SEGA Saturn Address Checker Operation Manual
Contents
1. computer When turning off the power shut off the power in the reverse order After completing program execution enter the proper command and turn off the power as described in section 6 4 System Shutdown SEGA 6 2 Program Start up Place the key disc in the CD drive The key disc is the development disc i e the SEGA SATURN SYSTEM DISC Let s assume the system prompt C gt is displayed on the PC display To start the Ad dress Checker program enter CD BM to change to the BM directory and then enter BM from this directory C gt cd bmd C BM gt _bm J The following screen is displayed at program start up DIALOG ADDRESS CHECKER VER1 0 Copyright C Hitachi MICROCOMPUTER SYSTEM LTD Licensed Material of HITACHI MICROCOMPUTER SYSTEM LTD 1995 Input command is displayed here When above screen is displayed enter the following commands gt SET BM ALL TRG BEEP J 1 gt TRC SMP END CNT J 2 gt GO J 3 1 Sets the bus master type to ALL normal mode and sets a beep to sound when an error message is detected 2 Set to restrict trace data acquisition only to when a trigger is detected and to allow execution to continue after trace data acquisition 3 Starts execution When the key disc has been recognized and the SATURN monitor displays the normal screen remove the key disc and insert the game disc test disc without shutting off the power Shutting off the2. computer a single row of expansion slots may have two edge connectors or only one The board has only one edge connector section so any slot can be used Store the removed slot cover elsewhere 3 Align the board with the slot and insert it as shown in the drawing below Pull gently to make sure that it is firmly seated and affix it using the screw 4 Putthe computer chassis cover back on DIP switches Figure 5 Board Insertion into Slot SEGA SATURN Address Checker Operational Manual 13 4 4 PC Interface Cable Connection The PC interface cable is connected to the PC interface board as illustrated in Figure 6 Connect the supplied PC interface cable as shown in the drawing The other end is connected to the Address Checker PC interface PC interface cable board Figure 6 PC Interface Cable Connection 4 5 Country Settings Set the DIP switches in accordance with the target country for the tested software The DIP switches are located at the bottom edge of the Address Checker chassis See Figure 3 on page 3 Switch settings and corresponding countries are indicated below Japan US Europe AREA 0 AREA 1 AREA 2 AREA 3 NTSC PAL OFF ON ON ON OFF ON ON OFF ON OFF ON ON OFF OFF ON If necessary connect Address Checker peripherals such as a TV monitor The A V cable control pad and power cable are provided as standard equipment Finally connect the power cables 14 5 System Program Setup 5 1 P
3. power will nullify the effect of the key disc SEGA SATURN Address Checker Operational Manual 19 Description of Command Options BM ALL Bus master types include ALL SH2M SH2S and scu selected according to application ALL is the normal type TRG BEEP Sets the computer to beep when an address error is detected If you want to stop the game when an address error is detected change BEEP to BRK to enable breaking In this case you cannot restart from the stopping point TRC SMP Implements tracing only upon trigger detection Bus tracing is allowed when ALL is specified END CNT Specifies a process when tracing is stopped cnt allows the user program to continue executing without breaking BRK breaks execution of the user program SEGA 6 3 Game Disc Test Disc Start up Start the game disc using the specified procedure and begin play If an address error is encountered enter for example the following To copy lines 0 to 100 of data recorded in trace memory to a file named TDMPO DAT do the following gt IDMP 0 100 gt TDMPO DAT 4 An MS DOS command can be executed by adding an to the initial character This can be used to open the above file in a text editor For example if the VZ Editor is installed enter gt VZ TDMPO DAT 4 The file can thus be edited and saved If you do not wish to break again at a previous breakpoint enter the following and then enter GO Execute SE
4. DAT using a text editor 4 2 Configuration File Settings It is only necessary to modify the configuration file when the switches noted in 4 1 are changed Actual file modifications should be performed after program setup described later using a text editor etc The hardware configuration is defined by the configuration file BMCONF DAT An example of the file contents follows BANK 0 mapping 0 C0000 1 C8000 2 D0000 3 D8000 BANK x declares the 32 KB to be used by the board as viewed from the computer indicates a comment Parameter definitions are as follows as noted in the comment 0 32 KB from address C0000 1 32 KB from address C8000 2 32 KB from address D0000 3 32 KB from address D8000 Actual board switch settings must conform to the BANK x declaration in the configura tion file SEGA 4 3 Installing Board in Expansion Slot Refer to the manual provided with your computer on how to open the computer case and add an option board similar to the interface board Note Connect power cable last Turn off host computer power and unplug power cable before installation Follow the following procedure when installing the board in the computer 1 Unplug the power cord from the socket and remove the computer cover to access the motherboard bus slot Slot covers are generally screwed to the rear panel of the chassis of the system cabinet 2 Remove the slot cover from an unused empty slot Depending on your
5. General Notice When using this document keep the following in mind 1 This document is confidential By accepting this document you acknowledge that you are bound by the terms set forth in the non disclosure and confidentiality agreement signed separately and in the possession of SEGA If you have not signed such a non disclosure agreement please contact SEGA immediately and return this document to SEGA This document may include technical inaccuracies or typographical errors Changes are periodi cally made to the information herein these changes will be incorporated in new versions of the document SEGA may make improvements and or changes in the product s and or the program s described in this document at any time No one is permitted to reproduce or duplicate in any form the whole or part of this document without SEGA s written permission Request for copies of this document and for technical information about SEGA products must be made to your authorized SEGA Technical Services representative No license is granted by implication or otherwise under any patents copyrights trademarks or other intellectual property rights of SEGA Enterprises Ltd SEGA of America Inc or any third party Software circuitry and other examples described herein are meant merely to indicate the character istics and performance of SEGA s products SEGA assumes no responsibility for any intellectual property claims or other problems that m
6. T TRG BRK once you have passed the breakpoint gt SET BM ALL TRG CNT gt TRC SMP END CNT gt GO gt SET TRG BAK Frequently used command combinations have been assigned function keys Refer to 7 Description of Function Key Settings and Utilization concerning their use See the separate Technical Manual for detailed command descriptions 6 4 System Shutdown When finished quit the program and return to DOS Actual input is as follows gt STOP gt Q Confirm that the MS DOS system prompt C gt is displayed In some cases exit may take some time this is not a defect Please wait for a moment Shutting Off the Power 1 First turn the power to the PC off 2 Turn the Address Checker power off 3 Turn off power to the TV monitor etc if necessary This completes shutdown SEGA SATURN Address Checker Operational Manual 21 7 Function Keys Initial function key settings are defined by the FK commands in the BMINIT DAT file File contents can be modified using a text editor to produce optimal settings 7 1 Description of Settings F1 SET F2 BEEP F3 GO F4 STOP F5 BRK F6 VDMP F7 SDMP F8 ODMP F9 SET4 F10 CLR F11 SHOW F12 TRC For setting trigger detection With this setting most recent data is stored in the buffer within its capacity limits If the buffer becomes full due to a large number of address errors erasure and overwr
7. VISION 1 e Setup e Basic Operating Procedure Lye 0 SI Electronics 2 28 16 Shimomaruko Ota ku Tokyo 146 TEL 03 3756 4111 TEL 03 3756 4114 Tech Development FAX 03 3756 5377 Copyright SI Electronics Ltd 1995 All rights reserved Notes 1 This manual is copyrighted by SI Electronics Ltd Unauthorized reproduction in entirety or in part is prohibited by law 2 Our best efforts have gone into preparation of this manual but we welcome ques tions regarding the contents Contents subject to change without notice 3 Regardless of 2 no responsibility is assumed for any consequences of operation Copyright SI Electronics Ltd 1995 All rights reserved MS DOS is a registered trademark of Microsoft Corporation USA Other program system and CPU names are trademarks or registered trademarks of their respective manufacturers SI Electronics 2 28 16 Shimomaruko Ota ku Tokyo 146 TEL 03 3756 4111 TEL 03 3756 4114 Tech Development FAX 03 3756 5377 Introduction This manual provides information concerning setup and basic commands required to operate the SEGA SATURN Address Checker After hardware setup is completed the Address used as a software testing tool using basic commands in accordance with this manual See the separate SEGA SATURN Address Checker Reference Manual Doc ST 254 B 110395 for specifics concerning device specifications and commands SEGA SATURN Address Checker Op
8. al clock and storing saved data The lithium battery should be replaced after approximately one year Use a CR2032 replacement lithium battery The location of the lithium battery holder is shown in the drawing below SEGA lithium battery holder SH2 sub boards Rear panel Q 2 5 o a 9 3 Motion Video Card Installation When installing a motion video card remove the slot cover on the right side of the chassis The cover is secured by two screws The end of the installed motion video card protrudes to the outside so store the slot cover elsewhere The following drawing shows the top of the chassis with the cover removed Itis not necessary to remove the cover to install the motion video card SH2 sub boards Front Rear panel panel power supply Motion video card location SEGA SATURN Address Checker Operational Manual 27
9. ay result from applications based on the examples describe herein It is possible that this document may contain reference to or information about SEGA products development hardware software or services that are not provided in countries other than Japan Such references information must not be construed to mean that SEGA intends to provide such SEGA products or services in countries other than Japan Any reference of a SEGA licensed prod uct program in this document is not intended to state or imply that you can use only SEGA s licensed products programs Any functionally equivalent hardware software can be used instead SEGA will not be held responsible for any damage to the user that may result from accidents or any other reasons during operation of the user s equipment or programs according to this document NOTE A reader s comment correction form is provided with this document Please address comments to SEGA of America Inc Technical Translation and Publications Group att Document Administrator 150 Shoreline Drive Redwood City CA 94065 SEGA may use or distribute whatever information you supply in any way it believes appropriate without incurring any obligation to you 11 2 94 002 SEGA SEGA OF AMERICA INC Consumer Products Division SEGA SATURN Address Checker Operation Manual Doc ST 254 A 110395 O 1995 96 SEGA All Rights Reserved SEGA SATURN ADDRESS CHECKER OPERATION MANUAL RE
10. ction Keys To Exit To quit press F4 to stop execution and then enter Q to quit the BM program When the MS DOS system prompt C V is displayed turn off the power to the PC and then turn off the power to the Address Checker 7 5 Modifying Function Keys Initial function key settings are defined by the FK commands in the MBINIT DAT file Function keys can be modified by rewriting the file contents using an editor Changing the function keys requires knowledge of commands and other issues see the Technical Manual As an example the assignment for the F6 key is described and the method for chang ing the editor used is given The initial settings for the F6 key in the BMINIT DAT file are as follows FK 6 VDMP Yx12Yx19 lt VDMP r Executes commands in the file with this name This string is displayed at the bottom of the display The contents of the specified VDMP file are as follows TDMP 0 100 gt TDMPO DAT write 0 100 lines from the trace buffer to TDMPO DAT file VZ TDMPO DAT 1 run VZ Editor and open TDMPO DAT Another editor can be used by changing VZ to a command which runs the editor It is only necessary to modify the VDMP file to change the editor name SEGA 8 Error Messages The following measures can be taken when an error message is displayed Invalid Statement in Configuration File If this message is displayed correct the file contents referring to section 4 2 Hardware Not Co
11. erational Manual Notes and Symbols Used in This Manual LU 2 ei 5 AA or lt CTRL gt O1 Explanatory symbol indicating a one character space Only used to denote a space when particularly important Explanatory symbol indicating pressing the Enter key carriage return key underline Explanatory symbol indicating a character to be actu ally input from the keyboard ASCII symbol termed backslash and assigned code 5C In JIS code displays Y yen symbol Indicates pressing the A key while holding down the control key Indicates for example NA gt 01 AB 302 NZ 1A 6 Special keys are denoted by lt gt For example besides U the space key may be indicated by lt SPACE gt 7 xxxxH indicates that the value xxxx is hexadecimal 6 Table of Contents 1 Address Checker Equipment List 8 2 System OVervieW o0 ceeecccccceeeeeceeeeeaeeeteneeeceaeeeeeaeeecaaeesseaaeesaeeseeaaaesseesessaaesseneeessaaeegiaeees 9 2 1 Address Checker Configuration 0 ccccccccccecesceeeeneeeeeeeeeeeeeeesaeeseeeeeesiaeeeteneeeds 9 2 2 Compatible PC Types and System Heouirements eesse eeseeee eree eentnnn niana 9 3 Unit Features and Functions EEN 10 Set Fr nt Panel fit ire Ardenne nine A 10 3 2 Rear Panel cae tive aient entente un 11 4 Hardware Settings and Connections 12 4 1 PC Interface Board Settings rrrrrnnnrnnnrnvrrnnnrrnnnnnrvnnrrrnnnnnnnnrrrrresnnnnenerrrenrnnetenn
12. etup is complete store the original floppy disk in a safe place 5 4 Modifying AUTOEXEC BAT The name of the directory containing the Address Checker monitor program and data is registered in the environmental variable PATH and IPATH statements Using a text editor modify the AUTOEXEC BAT file located in the root directory of drive C Add C BM to the environmental variable PATH An example is given below where this is added after an existing registered directory SET PATH C BM Note 1 Denotes an existing directory in the PATH statement Note2 Underline denotes added character string C BM is registered in the new environmental variable IPATH SET IPATH C BM Note Make sure that the main memory has at least 512 KB free This can be determined from the value displayed as maximum executable program size when the MEM command DOS command is executed If memory is insufficient remove any unnecessary resident programs to free at least 512 KB Do not make a front end processor a resident in the memory 5 5 Modifying BMCONF DAT Configuration File Modification of the configuration file is only necessary when the PC interface switches are changed as noted in section 4 1 As described above BANK x declares which 32 KB is to be used by the board as viewed from the computer The four types of x values are given below Actual board switch settings must conform to the BANK x declaration in the configurat
13. ion file 0 32 KB from address C0000 1 32 KB from address C8000 2 32 KB from address D0000 3 32 KB from address D8000 5 6 Completing Setup When the foregoing setup and modification have been completed reboot the computer to make the new settings effective Make sure that there is no floppy disk in the drive and press the lt Delete gt key while pressing the lt Ctrl gt key and the lt Alt gt key Settings become effective when DOS reboots Refer to section 6 2 and subsequent sections regarding basic operations SEGA SATURN Address Checker Operational Manual 17 6 Using SEGA SATURN Address Checker This section describes the use of the Address Checker as a software testing tool When the system program setup has been completed proceed to section 6 2 as the power is already on 6 1 Country Settings Begin with all power to the system shut off Set the DIP switches in accordance with the target country for the tested software The DIP switches are located at the bottom edge of the Address Checker chassis See Figure 3 on page 9 Switch settings and corre sponding countries are indicated below AREA 0 AREA 1 AREA 2 AREA 3 NTSC PAL Japan OFF ON ON ON OFF US ON ON OFF ON OFF Europe ON ON OFF OFF ON Next turn the power on Follow the following procedure when turning on the power 1 First turn on the TV monitor or other Address Checker peripheral devices 2 Next turn on the Address Checker 3 Finally turn on the
14. iting begins with the oldest data Causes the computer to beep upon trigger detection Executes a program game etc Stops a running program Stops a running program upon trigger detection Displays 100 lines of the most recent address errors stored in the trace buffer Displays 1000 lines of the most recent address errors stored in the trace buffer Displays all address errors stored in the trace buffer For setting operation when trigger is detected With this setting a running program is stopped when the buffer becomes full due to a large number of address errors Differs from F1 in that the program is stopped Clears the trace buffer Displays Address Checker operating mode settings Displays trace conditions The VZ Editor for example may be used with F6 F7 and F8 settings These are modifiable See 7 5 for instructions 22 7 2 Using Function Keys to Collect Error Data The order in which function keys are pressed differs with the program check application Example 1 Beep when address error is encountered Press the first key F1 most recent data to trace buffer Press the second key F2 set beep to sound Press the third key F3 execute program Example 2 Stop program execution when address error is encountered Note Program execution cannot be resumed Press the first key F1 most recent data to trace buffer Press the second key F5 stop execution when trigger detected Press the thi
15. n 12 4 2 Configuration File Settings us 12 4 3 Installing Board in Expansion Got 13 4 4 PC Interface Cable Connection uarnnrnrnrvrnnnnnvnnrnvrvnnnnvnsnnvrennnnrnntnnaderenrnnennnenrenn 14 4 5 Country Settings SR 7 14 5 System Program Setup iles 15 5 1 Power up Procedure ss u NN 15 5 2 System Program Description EE 15 5 3 System Program Setup 0 ENEE 17 5 4 Modifying AUTOEXEC BAT EEN 17 5 5 Modifying BMCONF DAT Configuration File isnrrennnnnonvrnnnnnrnnnnnrnnrnnrrnnnnnnnren 17 5 6 Completing Setup messieurs 17 6 Using SEGA SATURN Address Checker AAA 18 6 1 Country Settings 18 6 2 Program Start Up ON HEEN 19 6 3 Game Disc Test Disc Gtart up 21 6 4 System Shutdown t MM iii 21 re GSE DT ete anne 22 7 1 Description of Settings mm ire 22 7 2 Using Function Keys to Collect Error Data 23 7 3 Using Function Keys to View Error Data rrrnnnnnnnvnnnnnnnnvvnrnnnnnnnnrnnnnnnrnnrnernrrnnnnn 23 7 4 Using Function Keys to Exit 24 7 5 Modifying Function Keys ss 25 8 Error Messages eksen adskilt 26 9 Gen ral Maintenance Etes timer ad cree lle atdet 26 9 1 Removing the Cover 26 9 2 Replacing the Lithium Battery 26 9 3 Motion Video Card Installation 27 SEGA SATURN Address Checker Operational Manual 1 Address Checker Equipment List A list of Address Checker equipment is given in Figure 1 Please check to make su
16. nected to your PC through the PC interface cable and the PC interface board A separate PC is required 2 2 Compatible PC Types and System Requirements Please make sure that you have the following in order to run the Address Checker PC CPU Base memory Expanded memory Hard disk drive Floppy disk drive Video board CRT display Operating system PC AT or 100 compatible DOS V machine preferred SEGA TERADRIVE requires Model 3 80286 or higher 640 KB Not required 1 MB or more for DOS V 1 or more with minimum of 5 MB free will vary with use 1 or more 1 44 MB 3 5 inch drives VGA or better Video board compatible display DOS V Installed on hard disk SEGA SATURN Address Checker Operational Manual 3 Unit Features and Functions 3 1 Front Panel 1 2 3 4 5 6 7 8 9 Figure 3 Address Checker Front Panel Cartridge slot cover Remove cover to access cartridge slot A V output terminal The supplied stereo A V cable connects here Expansion COM terminal serial For connecting peripheral devices with communication functions DIP switches Used for setting the target country code for evaluated software Access lamp ACCESS Lit when CD is being accessed Reset button Used to restart game Control terminal 1 CONTROL 1 The supplied SEGA SATURN control pad connects here Control terminal 2 CONTROL 2 For connecting an additional control pad when two are req
17. nnected e Make sure that the Address Checker power switch is turned on e Make sure that the interface board is properly connected to the host machine e Make sure that BANK settings are correct SEGA SATURN Address Checker Operational Manual 25 9 General Maintenance Etc 9 1 Removing the Cover Make sure that power to the Address Checker and connected peripherals is shut off Disconnect all cables Remove the peripheral screws There are two screws on the rear panel and three on each of the side panels for a total of eight 1 Swing up the rear of the cover supporting it at the front end 2 Hold the cover at an angle of approximately 15 so that the protruding section of the CD drive is freed slide the cover about 2 cm forward and stop 3 Atthis point lift the entire cover up vertically until it comes free Screw locations CD drive section gt Front panel Front panel Rear panel When replacing the cover reverse the foregoing steps Mount the cover with the front panel at an angle and slowly lower the rear section Slide the cover backwards so that the protruding section of the CD drive is inserted through the hole in the cover The position of the CD drive can be moved permitting fine adjustment Finally align the rear section of the cover 9 2 Replacing the Lithium Battery Both the commercial version of the SEGA SATURN and this unit use lithium batteries The battery is used for the intern
18. ower up Procedure Follow the following power up procedure when using the Address Checker 1 First turn on the TV monitor or other Address Checker peripheral devices 2 Next turn on the Address Checker 3 Finally turn on the computer When turning off the power shut off the power in the reverse order After com pleting program execution enter the proper command and turn off the power as described in System Shutdown below 5 2 System Program Description SETUP BAT BM EXE BM HLP BMALIAS DAT BMCONF DAT BMINIT DAT BMTITLE DAT ERR IDX ERR H MAN IDX MAN DOC ICE HIS TRGMAP DAT Simple batch file for setup Sets up a BM directory in the root directory of drive C and copies all files except SETUP BAT to the directory The main Address Checker monitor program A help file System alias command file Configuration file defining Address Checker host machine connec tion data See section 4 2 Configuration File Settings for details Current settings are as follows BANK 0 mapping 0 C0000 1 C8000 2 D0000 3 D8000 Initialization command file for Address Checker startup Com mand abbreviated forms and function key initial value settings are defined in this file Portions of the file can be modified to desired settings Follow comment instructions and modify only modifiable sections Contains copyright message displayed at startup Error message display index file Error code defini
19. rd key F3 execute program Example 3 Stop program execution when trace buffer is full Press the first key F9 stop when trace buffer full Press the second key F2 set beep to sound Press the third key F3 execute program Example 4 Start address check at a desired location Press the first key F1 most recent data to trace buffer Press the second key F3 execute program Run game or other program to desired location then press F5 Press the third key F5 stop execution when trigger detected 7 3 Using Function Keys to View Error Data The following procedures are suitable for use when an address error is encountered Example 1 Press F6 Runs VZ Editor so that 100 lines of new data in memory can be viewed Example 2 Press F7 Runs VZ Editor so that 1000 lines of new data in memory can be viewed Example 3 Press F8 Writes all address errors stored in buffer to a file which is then displayed in VZ Editor The file size can be quite large when there are many address errors this requires sufficient disk space and can take some time After error data has been collected continue the check If new error data is collected press F10 to clear the trace buffer Be sure to rename the data file default is TDMPO DAT with a suitable new name If this is not done the file will be over written during subsequent operations and previous data will be lost SEGA SATURN Address Checker Operational Manual 23 7 4 Using Fun
20. re that you have parts 1 through 9 1 Address Checker 1 Custom SATURN board providing Address Checker functions are pre installed 2 PC interface board 1 Installed in host computer expansion slot for Address Checker connection 3 PC interface cable 1 Dedicated cable for connecting the PC interface board to the Address Checker 4 Control pad 1 Exclusive control pad for the SEGA SATURN 5 Stereo A V cable 1 Dedicated cable for connecting a television 6 Power cable 1 Plugs into the Address Checker chassis 7 Floppy disk 1 Contains Address Checker control command software 8 User s Manual 1 Describes setup and basic operations 9 Technical Manual 1 Describes Address Checker specifications and monitor commands The utmost care is taken in packaging However should you find that any parts are missing contact your local Sega technical support representative 4 Control pad 2 PC interface board iF 320 3 PC interface cable 8 User s Manual 6 Power cable p 5 Stereo A V cable 7 Floppy disk 9 Technical Manual Figure 1 Address Checker Equipment List SEGA 2 System Overview 2 1 Address Checker Configuration The following system configuration enables the unit to perform address checking Host computer JC Address Checker PC interface cable Application software Figure 2 System Configuration As indicated in Figure 2 the Address Checker is con
21. tion file Manual display index file Manual file History file File defining trigger detection condition address map SEGA SATURN Address Checker Operational Manual 15 In addition to the foregoing other files useful in operation are provided Descriptions follow SET 1 SET BM ALL TRG CNT TRC ALL END CNT SET 2 SET BM ALL TRG CNT TRC SMP END CNT SET 3 SET BM ALL TRG CNT TRC TRG END CNT SET 4 SET BM ALL TRG CNT TRC SMP FUL STP END BRK SETALL FK 11 SET TRG BRK r FK 12 lt SETT Yr FK 13 lt SET2 Yr FK 14 lt SETS Yr FK 15 lt VDMP fr FK 16 lt SDMP fr FK 17 lt TRCST r FK 18 lt TRCGO r FK 19 lt SHOW fr FK 20 lt CLR Yr FK 21 SET TRG BEEP r _TRC SHOW CLS SET TRC BB TG VDMP TDMP 0 100 gt TDMPO DAT VZ TDMPO DAT 1 SDMP TDMP 0 1000 gt TDMPO DAT VZ TDMPO DAT 1 ODMP TDMP gt TDMPO DAT VZ TDMPO DAT 1 BEEP SET TRG BEEP BGK SET TRG BRK CLR TRC BMINIT DA My ICE SH initialization command file prototype for reference BMINIT ORG Initialization command file original for reference TRGMAP D Address Checker trigger definition file prototype for reference SEGA 5 3 System Program Setup Insert the floppy disk in floppy disk drive A Enter the following at the system prompt C gt C gt ard AN gt setup Once the procedure has started follow the messages displayed on the screen When s
22. uired Power lamp POWER ON Lit when power is on 10 10 Power switch POWER Rocker power switch Turn ON by pressing top end 11 Open button Press to open CD drive door 12 CD door Protects CD drive Do not open while CD is spinning 3 2 Rear Panel Figure 4 Address Checker Rear Panel 13 Air Vents Air vents for cooling fan Make sure that vents are not blocked 14 PC interface terminal The supplied PC interface cable connects here 15 Power terminal The supplied power cable connects here SEGA SATURN Address Checker Operational Manual 11 4 Hardware Settings and Connections 4 1 PC Interface Board Settings The board uses 32 KB of the 128 KB ROM expanded memory area C0000 DFFFF in the PC AT memory map This 32 KB is selected using the switches on the PC interface board Switch settings and corresponding addresses are indicated in Table 1 The board is set to a user modifiable area area from address D8000 at the factory Factory settings can be used in most cases Table 1 Switch Settings and Corresponding Addresses video BIOS area hard disk BIOS area expansion board BIOS area PCur cartridge area etc Factory settings If the area from address D8000 to DFFFF in the computer is used by other options or boards change the switches referring to the above chart to select another 32KB area When making the changes it is necessary to modify the configuration file BMCONE
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