write-protected? There may be a write-protect tab over the notch on the side of the diskette (5%inch) or the write-protect switch m
Epson EQUITY II+, Appendix A Error Codes and Messages This appendix lists all the error codes and messages that may appear during diagnostics checks. Table A-1. Error a&s and messages Error code 5ysE b0ard 102 103 104 105 1:: 107 108 108 109 110 111 112 113 114 115 Message 80286 CPU ERROR 27256 ROM CHECKSUM ERROR 8254 TIMER COUNTER REGISTER ERROR 8254 TIMER COUNTER ERROR 8237 DMA CONTROLLER REGISTER ERROR 8237 DMA REFRESH ERROR 612 DMA PAGE REGISTER ERROR 8042 TIMEOUT ERROR 8042 SELF DIAGNOSTIC ERROR 8042 WRITE COMMAND ERROR 8259 INTERRUPT CONTROLLER ERROR 146818 CMOS SHUTDOWN BYTE ERROR 146818 CMOS BATTERY ERROR 146818 CMOS CHECKSUM ERR
Epson EQUITY II+, If you continue with formatting, you see: Format started. Current cylinder is xxxx When formatting is complete, any bad tracks are flagged, and you see a series of messages like these: Format finished. Flagging bad tracks... Cylinder is xxxx, head is yy Format completed. Press ENTER to return to the menu. Flagged tracks are identified by xxxx and yy. At this point, press Enter to return to the HARD DISK FORMAT MENU. If there are any tracks with other errors, scanning stops and you see this message: Scanning cancelled. Warning: This drive has an unflagged error(s), or is unformatted. Press ENTER to return to the menu. Press Enter. This may mean that the drive
Epson EQUITY II+, where x is a number from 1 to 8 that represents the specific LSI circuit in which the error is found. Your service dealer needs this information to find and correct the problem. If an I/O or checksum error occurs, you see this message: xxxx0 ROM error where xxxx is the number of the segment of the bad I/O ROM. Clock and CMOS RAM Check When the system device check is completed successfully, the computer checks the timer and CMOS RAM. If the information contained in the RAM does not match the actual system installation, you see one of these messages: 161-System options not set (Run SETUP in DIAGNOSTICS
Epson EQUITY II+, S SELECT program, 3-8 Self test, internal, 1-15 Serial, cable, 1-12 controller card, 4-1, 4-3, A-l, A-6 interface, 1-6, 1-12, B-1 port, 1-6, 1-12, A-6 -8 printer, 1-12 RS-232C port, 1-12, B-1 SETMODE command, 1-12 Setup, program, 3-8, 4-8, A-5 Setup, post-installation, 4-8 Setup procedure, initial, 1-14 Single diskette drive, using, 3-7 Single-sided diskettes, 3-2 Slots, option, 1-6, 4-3 -5 Software problems, 5-4 Speaker interface, B-2 Special character set, 1-13 Specifications, B-1 Speed switch, 1-5, 2-3, 5-3 Startup diskette, 1-1 Storing diskettes, 3-4 S
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