ICD Ramblo XL Installation And Operation Manual Download | Manualshive

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Summary of Contents for Ramblo XL

Page 1: ......

Page 2: ...An AtariPHOENIX EBook Version 1 0 Rev 1...

Page 3: ...RAMBO XL Installation Operations Manual 256K Memory System for Atari 800XL and 1200XL Computers by ICD...

Page 4: ...d 1200XL are trademarks of Atari Corp Published by ICD Inc 1220 Rock Street Rockford IL 61101 1437 U S A 1986 ICD Inc All rights reserved Printed in the United States of America Reproduction or transl...

Page 5: ...asonable price You will see this carry through with our new RAMBO XL We would like to thank Claus Buchholz and Ron Boling for inspiring the development of RAM upgrades for the XL computers CAUTION Thi...

Page 6: ...This manual is supplied as part of the RAMBO XL package from ICD Inc The divisions of the manual and their contents are as follows...

Page 7: ...hough RAMBO XL actually gives you 256K of memory the 6502 micro processor can only address 64K at one time To add memory and get around this limitation bank selecting is used This method used by both...

Page 8: ...as 130XE or with optional configuration it uses the full memory RAMBO XL uses 256K DRAMS for the computer s main memory and bank memory These state of the art memory chips retain their memory much lo...

Page 9: ...XL piggyback board 3 Jumper Plugs plugged onto RAMBO XL 1 piece of fine hook up wire for jumpers 1 piece of heat shrink tubing 1 installation manual 8 256K DRAMS optional PRE INSTALLATION NOTES Purcha...

Page 10: ...y 800XLs have some or all ICs soldered directly to the PCB If this is the case we strongly recommend you have an expert install this product If all ICs are soldered to the PCB then you will have to un...

Page 11: ...shield together another is between the two joystick connectors and the third is between the power in jack and the channel 2 3 selector switch Some 800XLs have four screws holding the computer board i...

Page 12: ...nd solder the ribbon cable to them Memory Decoder IC we are replacing U27 Also labeled 74LS158 This is a 16 pin IC U27 is to the left of ANTIC and several ICs above it If this IC is soldered directly...

Page 13: ...on the RAMBO XL board marked A D You will solder a piece of wire from these pads to the designated points on the computer board as required 800XL Jumper Wire Connections see Table 1 and Figures 3 4 A...

Page 14: ...ct all necessary jumpers See Table 1 and Figures 3 and 4 Use 30 gauge hookup wire for the jumper wires Solder them from the pads on the RAMBO XL board to the locations on the computer as indicated in...

Page 15: ...ning four screws are across the front and about four inches apart Three of these also hold down the metal shield Remove the computer board assembly from the case Lift the front of the computer board a...

Page 16: ...le table 2 to determine which jumpers you need to run and how to set the jumper blocks for your computer Most 1200XLs have the C012296 ANTIC and will use the first setting JP1 JP3 are the jumper plugs...

Page 17: ...the 1200XL installation Remove the 64K DRAMS and replace them with your 256K DRAMS These ICs are very static sensitive so make sure you are grounded while moving them around Remove the old DRAMS with...

Page 18: ...ight pin 16 Slip the shrink tubing over the pins to insulate them and carefully heat the tubing just enough to secure it from sliding back off the cable Plug U23 back into its socket with the ribbon c...

Page 19: ...th the BASIC XE extensions RD260 COM supports the BYTE Magazine upgrade which uses 32K banks RD260 COM will not work with any other memory modification SCOPY our new high speed sector copier now suppo...

Page 20: ...mputer Banks 4 15 may be selected to appear at a window from 4000 7FFF when RAME is clear logic 0 The function of each bit of the PIA port B is as follows These bits select the RAM bank to appear at t...

Page 21: ...NMI and IRQ interrupts NMIs may be disabled by setting D40E NMIEN to 0 Make sure that you reset it to EO after disabling the extra RAM IRQs are disabled by the SEI instruction and enabled by CLI Keybo...

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Page 23: ...pgrade We have had bad luck with OKI DRAMS SpartaDOS Construction Set If your dealer does not carry our SpartaDOS Construction Set it can be ordered directly from ICD Inc for 39 95 plus 4 shipping 815...

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Page 27: ...warranty lasts or do not allow the exclusion or limitation of incidental or consequential damages so the above limitations or exclusions may not apply to you This warranty gives you specific legal ri...

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