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Содержание ADM 5

Страница 1: ...ADM 5 Dumb Terminal Video Display MAINTENANCE MANUAL ...

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Страница 3: ...c 1 2 1 4 4 Display Memory 1 2 1 4 5 CRT Display Monitor 1 2 1 5 SPECIFICATIONS 1 2 1 5 1 Send Receive Modes 1 2 1 5 2 Character Format Figure 1 3 1 8 1 5 3 Word Structure 1 8 1 5 4 Data Entry and Overflow 1 8 1 5 5 Configuration Control 1 8 1 6 OPTIONAL FEATURES 1 8 1 6 1 Answerback 1 8 1 6 2 20mA Current Loop on Extension Port 1 8 1 6 3 230 VAC 1 8 1 6 4 Alternate Configuration Green Phosphor Sc...

Страница 4: ...tches 2 2 2 6 INTERFACE INFORMATION 2 4 2 6 1 RS 232C Modem Port Interface 2 4 2 6 2 RS 232C Extension Port Interface 2 4 2 7 INSTALLING THE ADM 5 2 10 2 8 POWER TURN ON AND TURN OFF 2 10 2 9 CARE OF THE ADM 5 2 10 2 9 1 Cleaning 2 10 2 9 2 Inspection 2 10 III OPERATION 3 1 3 1 GENERAL 3 1 3 2 KEYBOARD OPERATION 3 1 3 2 1 Terminal Control Keys 3 1 3 2 2 Alphanumeric Keys 3 4 3 2 3 Special Characte...

Страница 5: ... 8 3 8 PROGRAMMING CONSIDERATIONS 3 9 10 3 8 1 Remote CTRL Operation 3 9 10 3 8 2 Remote Load Cursor Operation 3 9 10 3 9 GATED EXTENSION PORT OPERATION 3 9 10 3 9 1 3 9 10 3 10 VIDEO ATTRIBUTES 3 9 10 IV THEORY OF OPERATION 4 1 DP319 4 1 GENERAL 4 1 4 2 FUNCTIONAL DESCRIPTION 4 1 4 2 1 4 2 2 4 2 3 4 2 4 4 2 5 4 2 6 4 2 7 4 2 8 Display Generation 4 1 Display Refresh Operation 4 1 Monitor Video and...

Страница 6: ...12 Data Receiver and Command Decoder Logic 4 18 4 3 13 Data Transmitter Logic 4 19 4 3 14 Video Blanking and Serializer Logic 4 21 4 3 15 Monitor Drive Logic 4 21 4 3 16 Baud Rate Select Logic 4 23 4 3 17 Interface Control Logic 4 23 4 3 17 1 Code Turnaround Control 4 24 4 3 17 2 Reverse Channel Control 4 24 4 3 18 Attribute Logic 4 24 4 3 19 Program Logic 4 24 4 3 20 Keyboard Lock Logic 4 24 4 3 ...

Страница 7: ... VI REFERENCE DRAWINGS 6 1 6 1 REFERENCE DRAWINGS 6 1 APPENDIX ASCI CODE CHART A I CONTROL AND OPERATORS CODES A 2 ABSOLUTE CURSOR ADDRESSING OPERATION CODES A 3 LIST OF TABLES TABLE PAGE 1 1 ADM 5 Specifications 1 4 2 1 Baud Rate Switch Functions 2 4 2 2 Configuration Control Switch Functions 2 5 3 1 Keyboard Operations 3 5 3 2 ADM Codes for Model 310 Printer 3 9 10 5 1 ADM 5 Fault Isolation 5 2 ...

Страница 8: ... 2 11 ADM 5 Standard Keyboard Operational Characteristics 3 2 ADM 5 Standard Keyboard Operational Characteristics continued 3 3 ADM 5 Functional Block Diagram 4 2 Character Position Layout 5 x 8 Character 4 3 Display Counter Timing for 5 x 8 Character 4 4 Organization of Display Data in Refresh Memory 4 5 Keyboard Logic Timing 4 8 Display Counters Block Diagram 4 10 Row Counter and Offset Counter ...

Страница 9: ...arate cursor control keys DP319 1 1 10 communication rates infull duplex and half duplex send receive modes Scrolling Absolute cursor positioning Variable 9 10 or ll bit word structures Selectable Auto New Line operation Selectable standard RS 232C or 20mA current loop interface with RS 232C extension interface for auxiliary devices Selectable keyboard lock or gated EXTENSION port Optional current...

Страница 10: ...full duplex operation 1 4 2 Input Output I O Port The MODEM I O port is the link or interface that handles the flow of data in both directions between the ADM 5 and the computer In half duplex operation each 1 2 character entered from the keyboard is transmitted and simultaneously routed back to the control logic and display memory for CRT display 1 4 3 ADM 5 Control logic ADM 5 Control Logic inte...

Страница 11: ...OGIC CONFIGURATION MODEM PORT CONTROL RS 232 CONTROL LOGIC OR SWITCHES 20mA CURRENT LOOP n EXTENSION PORT POWER RS 232 SUPPLY KEYBOARD OR r OPTIONAL iOmA CURRENT LOOP L ________ _ Figure 1 2 ADM 5 Data Flow Block Diagram DP319 1 3 I I I I I I I I I I I I HOST AUXILIARY DEVICE ...

Страница 12: ...ters upper and lower case punctuation and 32 control characters 5 x 9 dot matrix including full 2 dot descenders 0 074 inch 1 88 mm wide x 0 218 inch 5 53 mm high 7 x 10 dot matrix 0 103 inch 2 62 mm wide x 0 241 inch 6 14 mm high 7 x 10 dot matrix Reverse image block cursor Homes to upper left of screen Individual cursor control keys Backspace Forespace Up Down Home Return Line Feed Reverse video...

Страница 13: ...rd scroUing of entire display with top of page overflow Auto New Line is switch selectable COMMUNICATIONS Transmission Conversation mode full duplex conversation mode half duplex Control Characters 32 control characters may be transmitted to the computer and or entered on the screen Computer Interfaces Modem RS 232C point to point or 20mA current loop Data Rates 75 110 150 300 1200 2400 4800 9600 ...

Страница 14: ...alf Full Duplex RS 232C Current Loop MODEM Auto New Line ON OFF Odd Even Parity 7 or 8 Data Bits 1 or 2 Stop Bits Parity 1nhibit Bit 8 0 or 1 Keyboard Lock Gated EXTENSION port Secondary Channel Code Turnaround Local 103 Modem 202 Modem PHYSICAL Operating Environment Temperature 41 F to 104 F 5 C to 40 C Humidity 5 to 95 noncondensing Altitude 10 000 feet 3 048 km maximum Power Requirements Standa...

Страница 15: ...d SPECIFICATION DESCRIPTION Dimensions and Weight Width 15 6 inches 39 6 em Depth 20 2 inches 51 3 em Height 13 5 inches 34 3 em Weight 32 pounds 14 5 kg OPTIONS Answerback 20mA Current Loop or EXTENSION port Green Phosphor Screen DP319 1 7 ...

Страница 16: ...d scrolling of the entire display page when the cursor is at the bottom line When overflow occurs the entire display page is scrolled upward one line as new data enters at the beginning of the new bottom line If AUTO NEW LINE is not enabled a CR LF must be sent 1 8 1 5 5 Configuration Control Default conditions for the ADM 5 are established by the selected positions of configuration switches which...

Страница 17: ...I C i 9 5 s 20 2 22 23 2 25 2 1 27 21 21 2A 21 2C 20 2E 2F 30 31 32 33 35 38 37 38 39 3A 38 3C 30 3E 3F a 2 3 5 7 CC 0 E OF 50 51 52 53 54 55 5 57 51 59 SA 5B 5C 50 5E SF 0 61 12 63 IW 85 68 67 68 61 6A 6B 6C 6D IE IF 70 71 72 73 7 75 78 77 78 79 7A 71 7C 70 7E 7F Figure 1 3 Standard ADM 5 Character Format By Ascending ASCII Codes with Hex Code DP319 1 9 ...

Страница 18: ...0 ACK SYN 6 F V f v 7 0111 BEEP ETB I 7 G W 9 w 8 1000 BS CAN 8 H X h x 9 1001 SKIP EM 9 I Y i Y HT A 1010 LF SUB J Z j z B 1011 VT t ESG K k C 1100 FF FS I L I I I 0 1101 CR GS 0 M 1 m E 1110 SO HOME N n V RS F 1111 SI NEW LINE I 0 0 DEL US y I CONTROL CODES USE CONTROL KEY CONTROL CODES IN COLUMN WITH DISPLAYABLE o USE COLUMN 4 CHARACTER KEYS CONTROL CODES IN COLUNM TO PRODUCE 1 USE COLUMN 5 CON...

Страница 19: ...2 B 52 7 EVEN 2SToP ENPR ODD 2STOP ENPR EVEN 1STOP ENPR ODD 1STOP ENPR X 2STOP DISPR I STOP DISPR EVEN 1STOP ENPR ODD 1STOP ENPR X I STOP DISPR 9 111 OR II BIT WORD STRUCTURf BITS 52 6 0 1 2 3 I 4 I 5 6 7 X START ACTI E BITS 1OR 0 C START ACTI EBITS I OR 0 X ACTltE BITS 1 OR Q START I I X START ACTlrE BITS I OR 0 BIT B Q ACTI E BITS 1 OR Q OR START BIT 8 1 I BITS Q ACTI E BITS 1OR 0 OR START BIT 8...

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Страница 21: ...een included in the shipment Contact Lear Siegler or your distributorimmediatelyin the event of packing shortage DP319 2 1 2 Verify that the serial number of the unit corresponds to that shown on theinvoice 3 Check the hardware to determine if any assemblies or screws were loosened during shipment Tighten as required 4 Inspect for dust or foreign material which may impair electrical contact when c...

Страница 22: ... on a different line voltage requires changingcompo ents in the ADM 5 which should be accomplished only by authorized Lear Siegler Maintenance 2 2 Personnel Unauthorized circuit or component changes invalidate the equipment warranty 2 5 2 Configuration Control Switch Settings DIP switches located on the main logic board are provided for establishing the defaultstate of selected system operating ch...

Страница 23: ...L INPUT j 3 VIDEO 24 CL OUT 4 25 CL INPUT 53 5 H DRIVE 6 EOPT GNo 7 KEY 8 EXTENSION RSo232C CONNECTOR 9 15V V 10 GNO PIN NO SIGNAL FUNCTION 1 FRAME GNo SWITCH 54 2 EX IA 3 EX II 4 EXCA STO FACTORY GT 5 EX CI 54 SETIING LK 6 CC I 7 GND Jl GT LK a EX CF REFER TO TABLE 2 2 9 10 IZV 11 EXSA 12 EXSI SWITCH 52 13 14 15 STo I 2 3 4 5 6 7 8 9 10 1 FACTORY OFF 11 12V POWER INPUT SETIING ON 11 ONNECToR un 1...

Страница 24: ...connector pin assignments for the MODEM and EXTENSION ports Figure 2 2 shows a typical ADM 5 application 2 6 2 RS 232C Extension Port 2 6 1 R S 2 3 2 C Mod e m P 0 r t Interface The MODEM port interface is used to connect the terminal directly to a computer modem or data set in RS 232C or current loop application See figures 2 3 and 2 4 2 4 Interface The EXTENSION port interface extends the standa...

Страница 25: ...erface for commu nication through MODEM connector OFF CUR LP Current Loop Selects 20mAcurrent loop interface for communication through MODEM connector 9600 Baud max 52 5 HDX FDX ON HDX Places ADM 5 in half duplex mode Each character is sent to the computer as it is entered on keyboard and displayed on CRT OFF FOX Places ADM 5 in full duplex mode ADM 5 transmits and receives in both directions simu...

Страница 26: ...ay be either ETX or EaT OFF Enables line turnaround using secondary channel Both 53 1 EOTI and 53 2 ETX must be OFF 53 4 22 2021 See Function Only one switch may be active at any time Used 53 5 13 103 to select one of the following methods of commu 53 6 LC LOCAL nicating with host computer 22 ON enables connection to 202 type modem Secondary channel or line turnaround code changes direction of dat...

Страница 27: ...ADM 5 VIDEO DISPLAY UNIT MODEM PORT INTERCONNECT CABLES TRANSMISSION LINES DATA SET OR MODEM INTERCONNECT CABLES LSI 310 PRINTER Figure 2 2 Typical ADM 5 Application DP319 2 7 ...

Страница 28: ... ONLY DO NOT CONNECT MOOEM J6 r rf7 I XMIT 2 7 RCVE 3 RTS 4 CTS 5 OSR 6 OCO 8 SEC XMIT 11 SEC RCVE 12 DTR 20 READ BACK EN 22 V EXTENSIO 20 12 II 8 6 5 4 3 2 I m 7 V Figure 2 3 RS 232C MODEM and EXTENSION Interface Logic 2 8 EQUIP GRD BA SIG GRD 8B CA CB CC CF SA SB CD N DTR SEC RCVE SEC XMIT DCD DSR CTS RTS RCVE XMIT EQ GRD SIG GRD DP319 ...

Страница 29: ...TA 24 Z en HALF DUPLEX J PASSIVE RCVE 23 DATA 25 MODEM J6 EQUIP l RIO 2V GRO XMIT DATA Z FULL DUPLEX 0 ACTive a l RCVE C DATA i Z 0 U Z MODEM 0 J6 IL EQUIP 0 RIO 2V I GRO C w en XMIT DATA 0 w HALF DUPLEX i PASSIVE J RCVE DATA FOX HOX SWITCH MUST BE IN FOX POSITION FOH CURRENT LOOP OPERATION Figure 2 4 Current Loop Interface Logic DP319 2 9 ...

Страница 30: ... display characters unless echo back from the host computer or modem is provided If Half 2 10 Duplex mode is selected data will be displayed only if CLEAR TO SEND ispresentor interface cable is disconnected 2 9 CARE OF THE ADM 5 This portion of the manual provides the required operator instructions pertaining to routine maintenance for the ADM 5 Preventive maintenance procedures are limited primar...

Страница 31: ...MODEM PORT INTERFACE CONNECTOR POWER ON OFF SWITCH EXTENSION INTERFACE CONNECTOR POWER CORD CONFIGURATION SWITCHES O SA SLO BLO Figure 2 5 ADM 5 Rear Panel Controls DP319 2 11 12 ...

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Страница 33: ...symbols For special applications usually at the discretion of the Programmer all 128 ASCII characters may be displayed in Program Mode Control characters CR LF FS etc are written as they are typed and the appropriate symbols are displayed For example CR LF and FS would be displayed as CR LF and FS DP319 3 1 Not Typing at the keyboard always generates codes which are transmitted However in orderfor...

Страница 34: ...release lamp OFF press CAP LOCK again SPACE bar advances cursor one space to the right each time bar IS typed Any character under cursor IS rep aced by a SPACE Holding bar down produces a continuous string of SPACES until released ERASE LINE erases characters starting with the cursor position through the end of the line Erased characters are replaced with spaces ERASE PAGEl erases all characters s...

Страница 35: ...BI May be used by host as a character erase code I RETURN I moves cursor to the first character pOSition In the line containing cursor 3 R II T U R N INumeric I key pad is provided for convenianca when rapid numeric enlries need 10 be made Key pad characlers are nOI affected by I SH IFT I key No 5 key is dimpled II iJ transmits HT character to Host No ADM 5 operationI ICLEAR IS operational only wh...

Страница 36: ...umeric key closure represents simply the character typed Thus a typed y Y or 7 represents a y Y or 7 When preceded by an ESC or FUNCTION code however the ASCII code has an entirely different significance depending upon which special operation has 3 4 been selected These special operations are described under Programming Considera tions 3 2 3 Special Character Keys Functionally similar to the alpha...

Страница 37: ... Main and 3 2 3 Special Characters Numeric Keyboards A 6 Special Characters Main 3 2 3 Special Characters Keyboard with SH IFT 1 7 Terminal Control ICAP LOCK I 3 2 2 Locks unlocks keyboard CAP status ISHIFTI 3 2 2 Lower upper case alpha character special characters and operations ISPACE BARI 3 2 2 ASCII space character on display 8 Cursor Control 3 3 IHOMEI Cursor to HOME position I IJEJE Incremen...

Страница 38: ...paces 10 Data Transmission Control 3 5 IBREAKI Sets BREAK condition on transmit data line ITAB Transmits HT character to host host should place cursor in selected location 11 Programming Considerations 3 6 ICONTROLI ASCII CHARACTER I Generate control codes IEscl Generate ESC code for special functio 1s IPROGI Puts terminal in Program Mode for display of control codes IHERE lsi Transmits identifica...

Страница 39: ... DP319 3 7 on display Erased characters are replaced with spaces CLEAR operates only in combination with the SHIFT key to erase data from the display screen memory to spaces 3 5 DATA TRANSMISSION CONTROL 3 5 1 BREAK Key The BREAK key generates a break condition on the Transmit Data Current Loop and Secondary Transmit lines 3 5 2 TAB KEY The TAB key is used to transmit HT character to host NO ADM 5...

Страница 40: ...2 must be set to OFF In this operation RTS is 3 8 controlled by secondary channel signals instead of turnaround codes on the primary channel ADM 5 transmission takes place when the host raises SEC RCVE Secondary Receive Data over line SB and DCD Carrier Detect on line CF falls to indicate that the host has completed character transmission RTS Request to Send over line CA goes high the CTS Clear to...

Страница 41: ...osition With S4 in this position the CTRL 0 ASCII SI command disables the port while CTRL N ASCII SO enables the port When a Model 310 Printer is connected to the EXTENSION port several control and operation codes used for controlling ADM 5 operations will be passed through the port and affect printer operations also as shown in the following chart Codes will execute the required functions and pas...

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Страница 43: ...acter in the row At the end of each dot row the line counter is incremented and DP319 4 1 the next dot row is scanned out The character row counter is incremented by every tenth dot line to define the position of the next character row The four display counter outputs control memory addressing character generation and many otherfunctions ofthe ADM 5 logic Figure 4 3 shows the timing relationship o...

Страница 44: ...OUNTER LOGIC 131 SERIAL DATA A a lln LOOP 1 2 X IT 1 XMIT CLK DATA TRANS MITIER KCn LOGIC CBUfn 1121 ROM H5 y EO I VIDEO REFRESH LATCHES CHARAC MEMORY TER MEMORY 191 191 191 191 TO MONITOR MAN CURSOR LCn CURSOR LOGIC 1711 DOT COUNT CHAR F DISPLAY COUNTER CHARACTER POSITION LOGIC DOT ROW COUNT CHAR ROW COUNT In ndlcales sheer of logiC diagram on which Ihe logic appears ...

Страница 45: ...t J DOT COUNT 1 DCI 7 o 0 0 0 0 000 00 1 000 00 Z 0 0 0 0 0 8 00 000 00 b o 000 00 000 00 0 0 0 0 0 1 8 j 0 1 a b 0 o 0 0 0 0 CHARACTER POSITION COUNT t 79 CCI 23 Figu re 4 2 Character Position Layou t 5 x 9 Character DP319 4 3 ...

Страница 46: ... AFTER lAST VIDEO I V8LANK LCelK co_____________________________________________________ I 1 L I Li E COL NTER I 111 PERIOD 61r 28USI FREga 6211HZ II 2 Lei lei lC2 __ ______ lC3 I RO COUNTER I 5QYZ OPERAHDN 32_0 PERIOD 211 MS RCI RCZ RCJ RCO FREga 51HZ 3 I II 12 valANK 13 II L VDIITVr U 61HZ CPERATION 27 PERIOD 16 667115 FREga 61HZ RCI RCI RC2 RC3 RCO Q I 2 3 0 5 6 7 8 9 12 13 10 15 16 17 18 19 21...

Страница 47: ... 2 I MAl COLUMN 2 Row a 4 ROW 24 MAO COLUMN 1 8 3 I ROW 7 4 ROW 25 6 1 2 SCREEN ACTUALLY ORGANIZED AS 8 3 31 LINES 64 CHARACTERS ROW6COLUMN ROW 8 ROW 26 1 3 ADDRESS MANIPULATED WHEN COLUMN a 5 ADDRESSING IN ROW 9 ROW 27 1 ADDRESS INCREASES ABOVE 61 THIS AREA ARE 8 5 NORMAL ROW l 1 ROW 2a 3 a 1 Row n 1 ROW 27 3 6 1 ROW 12 3 ROW Z8 4 2 7 ROW 13 3 ROW 27 4 2 I ROW 14 4 ROW Z8 8 3 ROW 15 4 ROW 27 I 8 ...

Страница 48: ...t logic along with character bits read from the ROMs The cursor is displayed as a 7 x 10 reverse block containing the character over which the cursor currently rests 4 6 The cursor position count WCn is used to address the refresh memeory in Write Operation Readback test operation factory test only also uses the WCn count 4 2 6 Keyboard LogiC The Keyboard and associated logic is used to compose da...

Страница 49: ...ation When the selected code appears in the input data LATCHED CODE is set When CARRIER DETECT falls DP319 4 7 figure 4 15 indicating that the remote end of the line has dropped RTS is set RTS is reset when ETX or EOT is again decoded and the logic switches to the receive mode Following a turnaround command no further command will be recognized for approximately 250 milliseconds This interval give...

Страница 50: ...RUE J J I 11 r1 r1 11 n n n I l rJ rJ r rIL 11r 1 LJ ILJ J 11 1 288 Iltl I IL UI DEPRESSED 51 1 HI II Icps 61 1 HI 12 cps SCANNING I DEBOUNCE I NG FOR I REPEATING SCANNING J REPT OR RELEASE FAST CLOCK NOTE iFiEY IS RELEASED DURING D OUT CYCLE IS COMPLE TED BEfORE TERMINATING IF RELEASED BEfORE D OUT CYCLE IS TERMINATED IMMEDIAJELY SLOW CLOCK FAST CLOCK T ...

Страница 51: ... counter DP319 4 9 The eight stage character position counter controls the position of each character on the SO character raster line and controls horizontal retrace time The counter provides a total count of 96 SO counts for character position and 16 count for the retrace The character position counter counts from zero to 79 presets to 240 counts through the overflow at 255 and then wraps to zero...

Страница 52: ...EAR 1 HOME START STARTCLR CLEAR LOGIC LOGIC CLROC START f ON LINEA I LINE FEED I OCO OC4 SELECT ccao OFFSET LOGIC COUNTER I T CR 23 OCLOD OFFSET LIMIT BORROW LOGIC J ROWCLR ON LINE 3 ROW CRQ CR4 COUNTER U LOAD ROW LOGIC ROW R24 31 CR 23 LIMIT LOGIC UPLINE ON LOGIC t CRO Figure 4 7 Row Counter and Offset Counter Logic Block Diagram 4 10 TOMEMORV ADDRESS CURSOR PRESENTATION LOGIC DP319 ...

Страница 53: ...ce Back spacing count down is affected only by a local or remote backspace command BKSP while forward spacing may be DP319 4 11 accomplished by either a character entry a forespace command or a Read operation All received characters will cause a forespace after the character is written into memory except control characters and the three non control characters which follow ESC during a Load Cursor ...

Страница 54: ...RC4 DC3 VIDEO AUTO Nl MULTIPLEXER ESC 2 SEl UP WC I WC6 UP DOWN DOWN COUNTER ClR lD OVERFLOW WC 8 1 OVERFLOW UNDERFLOW WC 80RROW lOGIC CC4 CC7 CC I CC3 WC4 WC8 WC I WC3 COMPARATOR ROWCOG COMPARATOR COMPARATOR CURSOR l IIIL TIMING lOGIC CURSOR U CURSOR po VIDEO MIXER Figure 4 8 Logic Block Diagrams 4 12 FORESPACE 80FlO TO MEMORY ADDRESS CURSOR lOGIC VIDEO DP319 ...

Страница 55: ...24 0 DP319 4 13 Ifthe display has been scrolled onetime data for the top row will be obtained from memory row 2 0 1 1 2 and data for the bottom row from memory row 1 thus it can be demonstrated that all the data in memory will appear to have moved upward on the display by one row after the scrolling operation even though its actual physical location in memory is unchanged The only physical alterat...

Страница 56: ...ACT WCt WCB ERCTR CURSOR CHARACTERCTR CC7 J READ _ SUM lR SUM2R SUM3R SUM4R ADDERS ELJ SUM 1 64 u 4 SUM 1 64 SEL LINE UMIW SUM2W SUM3W SUM4W MULTI ADDERS PLEXER I SUMtPW SUMq W LINE 3 LINE 4 GATES LINE I LINE POSe MULTI MULTI PLEXER PLEXER POS4 POSS Figure 4 9 Memory Address Logic Block Diagram 4 14 CHIPEN A CHIPENB MAl MAl MA4 MA7 MAq MA3 DP319 ...

Страница 57: ... MA3 require no additonal modification since the smallest increment of memory DP319 4 15 allocated to a given line is 16 characters The three high order column terms POS4 POS6 and the four high order row terms LINE 1 LINE4 however must be modifiedto account for the maximum column width of the memory matrix of 64 characters Accordingly the final multiplexor stage uses the column term POS6 to distin...

Страница 58: ...ard Logic Keyboard logic is shown on sheets 10 and 11 of the logic diagram Timing of keyboard logic functions is shown in figure 4 10 The keyboard is encoded by generating the complete sequence of 7 bit USASCII codes at high speed and trapping the code that matches a depressed key The codes are generated continually and repetitively unless a key is pressed This code sequence is clocked at a counte...

Страница 59: ...KEY RELEASED n n J I I KBCIRCUIT RESET Y n n n IL n n n n n rL I L ___ n n IL Il I I ILJ LJ Id 2HH 1 nE DEPRESSED Sri III Id cp t 1 6r1 III 12 CI SCANNING OR REPEATING SCANNING 1 RtPT OR RELEASE FAST CLOCK SLOW CLOCK FAST CLOCK NOTE JFKEY IS RElEASED DURING 0 OUT CYCLE IS COMPLE TED BEFORE TERMINATlNG IF RElEASED BEfORE D OUT CYCLE IS llRM Jm ...

Страница 60: ...he computer The message up to 32 characters long is contained in a PROM device Either the level from the HERE IS key or an ENQ command received from the computer causes the IDENT signal to activate logic on the 4 18 Answerback board Keyboard lock logic sheet 5 permits the computer to enable or disable the keyboard logic The KBLOCK signal is set enabled locally by KEY CLR or by the decoded UNLOCK c...

Страница 61: ...ptical coupler and a single transistor amplifi r driven by the optical coupler If the RS232 CL switch is open the amplifier output appears at the OR logic that furnishes the UART input A third input to the OR logic is data being transmitted from the ADM 5 XDATA and appears in the HDX half duplex switch is closed DP319 4 19 4 3 13 Data Transmitter Logic Data transmitter logic is shown in Figure 4 1...

Страница 62: ...NSMIT I CLOCK LOGIC TRE HEEl 12 L t UNIVERSAL IrRANSMITTERI I THRE RECEIVER RTS EXTENSION PORT CONTROLI 14 BAUD RATE XMIT CLK SELECT LOGIC RS232 CLR TO SEND INTERFACE CURRENT I CURRENT LOOP LOOP LINES TRANS MITTER 1 XMITDATA _ RS232 INTERFACE STOP BITS OPEN 2 BITS t S UA l i l WD LENGTH OPEN 8 BITS PARITY ENABLE OPEN EVEN CONTROL SECTION PARITY INHIBIT OPEN NONE BIT 8 CONTROL OPEN MARK 1 J SHEET 1...

Страница 63: ...of the resistor to act as a sink for an external positive source or a current source for an external negative voltage DP319 4 21 4 3 14 Video Blanking and Serializer Logic Logic that controls blanking during horizontal and vertical retrace time and converts the parallel bit ROM outputs to a serial bit stream is shown in figure 4 13 and logic sheet 9 Horizontal blanking is accomplished by ICC80 and...

Страница 64: ...IZ BLANK V B l A N K 1 CBUF LATCH VIDEO ATTR CHARACTER BITS FROM CHAR GEN CURSOR CIRCUITS REDUCE REVERSE I DC3 ClK po VIDEO SERIAllZER rviDEO CLEAR 3 Figure 4 13 Video Blanking and Serializer Logic Block Diagram 4 22 MONITOR VIDEO DP319 ...

Страница 65: ... pulse rate by 5 16 and 11 respectively and CLK9 is the double clock The double clock rate is divided byflip flops to provide the RECV CLK and XMIT CLOCK signals 4 3 17 Interface Control Logic Interface control logic appears on sheet 15 of the logic diagrams This controls request to send and clear to send communications for the ADM5 DOT COUNTER BINARY COUNTER BINARY COUNTER BINARY COUNTER DCl 3 11...

Страница 66: ...d CARRIER DETECT CF from the modem 4 24 When SB goes low RTS is unconditionally reset figure 4 16 switching the interface to receive data In normal reverse channel receive operation CF is high at this time causing SEC XMIT DATA to rise When the remote end ofthe line raises SB and then drops its RTS and CF the ADM 5 turns on its RTS The ADM 5 will then ignore further commands for a 250 msec period ...

Страница 67: ...DC supply required by the monitor is made up of a type 7815 device and a simple transistor shunt regulator Located at the bottom of the terminal pan is a primary fuse It is an 8 1O amp Slo Blo 115V fuse or a 4 10 amp Slo Blo 230V fuse Schematics of the various power supply sections are shown on sheet 17 of Section 6 4 3 22 ADM 5 Answerback Option The ADM 5 answerback option provides the DP319 4 25...

Страница 68: ... DETECT CF PIN 8 D L TERMINA TRANSMITTING I NOTE DO NOT RAISE RTSUNTIL BREAK I KEY IS RELEASED I I COMPUTER DETECTS BREAK TERMINAL RECEIVING NOTE BREAK WHILE RECEIVING SENDS SA TO MARK STATE I I 1 I IDATAlspACINGI COMPUTER DETECTS BREAK I TERMINAL __ TRANSMITTING NOTE BREAK WHILE TRANSMITTING SENDS BA TO SPACING STATE Figure 4 16 Interface Timing for Reverse Channel Operation 4 26 DP319 ...

Страница 69: ...not supply current external source Received data is inputed on pin 2 and is internally grounded Terminal ground Note that ifthis option is installed and nothingis connected to the extension port the modem port will not operate DP319 4 27 28 ...

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Страница 71: ...n has not diminished Any required mechanical and electrical adjustment shall only be performed by an authorized Lear Siegler service representa tive DP319 5 1 5 3 CORRECTIVE MAINTENANCE WARNING I Dangerous voltages exist within the ADM 5 Observe all possible precautions when taking measurements making adjust ments to the power supply and CRT monitor and when installing removing the CRT 5 3 1 Fault...

Страница 72: ...No Raster 3 Raster No Cursor 4 Six cursors displayed on screen 5 Screen Flickers 6 One or two characters displayed 5 2 FAILURE OR CAUSE No 5V check Regulators Speaker Connection Molex connector Beep logic circuit Monitor Control Board 15 volt filament supply 7815 Reg Bad Connection 5 Volt Regulators T V Swee p signals J7 CRT Yoke Monitor Control Board Bad Connection No Video J7 4 Bad Pot Vert Freq...

Страница 73: ...ky material on key plunger Clean with fine or light oil Bad key contacts RAMS Keyboard inputs KC1 through KC7 XMIT DATA MUX U144 or U128 Recv Buff U126 or U143 Character Gen RAM s Character Gen 15V power supply MDA970 Monitor Control Board Horizontal Linerarity Sleeve Table 5 4 FDX Wraparound Plug or Current Loop Fault Isolation SYMPTOM 1 No Character on Display RS232 2 No Character on Display Cur...

Страница 74: ...he CRTscreen ifnot the logic board is suspect 5 4 ADJUSTMENTS All adjustments in the ADM 5 are associated with the CRT monitor Either a Zenith or Samsung monitor may be provided in your ADM 5 to determine which liftthe cover and the brand will be visible on the monitor Troubleshooting and adjustment instructions are provided in Section 6 for Zenith and Samsung monitor assemblies 5 4 5 5 REMOVING A...

Страница 75: ...s all terminal assignments Note Component level troublshooting of main logic board should be done only by trained personnel DP319 5 5 5 7 REMOVING AND REPLACING THE MAIN CIRCUIT BOARD To remove the main circuit board proceed as follows a Remove external cables from connectors J3 and J4 at the rear of the ADM 5 b Remove all cable connectors from the upper surface of the circuit board c Lift circuit...

Страница 76: ...B 6 Data Set Ready CC 7 Ground 8 Carrier Detect CF 9 10 not used 11 Secondary Transmit Data SA 12 Secondary Receive Data SB 13 16 not used 17 24 Current Loop Transmitter 20 Data Terminal Ready CD 18 22 not used 23 25 Current Loop Receiver RS232 Extension J4 1 Equipment Ground 2 Transmit Data BA 3 Receive Data BB 4 Request to Send CA 5 Clear to Send CB 6 Data Set Ready CC 7 Ground 8 Carrier Detect ...

Страница 77: ...NAL Low Voltage AC Power J5 1 2 Input to 5V DC rectifier 3 Input to 15V DC rectifier 4 Ground Monitor Low Voltage 1 2 Input to 15V DC rectifier AC Power J1 3 4 5 Ground Monitor Interface J2 1 Ground 2 Vertical drive 3 Video 5 Horizontal drive 6 Ground 9 15 V D C 10 Ground DP319 5 7 8 ...

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Страница 79: ...wings include the schematics wiring diagrams and miscellaneous reference drawings as listed below Assembly drawings and parts list are contained in Illustrated Parts Catalog DP 719 Drawing Title Family Tree Wiring Diagram Schematic Main Logic Board Configuration Control Switch Setting Zenith Monitor Samsung Monitor DP319 ADM 5 Assembly 132324 Rev A 132327 Rev A 132322 Rev E 132329 Rev B 6 1 ...

Страница 80: ...D 12 14 S I INAME PL ATE I U f t _ ____ I_ I t g ItI RWI 1 cntl1R NO I DIM IN H 4CHES OR f J lOIfR NC S X11 1 1 _ 1 __ XXaOl rH U hfi If A 5 r 4Il1 1 A l lle A lt LEAR Sill 0 INC 1 1 f lh 1 AI r III 1 Ii i DR WIN BREAKDOWN ADM 5 l iiI tUl rUY UG NO Art j I V 1 jU 1 unPl 1i MAV 8r OlPfIlWI AUIHOJ llln 8Y CON rT TH Si 3Z A CAW LS I il hS tr O r l rs t A I PO i L nh C iJ I A _ iif IIJn ID lfD n tlr l...

Страница 81: ... 5LO BLO nl E Z IO VPC 4 AMP SLO BlO rllSE NOTE UNLE OTHERWISE SPEC IF I D yeLLOW VltlEO 81 I 5 BLUE HO R I e t I4 rh t 113 13Z oOO ADM 5 ASSV 13Z OO l lll Z300 DASH INEXT ASSY USED ON NO APPLICAliON C B SSi S 9 II J HI MO II TIJ R II rl I 51 Z 1 THitU I I S8r A TH U L J4 EXTENSION PORT OOE PORT I t r I r J 01 COVER AS5Y I30Z1 3 tSa LEAR SIEGL R INC OATA PHOUIII IIIVI ION ANAtfllM A ll l U HIU WIR...

Страница 82: ... ASSY 132l O d 2 Ilxxxx DEF INES HEXIOEC IIIAL ADDR SS 5 CAPACITOR VALUES ARE IN MICROFARAOS CHAR PROII 1I0NITOR 4 RESISTOR VALUES ARE IN OHIIS 67 1 4 VIDEO DRIY a DCl AHR lOGIC YIDEO 8 PREFIX DEVICE TYPE lITH 14 ClX SH9 16 XAIIPLE 14LS 161 e DEVICE DESIGNATION INDICATES LOCAl ION EXAIIPLE U1 KEY80ARD KCI T T DEVICE POWER PINS ARE FOR 14 PIN T GNDI 14 TSI KBClK 5HI FOR 15 PIN 8 IGNDI 16 511 FOR 18...

Страница 83: ...61582 6A3 1A31 o QO 0 QO 16 CC7 I1C3 8021 lO CRY lO CRY ENP ENP ENT ENT 284 12CII 2A21 lC3 TOdl 12821 lC 4 3 J OT 5 CC3 15A3 1A2 183 PillS IS 12CII HIGH2 CHARACTER lINE COUNTER COUNTS RASTER lIIa 9 13 lS2111 I1C31 ClEAR4 lC 20 3C4 9821 Cl U131 lC I 19821 Cl U46 CI CI QA 0 QA QB S B QB lS161 QC II 6 C lSI61 QC J 0 QO 0 QO 8 RCGAT 9 lO CRY 15 1ci1 9 lO CRY ENP ENP HIGH3 ENT I ENT 3C3 lS 4 R5 lC3 12A...

Страница 84: ...3 1m DATAl 16831 LS HIGH2 2CI 31 STlS9 I 6 RSlS9 2 303 ROWCLR ClCI 0cL00 138II ONLINEA DC 15A4 5C4 3CI OC4 UB II ONLINEA 5 4 16831 oATA2 15 16B3 DATA3 I 16831 oATA4 __I 683 DATA5 1 1 r 13D3I ROWClR CR M 3C4 P Q Ii 6C4 J 3DII U61 C lSIIp m KClQ 1394 15 1A4 U32 8 OCLOO 8041 Ii j L II 4 2 A QA 8 Q8 C LSI61 QC II o Qo 7 LO CRY II ENP ENT t lS2 5 U42 U41 8031 START 6__9 8 LFI 6C I I LF 3 1 jA I l 4C31 ...

Страница 85: ...1 113 _ r I I 1 r 2CII HIGH2 OSQ 9 D I I I UI53 II U 11 I I 4il LS211 2CI LCCLK f C I 893 neT 2 6 lOCO 13 U94 LSr B 8821 ESC2 3 12 II l j I 88I XCLK 13 U8 48 I I 0vRFI 0 0 ICBORI I 4B II UNlJRF O IT 12 lSII8 S03 START U94 60IlHliiZ 6 ffiI LSII 5 I C4 I7C4 ClEAR4 J U92 5 4 UP U66 582 I 7 21 un ON 783 U43 4 6CII CR 13 o c12 C R LSIIS 6831 OATA5 r t 28 Y2 1 WI4 15 A QA 3 III 8Wc sif 2 S j5 II I 8 QB ...

Страница 86: ... 482 We4 t IA U84 LINE3 1582 12e2 ee4 18 5 AI II SUMIR 15 2 IH2 IVC5 2 YI 4 POS4 6 81 12C2 Ce5 28 3 A2 12 SU 2R 15C2 4AI we6 4 3A Y2 1 POS5 2 I 14 82 U41 131 4 SU 3R 503 2C2 CC6 38 LSI51 9 POS6 A3 I3 6 4A Y3 15 83 LS283 l SUM34R IIDII rmm 48 12 A4 I4 r1 U44 U5111 S Y4 lL SELLINE II LSlll8 13 P 1 84 9 SUlA5R 121 II SU 345R 1503 G 5C2 502 2 C f C4 IA LSl2 5CI LINEI 3 18 UB2 5 2A YI I 5CI LINE2 6 28 ...

Страница 87: ...UMN2 1601 OATAU RINTOH cae4 682 1iIT LS27 e liiiliiiiiJ t I 12 LF 13CII 682 XX2 rTJd L i77 IIA I 11104 UI26 I 13102 LSI73 1l4111t I I OATA7 14A4 6C4 IIB4 J U92 I 121M I 1 II OATA6 4UI Q2 t I ItElal 78 OATA6 14A4 6C4 9A4 OATA6 1385 483 fiC4 9A41 Q I LS 4 UI 6 DATA4 16C21 12 LS42 112021 lNfERP 13 0 14 C I 111 A4 30I 385 6C3 682 5 6C2 602 483 983 15C4 I OATA3 1301 383 483 883 I OATA2 1383 51H 4C 3 9A...

Страница 88: ...I Re4 10 8 U8 6 10 8 10 8 7 A B 10 8 13B2 eRI 8111 382 eR2 81 3B2 eRI 82 382 eR 83 U96 b 382 2 LoweD CIOII START 281 RC LS86 8102 J Q UII C CCI LSI 16 K Q 12C3 2C2 CC i ID I 2C2 CC4 1111 281 CCI 9 l5V RI9 IK 12 HORJVE LSIII8 IH RlZONTAL DRIVE I II A 12 13 AI U I 102 IS AI LSI6 4 3 10 8 10 8 2 10 8 10 8 9 10 8 10 8 II 8 14 81 I 82 83 18 12 105 _9_ II lU2l LST4 IJ CURoET 182 482 le4 108 4CI lei 4102...

Страница 89: ... 1 ClK 4B41 un 12031 ce8 A 4 n_ _ 601 I ESC lS B I 188 I RSESC I 15e31 ClROC UI41 6021 EPAGE L 12821 CEP LJ 5V lS12 IK 128 I I ERASE I ic lS32 V SS6 IIC I I elE R6 I 4 81 2 8EllNE 3 J S Q 15 BEPAGE 301 8 1 UII2 Cl8 1 8EPAGE US8 202 De2 I C LSII lSlI4 CUROET K Q 6 iEPiGE 81 8821 ITA II 8831 8EPAGE I CLK I A4 C A 1 U39 RSESC RSESCI 8B4 LS 4 II Ul2 ERASHI 582 6A4 802 ERASEf i1 UlI IS U4l1 ERASEF I 9 ...

Страница 90: ... 9031 0101 903 0106 1103 0105 R 2 41 01 3 LSI75QI 7 C8UF6 51 Q2 6 02 2 982 1202 12 03 CIUF5 II 113 Q3 L UI51 13 CK 04 202 OC3 IIC31 0104 114 Q4 CaUF4 1982 1203 t CaUF3 19B2 1203 caUF2 1982 1203 9C3 OIOS I9 S 0102 19C5I 0101 4 01 III 51 LSITS QT 02 112 12 os U42 Q2 liS QS C8UF I 1982 1203 161141 CfjUfT I 1684 I 12C II U 31 IT021 2 LS21 Ulll LCCLK 71 12 VBLANKIiJ LSI RC24 31 J 9f r v1IJEo IIC41 rum ...

Страница 91: ...Bill E1 rn R4 4 7K 0 1 0 1 0 1 0 1 0 1 4 IKEYBOARO I NLVI I JI4S I SHY IZONEILTR I DESCRIPTION 1 DAlE 1m T 12 784 CLEAR RI 0 1 R2 LS293 I A II 1103 KC4 II 8 QA QB QC QO N 19 5 4 8 I KC5 litH u u u u u u u u u u lit u KC6 1IIC IIC3 Ii Ii I Ii Ii I II I I 1 5 Ii 15 I 15 KC7111C4 IIC3 II II 1 11 9 A 8 C llJ T 12 07 13 06 m w 14 Y KEYO ri 05 IIIC I UI41 IlC I LSISI CO 4 U5 04 r KEYOA T 8EJ0GG0E1GB G I...

Страница 92: ...C II U S 4 LSSS 2 1 _LIS 2C II CC J 3 l 111011 GO i U24 LfrYJ6XLOAO 14U3 LSl IJ6 1202 oour L _______ L I I6A21 OOlT I 8 KSOIY IIIA4 1 A31 HIGH4 ____ J I _ I o I 1 I CLEAR KEY I SHFTEN 1 82 COL2 KEYCLR 11182 COL3 v _ _ _ _ _ _ _ _ _ L J F LS II V I II C3 ROW lNVtR f5 INVIIH IIIIU r I R In I KEY L _ 6V I L _ _ _ _ _ I R4t 1i 1I IIA2 LS 2 R4 5 11 UI54 4 1 IIcf L SHFTEN Ille4 r LS 4 5V R46 5 11 I 2 __...

Страница 93: ...4 U139 R37 I I I wr R O 2 5V 1 flV LSI4 UCEN IIIC41 IMODE I KEYS SV 39 r PROGRAM MODE KEY L R40 22K 5 R O I 22K I 6 CAPlOCK I 11C4 mIl3 lSil I I KEY CAPlOCK I 6V UI39 CEP BB41 22K CR 2 N9 4 I OEBOUNCr A U9a Q DELAY l 1 IS B 123 4 Cl OBOlAY R40 4 tiV C32 I TR GGER 22K flIlPf WIDTH 6 01 t5 Jo 51l V ERASE PAGE CR9 IN914 _1 RC R23 HK CI9 33 tin IIV A U31 Q 16 lID I I B 1010114123 CL ONLY 12B2 LCZ IBEE...

Страница 94: ... LS 2 3 29 TRE TRE 15A2 1120 I XOATAS ITRII 24 1202 XDATA4 1 TR4 1502 28 22 1202 XOATA3 TR3 THRE r THRE 1104 1202 XOATA2 21 I TR2 112021 XDATAI 26 I TRI TRO 125 HIGH 3CI 15A2 THRE 18C3 USED ON ANSIER BACK OPT I C I KEYOHA mOCK crImE 1183 KEYCLR U1I1 ITC3 CLEAR4 lB I UNLOCK II D 8 II 203 CC8 LS32 13 tiBI LOCK 12 LSII K QI8 6V r R1 24 1 __ ItU8 1t MCT 2 2 R8 elK R6 12K NOTE INSTALL EITHER RESISTOR O...

Страница 95: ...T ENT UI15 U211 9 2 I I La CLK9 1483 lS LS 2 5V Rl IK 9 ClK9 I 115 114CII CII I 8 IlITTJ I C2 II 0 LS CLK8 3 15 ClK1 4 3 UI39 5 U54 CLK6 5 6 I 1483 CLK8 II I ClK15 6 12 l1 li tmR3 lS Hli e I1C4 ClK4 T _ 24 111 1 2 0 1 1 it o OU8LCLK 3 US1 11503 I C CLK2 9 LS14 6 192 RQ 8AUOCLK 16A4 3C3 HIGH3 I 115021 18AUO RATE GENERA TION I 1O I nu LEGEND SIZE IFSCM NO DWGNO f lIelPT AS IllAY IE OTNEI S AU1HO llD...

Страница 96: ...DY ll3CII N CLOSED CODE TURN J4 1488 DATA TEHMINAL ROY N CC 6 _ __ rtl B1 DATA SET DRY 9 U4 ElCsA 13 U6 J6 INOT USED 8Y DISPLAYI D 8 GSA N II rtl Uitl 12 1488 II IZ CRRDTCT 1488 SEC XMIT DATA CRRDTCT II I CF I 8 I I yJ lS 4 L lI t v I B 4 2 2 2 SW IV I 52 5 8 5 5 3s1 Rtl gm I tI 11C 5V 115C2 12 2 2 lfrS U9 I S2 6 4 1 R5 s U6 J6 113U THRE 6 r I CA UI2 4 6 5 IK ls II8 1383 TRE LOCAL SI IltlC2 s9EN J...

Страница 97: ...IID SIZE I fSCM NO I OWG NO I H n lfT AI AY at OTHl WISE AU HOIIiIlD COIIY ACT HlSl D NGS AND SKClflCAflONSAH THfPlOPUhOfllUSlfClIa l C I98438 1 tr c OS I D NU f T J l __ I ______ I ________r ___ L _ i H APPaU1UI WIlHOUT nEN Pla 5ION ...

Страница 98: ...3 1 7B 5e Fi v 1 36 37 35 I ROWS I RI W I 31 IR22 7 5 C2 35 R2 CRB 35V VA Z IN4 I 3 SECONDARY POWER CI4 33 S V Q3 1 v LOCATED ON LOGIC BOARD LOGIC GND 47 II J K a Ll I ITYP 7 PI ql CTYP 2 PLCSI I 12VDC 6 1 I 15VDC 10 TO 1 I0NnOR 12VDC aO IIUAlV UG ND SIZE FSCMNO I DWG NO lICErT AI IIIAY II OTHERWIIl AUTHOIlllD CON IACT H SI rN I 11 fU IC S I o L C 98438 DATE AI PIIO I I D tW Ie III N N r N r B A I...

Страница 99: ...___________________________________ I L I LINE COUNTER I III PERIOD 617 2eUS FREQ 16211HZ II 2 3 4 5 6 7 LCII LCI LC2 LC3 I ROW COUNTER I 511HZ OPERATION 32 4 PERIOD ZII MS RCI RCI RC2 RC3 RC4 FREQ 511HZ 8 9 II 611HZ OPERATION 27 PERIOa 16 667MS FREQ 61HZ 2 3 4 V8LANK __ J VIDfIVE U II I 2 3 4 5 7 e 9 III I I 12 13 14 15 16 17 i 8 19 211 21 22 23 24 26 I RCII RCI RC2 RC3 RC4 Q ADM5 u L L V8LANK r ...

Страница 100: ...TION SHEE T I 75 14CZ 2 110 1484 J F Nr TIn _1 HUT I D I EOT 15C4 2 E TX 15C4 3 I 14BZ 3 c ODE 151 4 4 300 14 Z 4 ZOZ 1511 5 00 145Z 5 103 5 I ZOO 14e Z 7 Z400 14 Z 8 4S00 14e Z 6 LO L_ J 5A _ ____ _ _ ___ I q 9 00 14f Z 10 Iqzao I IAZ IJIZ8 11021 READ 01 160 5YOLTS S SE C fUNCTIO S E T no IIC21 KCrA 02 150 GND C9DII CBUfT 03 140 m 12DIIXDATA1 04 13 0 XTIlAD IIC II IIC2I ICC6A 06 120 XOAART 12C II...

Страница 101: ...He Jr eli I b JIJ I 3 SI 4 2 Ar E Peo t1E V y MovIJJ A n I JQ UP oF UNLESS CONTR NO LEAR SIEGLER INC r lwlJ SI r sz A S VIIUJE D ROM 111E EAR cf r t1It JAL OTHERWISE CR 1 1 n o Pf ELECTRONIC INSTRUMENTATION DIVISION I Z I J 2 11 A O A r A r r v oF SPECIFIED t I NAHEIM C lIFORNIA9280 0 7 N I c Ie C I n DIM IN INCHES CHK I I r r1liJAl It J 1HS L E F i A lD c e TOLEAANCES GN SWI12 H CONrl6jUR A IION ...

Страница 102: ......

Страница 103: ...SERVICE MANUAL DT2 D12 SERIES DATA DISPLAY TERMINALS ZENITH RADIO CORPORATION 1000 MILWAUKEE A UE GLENVIEW IlliNOIS 60025 ...

Страница 104: ...ately TO GOOD EARTN G OUIID SUCN AS fll CONDUIT nc 1 21 Z2 1 1110 A C TV 12 1 1 71 1501 10 _ UCE TNIS WOII ON EACH lX DSED lInAUIC UT 2 SUBJECT IMPLOSION PROTECTION 1 All Zenith picture tubes are equipped with an Integral Implosion protection system but care should be taken to avoid damage during installation Avoid scratching the tube 2 Use only Zenith replacement tubes SUBJECT X RADIATION 1 Be su...

Страница 105: ... going standard VIOEO 1 OV to 2 SV pop internal or customer supplied 500n contast control for higher input levels Positive polarity for white characters Other polarities are available for horizontal and vertical sync POWER SUPPLY 120V I 10 or 240V 10 customer strappable 47 to 63 Hz or 15V DC at 800 mao max or 12V DC at 1100 mao max BRIGHTNESS CONTROL Internal or Customer supplied 100 Kn potentiome...

Страница 106: ...d through a coupling network consisting of C110 and CR103 The resulting Lock signal is rereceived by one side of a precision astable multivibrator at the 4 emitter of 0103 The astable multivibrator circuit is completed through 0104 and associated circuitry This circuit will act as a free running oscillator until the Lock signal is received from the previous stage Once locked an output pulse is for...

Страница 107: ...IVERT DRWE 0 ose VERT I I VERT AMP OUTPUT I VIDEO I VIDEO I I IDEO INPUT 0 DRWER OUTPUT l YOKE ORIZ I MONOSTABLEI I ASTABLE 1 I HORIZ I I HORIZ I 1HORIZ DRWE MULTW MULTW DRWER OUTPUT SWEEP VARIABLE TIME HoVot J ...

Страница 108: ...w w w c c w Q Z Z z za ZW z 0 Z 1 O a a w 511 1 0 I c 1 0 a 1 Na wO Q a a 0 a S2 S2 S2 a Q 1 wQ a C J x C J a a a 0 w CD CD CD ii 2 3 4 5 e 7 8 9 10 Optional A Horizontal drive signal 15750Hz 500Hz 18 800Hz 500Hz 2 5v to 5 5v Oy 4 0 sec i to _ 40 sec B Video drive signal 1 0y to 2 5v Oy At a horizontal frequency of 15 7KHZ the video drive signal should start 11 microseconds 1 5 sec after the leadi...

Страница 109: ...rol to adjust the regulated B of the monitor to 15V Check for proper adjustment 6 Adjust the phase control to center the video information within the raster The contrast control may have to be adjusted to obtain adisplay of the video information 7 Adjust brightness control for visual cutoff of the raster 8 Adjust external contrast control for desired luminance 9 Adjust focus c ontrol for best poss...

Страница 110: ...I I _ lOIS 1 l1li2 nl 5IlnII t n tel 9 _ 1 to lJ tOn 18 111 1I1111 C1 1 1 IJ 98a d 6 _ 111_ t c 1 1011 01 1 m G1 IG H JI JJ aMI StOll II SAlI 1 1 11111 _ _ alllSntI u IS IGU I aII MI _ SUI tIU 1I m t1o IIUI ze ze WII 12 n _ IS 1 LI IJ I I _ _ IISIIf11 11 _ _ SO lJ tIII I I _ I Sto lUi 11 1111 III _ IlSIIra JI IISISI1l IIIUI U AU n l n a 11M n 1111 ttl _ 11111 LI n I c I _ ICU 11 11 11 1 _ 11 t It ...

Страница 111: ... o _ _ c I ct _ l IN r l Q lL NOA OUI _ r I I c II f V 1 7 aii J j r t 7 r 1 I I I I I I r 1 r c IU I NlllI 1 J _ nl f1 SOf UAIIC fOIl II Q c DII VIOlO OISPl Y IkIlZ IIOR l SCAN fll O _ _ _ r______ L A lIIT L 1 9 I II J ...

Страница 112: ...SM 12DN4KA DATA DISPLAY MONITOR SAMSUNG ELECTRON DEVICES CO LTD ...

Страница 113: ...P N CUSTOMER PIN IONITOH PART SmlBI R DATE Apr 15 1981 SAMSUNG ELECTRON DEVICES CO LTD hJ aG COMPUTER DIVISION ORIGI APP TITLE w S SHIN DESIGN StlIN W s 12 YONITOR E GINEERING SPECIFICATION S JEONG DOCUMENT NUMBER REVISION CHECK 1 c J c L012 12 CJOl D JO DEVICE S 1 12I 4K CUSTOMER CODE LS OO 1 APPD SPEC NO F OIB SHEET 1 OF ii ...

Страница 114: ...toms 1 III IV Figures 1 IV A Timing chart FIG l FIG 2 1 IV B Adjustors connector cabling locations FIG 3 2 IV C Voltage wavrforms FIG 4 3 IV D P C board assy dimensions FIG 5 4 IV E Yechanical dimensions for C R T l2ZB FIG 6 5 IV F Monitor display area FIG 7 6 IV V Drawings 1 V A Schematic 12 monitor 1 V B Components location componr nt side 2 V C Co ponents location copper side 3 V VI Parts list ...

Страница 115: ...n 3 3Kohms shunted by 60PF Rise and fall time 35nano seconds or less Video bandwidth l8MHZ TTL positivI going pulse 4 0Vp p 1 5V Input impedance ore than 4700hms shunted by 40PF pulse width 22 to 30 micro seconds at 16 2KHZ 18 to 24 micro seconds at 19 2KHZ Scan frequency 19 2 0 5KHZ 16 2 0 5KHZ by changing a jumper JPR1B to JPRIC Retrace time Approx 7 5micro seconds TTL ne ative going pulse 4 0Vp...

Страница 116: ...ss than 10 lor adjacent characters Less t rae 20 or any two charac ters on the ntire di nlav field 4 Vertical linearity Same as tor horizontal linearity 5 Display capability 80 characters per row 24 rows D Controls 1 Brightness Internal 2 Contrast External User will supply external control volume and wire 3 Vertical hold Internal 4 Vertical height Internal 5 Vertical linearity Internal 6 Horizonta...

Страница 117: ... 8 Video input 1 9 Vertical input Ground V D return video return I H Input connector Board edge connector Viking 2VK 105 1 2 Amphenol 225 21031 101 Hirose CR8E 20DA 3 96E Or equivalent I Others All components are capable of meeting UL C5A and DHEW requirement CUSTOMER CODE DEVICE TITLE SPEC NO PAGE LS OOl Shl 12DN4KA 12 lon i tor E iG SPE E 018 3 OF I ...

Страница 118: ...t terminal of the printed circuit board edge connector In all cases the output DC impedance of the video signal source must be SOOohms or less 3 VERTICAL ADJUSTMENTS There is a slight interaction among the vertical frequency height and linearity controls A change in the height of the picture may affect linearity a Set the vertical hold control R302 near the mechanical center of its rotation b Adju...

Страница 119: ... completed S DEFLECTION YOKE ASSEMBLY ADJUSTl1ENTS a Raster centering If the raster is not properly centered it may be repositioned by rotating the ring magnets behind the deflection yoke The ring magnets should not be used to offset the raster from its nominal center position because it would degrade the resolution of the display If the picture is tilted rotate the entire yoke b Geometric correct...

Страница 120: ...e pulse of Q404 check of collector and base waveforms of Q403 check of input HO High voltage is obtained To next check item 4 Check respective CRT electrode voltages for normality with a multi tester G2 3S0Y 450Y G4 lOOY 400Y Gl lOOY 20Y K 0 SOY When voltages of G2 and G4 are not obtained Check of CR50l CRS03 CSOI C503 R501 RS03 RS05 R507 R508 R Oq and T402 Voltage of GI is not obtained Check of C...

Страница 121: ...alternating magnetic field near the unit F When power is turned off spot remains Check C502 C503 and CRT for deterioration G Brightness range is abnormal Deterioration of CR503 C503 or CRT Check of voltage of G2 Check of heater voltage Cbeck of Q201 and E501 check of R203 R204 R205 and check of CR502 and C502 H Raster size is small and picture is abnormally bright high voltage is tbnormally high C...

Страница 122: ...ECT DRIVE H 11200 Hz V 80 Hz V RETRACE TIME 828 Sec J __ I HIGH L OW 11 24 aSec 42 S c al HORIZONTAL BL ANKING TIME t V lJ Lf r OOO S 16 TIIIS c 1 I 1234 S C V E RTICAL BL ANKING TiME I 1S 4I11Sec FIG I HIGH L OW HIGH L OW HIGH L OW CUSTOMER CODE DE VICE TITLE SPEC NO PAGE LS OOl S I 12DN4KA 1 ion i tor ENG SPE E 018 lA OF IV ...

Страница 123: ... for incompleteness input signal for normality and power supply return for incompleteness P Picture appears and disappears alternately Check of input signal Check of card edge connector Check of video circuit for poor soldering Check of CRT socket Q Horizontal linearity 1s not achieved Check of L403 C4l3 and Q404 R Vertical linearity is not achieved Check of R305 R306 R307 C304 C305 and U301 S Foc...

Страница 124: ...CHART Ha 16200 Hz Va 60 Hz V RETRACE TIME II S26 Sec I H 1 J I HIGH LOW 22 30 Sec 6I 7 Sec HIGH LOW 0 5 Sec S 5 sec 52 2 Sec HORIZONTAL BLANKWG TIME I V I lJ Lr 16 7 Sec 1 23 Sec 15 Sec VERTICAL BLANKING TIME FIG 2 OJSTOMER COOE DEVICE TITLE SPEC NO PAGE LS OOl S 12DS4KA 12 Monitol ENG SPE E 018 1B OF IV ...

Страница 125: ...PJ fTI I 0 t o Z 0 N 0 Gl fTI L403 H LIN R50 FOCUS o ID 0 Z 1 I I I __ J H DY RSIO INT BRT COMPONENT SIDE VIEW TO DEFLECTION YOKE COIL a a T1 Z GND e r I 2 V DY Rl02 V HOLD f Rl06 V LIN Rl04 e HEIGHT KEY SLOT ADJUSTORS CONNECTORS a CABLING LOCATIONS FIG 3 TO CHASSIS WIRE LENGTH BLACK appro 12 5 ...

Страница 126: ...OF U301 16V I 13V 7V 2V OV PIN 4 OF U301 PINe OF U301 ov I 3V I 260 uSec SV __ J _ _ _ _ OV PIN3 OF U30 0V P N 9 OF U301 v lJ 2 3 V 1 107 v V y lJ rr 0 7V ev_ It ____ E LL __ 0 V 0 V PIN 10 OF U301 PIN II OF U301 PIN 2 OF U30 FIG 4 OJSTOMER CODE DEVICE TITLE SPEC NO PAGE LS OOl SM 12DN4KA 12 1onitor E G SPEr E 018 3 OF IV ...

Страница 127: ... NI 1I I C1 l NlI 050 01 003 Ni IZ I i 1 lI IiCii 1 IQ i _ _ o f fIt _ nr I 1 5 3 55 1 7 I 75 38 I O 2 432 I I COMPONENT SIDE VIEW 3 I H V CaDI r II II 2 1 I r J 2 I I I I I I J I I __ J I r _J I I r J I I L ___ _J 1_ I I I FRONT SIDE VIEW FIG 5 CUSTOMER CODE DEVICE TITLE SPEC NO PAGE LS 001 E 018 4 OF v ...

Страница 128: ...SION 1I1elZsiolf itt PIAl CONYECTlOAl 1911 2 1 CF 00 7 f 1200 f 811S CE7 9f QJSTOMER CODE DEVICE FIG 6 TITLE LS 001 S 12DN4KA 12 toni tor E G SPE 2 90 20 I2Z8Y4 4N II lIN M S N 4olM IZZ l4 4N 31 SfN YlIJ9 t 42 1Y SPEC NO PAGE E 018 5 OF IV ...

Страница 129: ...12U MONITOR DISPLAY AREA r r 8 30 MAX L I 0 10 CUSTOMER CODE DEVICE 5 80 MAX FIG 7 TITLE SPEC NO PAGE 0 10 LS 001 S I 12DN4KA 12 Mon i tor iNG SPEC E O 18 6 OF IV ...

Страница 130: ...or the AOM32 or not The MCB for the 32 must have an extra long cabde to monitor installed TUBE std crt Samsung TUBE Green crt Samsung YOKE Assy Samsung Magnet ring type for yoke QTY 1 AIR LOCATION see breakdown THE ABOVE PARTS ARE FOR THE SAMSUNG MONITOR ASSY ONLY 132509 003 132509 004 Mon i tor Assy wh i te std Samsung Mon i tor Assy Green Samsung ...

Страница 131: ...f 400V poly C410 905366 Cap 16uf 63V bi polar 1 C413 90571S Cap 0 047uf 630V poly 1 e501 905367 Cap 220uf SOV Electro 1 CS02 905437 Cap O Oluf 200V mylar 1 CS03 905368 Cap 3 3uf 50V electro CS04 905719 Cap O Oluf 630V poly 1 C505 908033 Diode IN60FM Germanium 1 CR301 SOS52 Diode U06 Si Iicon 2 CR402 403 8OS022 Diode 1N4007 Silicon 1 C 501 9OS034 Diode 1N4003 Si I icon 1 CRS02 9OS011 Diode 1N4004 S...

Страница 132: ...VAR 1 R306 128533 393 FS Res 39K ohm 5 iw 1 R307 903044 Res 3 3 ohm 5 iw 1 R309 903033 Res 56K ohm 5 iw 2 R310 311 903051 Res 470K ohm 5 iw carob straight 1 R312 128533 683 FS Res 68K ohm 5 iw 1 R313 903052 Res 2 2 ohm 5 iw 1 R314 903053 Res 1 ohm 5 iw 1 R411 903559 Res 82 ohm 5 iw 1 R412 903613 Res 0 5 ohm 5 lw metal oxide 1 R413 128533 333 FS Res 33K ohm 5 iw 1 RS02 901038 Res 5M ohm 2 5w VAR 1 ...

Страница 133: ...at ilL v i L t 1 I i rn t D h Cta _J I 0 I I J I I i I a il If N n i r L i I l 1I _ _ 1 u u oIU o I ILL UNUI _ a 0 _ W I ce c O u t I t v It I r t 41 t 1 I I __ _____J I L ________ l ___________J 1lliJ I l__________________________ ________ __ L J H u IIIY 0 I ...

Страница 134: ...APPENDIX OPERATORS QUICK REFERENCE CHARTS ...

Страница 135: ...V f I II n 31 31 31 54 10 II la I II 7 27 7 7 107 12 7 7 7 0 1 1 1 BEL ETB 7 G W 87 9 W 7 7 I 23 2 7 31 37 7 71 57 17 1a 1 77 III 10 30 50 70 110 130 150 110 1 0 0 0 BS CAN 8 H X h X II 2 21 0 31 51 7251 a 68 lOA 71 1211 II TAl 31 51 71 III 131 151 171 1 0 0 1 HT EM 9 I Y i y 9 25 21 31 57 13 51 61 101 71 12 32 52 72 2 132 152 172 1 0 1 0 LF SUB J Z J z A 10 IA 21 2A 2 lA 7 A 10 101 iA In 13 t 33 ...

Страница 136: ... position unlocks keyboard From Host Only SI ICTRLIO I OF With 54 in GT position disables gated EXTENSION port and passes CTRL 0 through the EXTENSION port With 54 in LK position locks keyboard SUB ISHIFTICLEAR I 1A Clelrs Screen ESC IESC I 1B Lead in for ESC sequences RS IHOME I 1E Homes Cursor SCT IERASE LINE I 54 Starting with cursor position III charactltrs in the line are erased and replaced ...

Страница 137: ...m lElOJ IEScl0 m 1 1 28 2 2 g 29 3 3 GJ 30 4 4 31 ill 5 5 II 32 II 6 6 33 7 7 34 IS 8 8 35 rn 9 9 36 0 10 10 37 d 11 11 I 38 12 12 III 39 m 13 13 rID 40 m 14 14 ill 41 SJ 15 15 rn 42 rn 16 16 rn 43 17 17 K 44 rn 18 18 I 4S rn 19 19 lID 46 E 20 20 J 47 ill 21 21 IID 48 I J 22 22 m 49 II 23 23 50 OJ 24 24 rn 51 r ml 2S rn 52 26 III 53 I ESCI 9 27 0 J S4 A 3 4 POSITION ROW COL 55 56 57 58 59 60 61 62...

Страница 138: ...ADM 5 Dumb Terminal Video Display Maintenance Manual Drawing Package Contents Schematic Diagram 132322 Wiring Diagram 132327 DP3190582FD ...

Страница 139: ...IS 114 IItli OCJ ATTII LOGIC VIDlO I IIUIX DEVICE TY E 11TH T4 h CLI IlWI UI T4L1111 SHI r DrYICE DESIIINAfION IHDICArE LOCATION IlWI UI UIS KE NCCO r DrYICE POIER PINS AREI L a CONTROL ICC 1 1 XUIOAIIO OIl I PIN 1 GNOI I B IIDOI K Y I ICCIIA TA KRCLI OIl I PIN a IGNOI II I AUTO lW ur UCEN Stfll OIl 18 PIN I IIlNOI I It El tR REpUT Stfll FOIl 14 PIN II lIND a IHII OIl ONLY 1 IINDI 11 121 41 11 e l...

Страница 140: ...USI t CIC t _ 2 i 0 S Q IS lCCll 1284 411 9C2 1104 11031 DCS 202 12U HIGHI A QA A QA 1 7 CC4 lfi82 TAl TIlI 8 QB t I QB CCS lfi82 TAl Zcn CCI CLIlli QC o QO LO CRY I h C LSIt QC U31 CCI 1582 SA3 TAII o QO 5 I 9 efT ITCl I02 LO CRY un ENP EN t t ENp LSI 0 1_ _ 1284 ENT CCI IIIAl TAZ TBI 1 5111 12CI HIGH2 LS2 U21 C lST4 R IIAZ II 2 CHARACTER ROW COUNTER 11HZ 21 6 HZ 31 4 2CZJ lr TI CHARACTER LINE CO...

Страница 141: ... 804 I U J2 OC 5A4 I5C4 LSJ2 L LJ I 0C 0fi UC2 LS28 IC I OC4 3811 DNLINEA LS I S iOiiiiOi 1I0lI START _ ClCII LF 4Cll BOFLO 112 llIJ i i lO mu cca L 4 UP Uti ON BORROI l041 GATED BEL elll OATA2 UIBl DATAl ClUI OATA4 115 I I A 2 III B I 1701 I leU VT ClU lOll DATA5 ROICLR ONLINEA IlC2 3C3 lC2 lAl oNlINE 1 HI8H2 2CII ow r S STLSB 3 C61l1 _ LSICLIC I I RSLSI 2 2DJI cca A L US Ls a 161l DATAl U UB2 nc...

Страница 142: ... Q I UNlWIO J uln l U21 1484 CtaJ lRT 5 LS2 e2CU LCCLK c 8 2 6 lOCO 13 UN LST4 I IIB2 fSC2 3 J II R l9U XCLK C4BU 1d 48 U utmJmJJ 13 UB LS a 1IC8ORI VT3 803 mu U94 l t 12 2 101 ROwr I Cifi r LSI rIC4 ITt4 mDl Ut2 4 UP UIIII 1592 13 12 Cii I LSII 21 un ON 3 783 ClCf Cit 1183 DATA5 6 2B V2 T 114 15 U43 A QA 8 iC D 2 DSQ 0VRr 0 II I 8 QB 1 ICS 1582 r 9 LJ LS 4 Cl83 UiTif 3 4 115 I T83 U21 I483 C3 UII...

Страница 143: ...3 4B I 12 S SBa SELUNE 1 S Y4 J _ f I I I L 8 LU2 482 IC4 t IA U84 aCa CC4 ei 18 4 POS4 4A2 C5 2A YI r 2C2 cell I i 2B T POSS LINE4 5B2 LINU 11182 IIA 19c J 9C4 903 904 IIAI 9C3 9C4 903 9041 28U Re2 14 Ba un III 4 SUU3R US03 4AI CII j f 3A Y2 t 2C2 CC j LS 1151 Y3 r P O SII t t t UCI oe 16 8 A LS283 J3 J I 281 RC3 SUU34R 3CI OC4 12 A4 J4 U44 us _ ______ 1 1 1 84 LSII 13 UB II RC4 L CIII C4 S U IA ...

Страница 144: ..._ d a INS 82 _ _______ II I DATA6 4A4 6C4 IA4 LS 4 8nl 8Z1 1D I 1 4 1 ct L S2T I B 4el M15 UI21 112 2 Me IN4 RRD RR3 I IN3 SfD RR2 II IN2 VOLTS VIS RRI 12 INI I VDO 12VOLTS 2 VG 302 8AUOCLK Cl4al 17 mAR RCC ITC4 RASEfl 100f II It 8811 ORR OR U21 Q3 II 81 04 UI 3 15 LSITJ Q4 02 12 82 Q 15 DATAl 3u eU Ice tA4 UII6 i6C2 LS42 12D2 1NllJUS D _________ C 14 8 15 A 3 _ 4 I OATA4 I O I 38 6C3 682 6C2 602 ...

Страница 145: ...002 1384 CLEAR I IIC3 5 4 C2C21 eCT 2 _ t _j i 5 HOAIVE IUSEo ON ANSIER lACK OPT ZAII RCI AI 1 2IIIJ Rt2 AI Ulil lau RC A2 LS 5 taU 111 4 AJ I U8 U8 6 A a A e 1 ACI Ael f B2J tlU B 382 CR2 BI 1382 Cft3 12 382 CR BJ 382 m U DIIU IIU 2 5 Iell JmT cau ILlp E C4B21 IC4 1 CU2 IC5 1 C4AI ICI 14 I I2C2 I Ce4 t 12C21 eCI t f 12e2 CCI 12C2 Cel i i LS32 A AI U T A2 LS8S A3 15 U9 U8 II A B AaB 1 A I AcB B BI...

Страница 146: ... iCLK 13A4 8C3 A41 Esel 1304 80 1 UT2 ClOU ESC MI RSESCI SCII CuiOC 6021 UAGE I UI41 2 12B2 CEP LS32 Cl2BII ERASE Sft IIe U XcLi _ c r 1104 ESCl 3 GV V R31 II S UI41 I LS32 Ie I CLfiiii 12 8 16 0 1 I E Q U Al 4 I K uae LSI4 B Esez UAl 304 4B4 LSII EsCT 14B4 B031 HIGHS 18AZ I6821 4 TIC 4 2 o S Q IS BUAGE 1301 1 3 U14 202 DC2 C LSl I iEPiCE 1381 IBZ R Q I eLK I IIAl 11831 8EPAGE ClAZI BELINE IIC21 E...

Страница 147: ...IA2 U AS LIlTS IT 1 T 1511 I MA4 l4 IIO 0101 IIIB2 niB I A4 l4 1101 9 31 IICII 0102 02 IU calF2 11182 1201 1158 I A15 A15 te2 n58 I A5 A15 H If 81 A AS 2114 K2 UI811 MA6 AS 2114 IC 0101 CIS II CSUF I 19B2 1201 I6B4 CIIlII AT AT 1102 0102 11Il2 laAII IoIAT AT 1102 0102 9C31 U liiUFT II 684 I15C II IoIAi AI 2 UICII All All C5CII MAl AI 14 te2 ISC II lolA9 A9 14 nlDII CHIPEHA CS 1101 0101 IIII2 150 I...

Страница 148: ...C teY 0 8 BB E1 E1 El 0 0 E1 g B8 B I 41 TIC I I I I I I I I I I I I I I s fm 1 13 01 IV ill ill ill j bJ 41 I I 11 I I 4 1K m w 14 OS Y pLmorn 4 IV g lIC I 13CII 41 UI41 4 1K I LSIIII 1 m 4 III 04 KEYDATA IV 0 I ill r J ill m 8 E 0 0 E1 E1 EJ E1 E1 8 121 31 B 41 71C I 0 1 0 1 0 1 0 1 0 1 0 1 QI 1101 I I 0 1 0 1 0 1 0 1 0 1 01 01 01 0 111 I rn J I 03 f pL READ IV EJ GJ J OJ L lOLl 11831 J El l 1 1...

Страница 149: ...LS 2 I III R 11 LSI4 lf82 Qbl KEVCLR 11182 COU r 18D4 13C2 1384 LSI 6V IISA4 I r SHIFf I kEYS I R4 IS IK 12021 unl4 1 REVISIONS DAT APPROVED 1 __ GO 1I1C2 12A2 IIOS J HIGH4 If UTI lUll SL LSI S I A QA 14 2 5 UIT 8 Q8 13 4 6 SH8lT C QC 12 5 0 QO II 25 CK QIf CL KEYOATA IIICII U 51 ClUI HIGH4 4 LSII 2 DSQ 5 J UT4 2CII mor C LST4 Q ii iiiii I 140 1101 60 12021 OOUT 1I10Jl II 12 DSQ 11 UST U2 DiITf C ...

Страница 150: ...A41 C43 LSI4 U138 Rl1 t I f 2 v R40 2 fey _ 22K CRI2 INti Cll 6 8 tlll I6V I IIIPf RC LSl4 UCEN CIIC41 7 r feY R2 471 CU II tin IIV PROGRAM WOOE KEY r I I I R40 22K L i R40 1 22K I I _oJ I A I I C U98 Q 123 13 onOUNCE DELAY U CAPLOCK KEY IT 4 ___ L S S lH __ 1 CL DBOLAY v U13 CEP 18841 R40 4 feY 4 Cl2 IISPf i5 t51 TRIGGER WIDTH USNS 22K T RC A U91 L _ _ 8 123 nnu 7C4 CL v I OBTRIG 112B3 Q 12 112D4...

Страница 151: ...____J UI27 1 2 16e12 I201J XOATAIS ___________ 3 TRIS UIII TRE t 24 _ 12 _r 1202 XOATU ___________ 2 1 TR4 II 1 1 TRE ClSA2 UI LS 8 1502 1202 XOATA3 ___________ 2 1 TR3 THRE t 22 1 r L 1 _ r THRE 1104 27 1202 XOATA2 t Cl202 XOATAI 11102 URTXCLK j 2 4 21 1201 t OAliif t TR2 TRI TRC TRO TH L HIGH3 nC3 2 U5A2 THRE 118C3 CUSEO ON ANSWER lACK OPT 2 1 REVISIONS OESCRIPTION QUE APPROVEO UI4 II mm IOll Ll...

Страница 152: ...NT ENT UIS U2S 2 I _ r l CllC 14831 C LSI4 un BY R IK ellCe I 51 TS e UII4 l4CIt CI I rDT1J 14C2 III lsi ClICI lIS of4SV I R41 ClKT 4 I II IK UIJI S US4 CllClI S II 14831 CLKI 4 Y 2 lTJEll II II II ClIClI I 12 lUiU LS14 Hli a cr 4 ClK4 T 24 l t CLK 41 2 OSQ f 1iDOELi OUSlClI UIIT 11501 CLIC2 I e lST4 R SAUOClIC ClKI 1211 JCI HIGH I 4 11102 18AUO RATE GENERA flON I A 10 II lA f UC INO SIZE IfSCM NO...

Страница 153: ...IoIOOE J J4 R4 I B IIC us t I6A4 EXCD 1 11 OOE L CI __ I ____ It 2J CD OPEN SEC CHANNEL JI CLOSED CODE TURN B CC I DATA SET ORY NOT USED IY DISPLAY 1488 Cf CRRDTCT l6C2 5V I R5 15 IK A SI DATA EXSA IS 2 CLRRTS 116C4 J4 EXSI 1183 KEYCLR __ l ___ L ______________________ lS TERM ROY 488 DATA TERIiINAL ROY UIS S ue II 12 SA I SEC XIoIIT DATA 212 51 GV S2 tS I IS SSI RS 15 IK 1fT 9 U91 52 I 4 IllAl Tl...

Страница 154: ...Q 6 IZ t I UII II Sill 203 ClK J2 1 e VE R E VIDE cl R49 3 MONITOR I I VIDEO HIGHe lel ce83 22 tol CBUFI 2 15 202 DCl 5 6 II JPR Q t 13 UII 17C4 lUm In HIGHIS C 12 lS11l K Q 2 15 15 203 cue 5 sn IRE DilCE D IN raJSlrrJ 6 crC4 lI EiAI IATTRIBUTE LO lcl IO I n l lIGINO fSCM NO DWGNO L1R C 98438 E IIC 0 1 lufHO UD CONUAcr Hlti OIlAW PlGt hO lflClflO 1 H 0 1 0 lUI tl GUI IHC Alii nUl IN u er C CI CI 0...

Страница 155: ...c A IIC AO III D evoc C42 a ue AO S f f III H ITYP 2 PLeS eVDC C31 C 35 IIC RO S 47 J K III L I TYP 2 PLCS 12YOC 12YOC 7 IISYDC 101 REVISIONS DESCRIPTION i I CHASSIS GNO OTE LOGIC GND AND CHASSIS GND ARE TIED DN Y ONE PLACE ON THE P C B SECOl Iloqy POltER LCC T D C LrC C BOARD LOGIC GND TO MONITOR 110 1 IICIItD SIl fSCM NO OWGNO 1 DATE APPROVED LlR ...

Страница 156: ...R LAST VIDEO YILNOC L ________________________ I L I LItlE COUNTER 1 1 PERIOD IIT 2euS 2 S 4 5 I 7 LC LCI LC2 _ _ _ _ I LC3 _ _ _ _ _ _ _ _ _ _ I L I ROil COUNTER I 8HZ OPERATION 32 4 PERlOO 21 MS RC RCI RC2 ReS RC4 2 1 r II 12 1 1 I VlLANK L LJr 11HZ OPERATION 27 PERIOD II I67MS FREQ 11HZ RC Rei RCZ ReI Re4 Q I 2 1 4 I I I II 12 13 14 II 18 IT II I 21 21 22 23 24 2S 21 _ L _________ L ADMS u LJ T...

Страница 157: ...t Ie IT I e N U 21 GND O 0 JIltALA _1 2 11 e 5011 DIT I C I V 178Z 22 READ BACK EN TD2 TITAi 15 Etif o ijo THRE 113A1 ODD ARIT r VI 1 C4 I GtJD 11 Z 23 CL INPUT 1304 10 alto LI NG T c 24 CL OUT IlAl 21 CL INPUT 1304 IA SIER 8ACK OPT 2 I J EXTEN RS212 J1 POWER INPUT LII44 rIN fUNCTION SHEET PIN fUNCTION SHEET _ C _WB CI K_ I CI E R__ILlil NO NO 11D2 READ 0 I II 0 5VOLT5 54 I fRAME GND I 4VAC 1103 1...

Страница 158: ...ON I I o 5tU A THIU F W5 R 10 r u z PLACE l PORT TO TRIINS WS R F l I I COVER 55Y Z3 3 3 I I L C CORD it J4 GRM OR I r B GRM VEL MODEM PORT I I L It u BASE ASSY 13 Z300 ADM 5 SSV LAcl UNl S OTHERWISE coml NO as LEAR SIEGLER INC IS S un ot J 1 OSS Df WOUSIt J SPECIFIED DR If nr t ij j oAI PRODuelS DIVIS ON DIM IN INCHES ANAHEIM CALIfORNIA 9 Sn TOLERANCES CHK 1 II 3 VAC 9 AMP 5LO BLO f U5E x I OSGrl...

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