Atari 800 XL ROSE Field Service Manual Download | Manualshive

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Summary of Contents for 800 XL ROSE

Page 1: ...800 XL COMPUTER ELD SERVICE MANUAL FD1C07 40 REV 01 FEBRUARY 1994 ...

Page 2: ...splay Processor I Pin Assignments 1 5 GTIA Pin Assignments 1 7 l t POKEY Pin Assignments l 1 7 PIA Pin Assignments l 1 J Power Supply Pin Assignments l IO 1 9 SIO Connector Pin Assignments 1 12 I lO Controller 3ack Pin Assignments 1 13 l l 1 Cartridge Connector Pin Assignments 1 14 1 12 FBI Conne tor Pin Assignments 1 15 SOOXL Computer Iv Field Service Manual ...

Page 3: ...gnostic tests available for diagnosing ROOXL problems o SYMPTOM CHECKLIST Failure information to aid the technician for a rapid dJagnosis of SOOXL problems O ASSFMRLY DISASSEMBLY Assembly Disassembly Insinictians O SCHEMATICS AND SILKSCREENS AND PARTS LIST Electrical drawings and layouts of the 800XL Printer Circuit Board and a list of the parts used o SERVICE BULLETINS Section to be use for Field...

Page 4: ...rial input output SIC jack ttie PBI thr RF jack the monitor jackj the channel 2 3 switch the poy r in jack and the power switch On Off The console his a 3 1 stroke 56 key alphanumeric keyboard that includes spcciaJ characters and controls space bar four fimction keys HELP key and power indicator The function and HELP keys ate di c jssed below FUNCTION KEYS 1 RE5ET Interrupts and restarts the opera...

Page 5: ... the micjopf ocessor to directly address t lK memoTY locations The eight line data bus provides the communication and data path between the fif ctianaJ modules The power is provided by an exlernal power supply and rouied throughout the console Th A1B I Cat tfldft I Ta Jofiikk PfttMicft etc CarlrMl BASIC f OU 1 Cnntiolkr Poru OfiVf lUnf AOU Ta DU Pr t f CPU CkculiTf Clrctilu yJ PcDCEuInf Orciiiry 1...

Page 6: ... connrctor and RF cable Coirifosi le Video coTTif jie lurninafvCj and aiidio lignah to thr rr onHDf arrive from a pjn DIN monilor jack on the rear panel Powrr On Off 5 conUolled by tJ e ON OFF switch on th rrar paneU C BOW itlt Trtt ti bU AP I BMIC C t ConTToJ ComroJUr POT Control ICcr xi rd Scan Krj romrS Art r C n TeJ L n i 4WK CPU jfto Otn IlLm Is S01IC iBA51C ROM UptDlAX CirtulirT Cku ti p V i...

Page 7: ... MMU Driay Line o Parallel u rmrrfrice PBl 650 C CPU MrfToDforg sor The 6 02C CPU microproressor f ont ins rrgHtcr I g interronnf ctioni arithmetic logic contrni logic and 11 rerognizrd operaTJon rodrs The characteristics of the microprocessor inrlude O RyTe orientrd strijctiire o I 51 oprc 1es o Drcimal ar d binary arithrr efic nindri o irven addressing mcxies O Trvie indrijng o Stark pointer o T...

Page 8: ...a Bui 11 3 Catx But FIED 3 V Data Bus 3 l DaU Bus 3 DatA Bui 3 Data But sy 3 Di Data Bui m 3 or Data Bui a 3 JOS Address Bui 3 Address Bus 9 3 MS Address Bui a 3 AO Address Bui a 3 Ground Figu e 1 3 6502C CPU Pin Assignments Alphanumeric Television Interface ControHer ANTIC The ANTIC Display Processor is a cmtofn display microprorr wc with an instruction set customized for grapliics gcT eration It...

Page 9: ... c3 a Arfr ir Adl Addr Addr Adrir Addr B a BuJ Bin Sua FigiiTc i f ANIIC Dbpla Proc or Pin Assignments Graphic Television Interface Adaptor GTIA The GTIA Inlf rfaces with the ANTIC procri or on one side nd with the video summation rircuitry on the other Its primary tasW is to gmerate color and luminance signals from the bit stream it receives from the ANTIC Display Processor It aiso processes he F...

Page 10: ...Line T3 30 2 PSa 2 Input SjT 2 FOO CTocJr Out St 22 OSC 0 r L aiar tnput 52 27 V TC Pc i S3 26 HALf HALT PAL 23 C5YNC Output S nC CADJ 2 LUM 2 Luinina x 2 Critpiit ANQ 23 LUM 1 Lufninanco 1 Output ANl 22 LUM J LajmLnanco OxrTpirt AN2 20 21 COL Color Figure N5 GTIA Pin Auignmcnti POT KEYboard IntcRrated Circuit POKEY The POKEY Is m custom Large Scale Integrated circuit LSD chip It ij u ed for sudio...

Page 11: ... krI 2 5TD 23 KO 22 in 21 kI Au 1 0 Out Addr 3 Sdir r Bin Addrr q_ Chip S J Giip SrrJJ CtJtpuT Din S riaJ CetpurCToci K rybaajd Rcspon ScriaJ Input Cat KcYteju d Sc in Kcytioird Scan Kc rbo ni Scan Figurr 1 6 POKEY pin assignments Pgripheral InTerface Adaptor PfAj The PIA S a general purpose Input Ootput 0 chip It monitors the X Y controller interfaces and the 510 control line In certain apphcatio...

Page 12: ...X 8 ROM Thli Is equivalent to having an Atari BASIC cartridge permanentJy plugged into the console Any cartridge plugged into the computer takes precedence over the buUl ln BASIC DRAMS The SOOXL Dynamic Random Access Memories DRAMS consist of eight 6 fK X 1 DRAMS MEMORY MANAGEMENT UNIT MMU The memory management unit MMU address decoding circuitry consists of a PLA Programmable Logic Array LC one 3...

Page 13: ...put jack J2 accepts the composite video ar l the composite luminance signals from the GTIA video summation circuitry and the amplified mor o airaI audio signals from POKEY 32 then transfers these signals directly to the input of the video monitor via a 5 pin DIN monitor cable L The output signals have the following characteristics Min Voltage Max Voltage Composite Video 750 MV P P I V P P Composit...

Page 14: ...bits ol serial data LSB is sent first preceded by a logic 7 ro start bit and icre drd by a lo ic one top bit The serial data out is transruitted or received as positive logic Jhc serial data out line always assumes its new state when the serial clock out lir c goes high Ck ck out goes low in the center ol data out The bus protocol specifies that all commands must originate from tfie computer and t...

Page 15: ... SIO i cnr e tor to J2 IL 13 1 Clock Injxrt S Motor Cor trol 2 Clock Output 9 Proceed 3 Data Input 10 5 Refldy ft Ground I I Audio Tnput 5 Data Output 12 Not Connected 6 Ground 13 nterrupt Command Figure 1 9 SIC Cwmrctor Pin A i nme nts KEYBOARD I NTERFACE The keyboard has 55 alphanumeric key iT r ijding f ciai ch r rter rind rontrois a spacebar which interface thru U2 and U25 Keyboard Sense Scan ...

Page 16: ...meter Input Figire I IO Controller lack Pin Assignments CARTRIDGE INTERFACE The cartridge inlerface connects cartridges to the computer with a 30 pin connector The Atari 800XL has Revision B of Atari BASIC built in This is equivalent to having a BASIC cartridge permanently plugged into the coasole When any cartridge is plugged into the computer it takes precedence over the built in BASIC This is a...

Page 17: ... Al AS A0 A6 COW 5 OLE BOTTOM 04 05 02 D D0 06 5S 8 10 12 H L 11 H 5V 13 ROS 14 XZtih 15 H P A7 A8 A9 A12 D3 D7 All fllO R W I OP Figure l IK Cartridge ConncxiTor Pin A si nn cnli 80OXL Computer Field Service Manual 1 11 ...

Page 18: ...DO Dl D GROUND CND rH E 3 CLOCK OUTPUT M7 N C RESERVED rNTpRRurr R que 5T input tnq N C Rr_5 RVEn fifC RESERVED rrrniw AnnPT ourruT oy Mf TM PACK Dr Ani iNrr rr Mrp ORonrJO CND AjT iiQ fH Aunro I 3 J 7 It 15 13 17 21 a 73 2 25 a Si 33 33 37 3 M i 10 12 1 s 70 o D 3 i 53 as EXT5EL frxTFRNAL SELECT A APDRFS5 OUTPUT A3 tAnnRE55 OUTPUT A3 tADDRE5 S OUTPUTI CND Al ADDRtSS OUTPUTI AlO ADDRESS OUTTUTl Al...

Page 19: ...t fr Tirr aNow mTnirr al Irsttng of ihr fnllnu in rornjviMf n s o MrfTiory RAM ROM and ANTIC o Af Hio Visi 0 ANTIC GTIA and POKEY o Kpyhoflrd POKEY Jind ANTIC NOTE Prmov any rartridg from the unit To rfil rf the tr tmp TJ nr prr T Dd f oM K OPTION l r hilc tf rrn c r ri lufnrd on The Sell Tp5 menu crrf n J iM ipr ar Tn rxjt thr tr t pr S th SY TFM RTSflT Ury it J tc R ady prompT x ill NOTE TT T lr...

Page 20: ...The MEMORY TEST continues testing until either tt e HELP or RESET key is pressed NOTEi RESET Is used to exit a test the OS will retun to K tc not the Self Teal You must then press and hold OPTION and power up the console as before AUniO VISUAL TEST Purp sei To lest the ANTIC and POKEY chips Formatt The screen displays a music staff ar d treble clef A sequence of six tones 90iJnd and the correspond...

Page 21: ...All of the Self Tc l are executed one alter ar oiher until rither the HF LP or RESET key is pressed NOTE When ALL TESTS i exeruting the MEMORY TEST and the AUDfO VLSUAL TEST eicit afier one complf te test cycle KEYBOARD TEST during ALL TESTS is software cor tfo ir d No operator input fs required SUFERSALT T ESTING For SuperSALT testing prof edires rclef lo SupcrSALT Technical U rr s Manual IP N FD...

Page 22: ...tive open components on JC line Isolate and replace Defective st orted coTipor ents IvDlaic and replace on 5A B and or C lini Defective shorted LSfs and or ICs Isolate and repair Black Crcy Screen YI Q8 9 C109 TrDiiblc5hoot the clock circuit and replace defective component ftrd Brown U2 7 ZO 21 23 26 30 U2 5 U 19 28 30 Isolate and replace defective IC Isolate and replace defective IC BlL e screen ...

Page 23: ...ches Will Not Fi cton UI7 Keyboard Cable Repair or Replace ROM Test Failed RAM Test FalJed Video or ANTIC Stress Fall U2 U U2 3 9 16 18 19 26 30 U7 Repair or Replace Verify ANTIC is Rev E Rep or Replace F Repair or Replace CPU Teit Fail 2 Tay Clock FalM ExtefT al Audio CTIA Fall YI QS Q9 US Jl U22 3 Ul U17 Verify X5 MHz osc frrqi irTicy Repair or Replace Prp if iM Replace Rppair or Replace Rcpl Ke...

Page 24: ... c5sary Voltage MC Q7 LI I U2 Repair Of replace PIA Poru V2 C2S 29 C82 92 Repair or replace LI 9 22 510 Port L122 U23 C75 8 Repair or replace Trigger Lirws UI7 t23 L30 C96 C97 Repair or replace POTLir U22 LI 5 18 C7l 7 Repair or replace C63 66 Timers U22 Replace 800XL Computer 3 J Field Service Manual ...

Page 25: ... arKJ lay top aiide Due to intninpatjbiljly of pUwtic ho iiifig lo not Lntrrrtian ttjp cr Toitom J o i iriK5 bctvecn units Kc ep the ttotKings which hrlong to earh init viTh that mitp PCBRerrroval n Remove t ie foir remaining screws holding the PC Board O Llit up on the front of the PC Board white pinhing out on tJ e right sirir of the bottom housing player port side until the player ports clear t...

Page 26: ...ver of thii m nijaL Remove them ancJ p ace in this Motion NOTE The sdicmaiic i ft domrttic U K veriioo A U K additioni re shown in dotted boxo READ the notes at The bottom left comer before any troubles hoc ting n f erlormed Thb Sf tJon contains if complete Parts List for the ROOXL BOOXL Cofnp ier Field Scr ice Mar ual ...

Page 27: ...C17 23 63 C19 20 77 PCB A5 cmbly Cartridge CufCfre Shield Top Shield Bottom Modulator Domtstic UMU52 Cap EJcc Aifia 70uF 10V Cap E cc AxiaJ 72uF 1 6V Cap Ceramic Ami OIuF Z5V Cap Ceramic Awa OOIiiF OOVO Cap Ceramic AxiaJ JuF 2 5V Cap C ramic Axhi Oi 7uF 50 0 Cao NVHXsJari d uF 3 V1 Cao Ei Alinr IOij l V C p Ceramic Arc al 6SpF X1V C0f O 97 CA0e 619 COl iJJO C0E 393 C0It IS 02 C01 131 G1 COl MJ Oi ...

Page 28: ...2N3906 R1 IU39 Rcjistor l HW 2 2K R2 7 32 Rcs stor I 1W K R3 3t Resistor l dW 6 2K R4 J9 Resistor l IW 56K R3 Resistor l HW K70K M Resistor l HW 6SK Rt Resistor l dW 5 1K R9 C2 Resistor 1 lW 3 3K RI0 13 1 Resistor lAW IK 37 M3 60 I tO 97 RI3 t3 l Resistor l OW 3K 19 22 31 3 tt 7 73 I 4S IM RL7 S Resistor i tV 2 0 Rll Resistor I 4W IM R33 30 6 Resistor l HW lOK a35 Resistor 1 itW 33K R3 Resistor 1 ...

Page 29: ...or 1 KW 1 5K R1I6 Resistor 1 tW 51 Ohm RNl 4 Resistor Network SIP t70 Ohm SI Swilcft Vertical Power SPOT S2 Switch Channel Select Ul IC Dual Op Amp LM35S U2 IC Decoder 7 LSI 3S U3 IC Mem Mnp Unit MMul B IC UK X 8 OS ROM U U5 IC SK X 8 ROM Rev B U7 IC ANTIC US IC CPU 6502 U9 i6 1C 6 K X 1 DRAM UI7 ICCTIA UIS ICANDQuad 7iiLS08 U19 IC Hex Inverter 7 L5U U20 IC Hex Buffer CMOS CDft050B P irt NwT ber H...

Page 30: ...or 1 1W Ohm XUl SocUet 1C 8 pin XU 18 19 30 Sockft ICdd pin XU2 9 I6 Socket IC ttpin 2Q 21 2J XU3 Socket IC 20 pin XU4 3 Socket lC 2 t pin XU7 8 17 Socket ICCiO pin 22 23 Yl CrystaJ 3 379W5 MHr Part NuTtber CDI229 C0I 795 C0I1336 CO I ft 3 5 C060619 C060t 72 C060it7 C0f0629 COl 38fe OI C014386 O2 C011386 O3 C0lii3W 05 CO 11 386 07 C0113S6 09 C06I090 800XL Computer Field Service Manual 6 ...

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