Craden DP6 Spécifications

11.0 DP6 & DP7 DOCUMENT PRINTERS - FUNCTIONAL SPECIFICATIONS1.1 PRINT CHARACTERISTICSPrint Method Impact with automatic thickness compensationDP6:

103.6.2 Communication ParametersPress 9 3 then FUNCT to display the following Communication Parameters or press 9 0 0 then FUNCT toprint them on a pre

113.6.3 Service ParametersPress 9 4 then FUNCT to display the following Service Parameters. These parameters are factory selectedspecifically for each

123.6.4 Override ParametersPress 9 9 then FUNCT to display the following Override Parameters. Changes should be made only bytrained personnel.DISPLAY

133.8 SELF TESTA document may be test printed by pressing 9 1 FUNCT. SELF TEST is displayed until a document isinserted. Then CHAR LENGTH = 30 is disp

143.11 DP6 & DP7 PROGRAMMINGCAUTION: DURING PROGRAM DEVELOPMENT ALL PRINTING SHOULD BE DONE ON SINGLESHEET PAPER UNTIL PRINT FIELDS ARE CORRECTLY

153.11.2 Mode C Document Movement CommandsBS or ESC ] moves the document down one line, with line spacing keypad selected (see3.6.1) or set by an HT c

163.11.4 Mode C Display CommandsBEL immediately displays the following 16 characters on the upper line of the alphanumericdisplay. The characters must

173.11.6 Mode C Status and Keypad CommandsStatus, key buffer contents, line count or document length data are transmitted when requested by the host.E

183.11.7 Mode C Graphics CommandsDot addressable graphics may be printed at 60 or 120 dots/inch (dpi) horizontally by 72 or 144 dpi vertically.ESC A m

193.12.1 Mode I Command SummaryMode I recognizes the following ASCII control sequences:ASCII Hex Command* BS 08 Print the buffer and backspace one cha

21.4 INTERFACEStandard Serial RS-232, DP6: 1200-9600 baud, 4KB bufferDP7: 2400-19200 baud, 11KB bufferOptional RS-232 dual ports or PC parallel portCo

20Commands prefixed with a * will not be executed until after an ESC ENQ is received if the BLOCK protocol isused. ESC ENQ's are not required if

21ESC [ @ followed by 04 00 00 00 m n hex selects double high and wide print. Double high print is set if thelow order nibble of m is 2 and single hig

221B 4B 10 00 00 00 00 00 00 00 00 00 80 40 20 10 08 04 02 01 0AThe DP7 accepts ESC K, L and Y commands. These and other graphics modes are also selec

23movement command is received. Transmission from the host must then pause. DTR will later go true(positive voltage) or a DC1 (Xmit on) will be transm

243.13.4 Dual Port OptionThe Dual Port option allows for simultaneous connection to two hosts with each one alternately enabled usingeither the DTR or

254.0 THEORY OF OPERATION4.1 OVERVIEWThe DP6 & DP7 Document Printers handle and print a large variety of documents. The mechanism consistsof a pri

26semiregulated +/-12VDC and switching regulated +5VDC on the main PCB. The unregulated +30 to 40VDCdrives the printhead and stepper motors. The DP6 a

27In the DP6 the 64 KByte EPROM U22 is selected by U25 pin 10 whenever either A14 or A15 is high, allowing48 Kbytes of addressable EPROM. (In the DP7

28CurrentControlPhaseControlOneShotComp.3717+30VAR4 TypPhaseI0 currentI1 currentVREF0v5v0.4v30v30v2.7 mSec00U20 - 15R4J2 - 1J2 – 3ABCDFIG 4.1 STEPPER

29Motor rotation occurs by sequentially changing the phase and current signals to the two motor coils. Motorspeed is controlled by how rapidly the sig

32.0 INSTALLATION2.1 NORMAL INSTALLATION PROCEDURE1. Read this section and 3.1 to 3.6 on Operation and Configuration.2. Remove the cabinet lid and cut

3074LS273U6TimerU14TimerU15BACDEFGHDATA N____FIRE______PINSTB18ULN2003U17511103634Q3D7+30v-30v-30v+30vQ4 – Q12 TYP.D8 – D16 TYP.100s 200s 300s05v0v

314.2.5 Keypad and Display (Refer to Schematics #72082 and #72080 or #72115)The keypad switches are arranged in a 4 by 4 X-Y grid. Address lines A0 to

325.0 MAINTENANCE5.1 LUBRICATION AND CLEANING5.1.1 LubricationThere are no lubrication points in the printer. All parts are either permanently lubrica

335.1.4.1 DP6 Printhead Cleaning1. Remove the cabinet lid and ribbon cartridge.2. Remove the 2 screws fastening the printhead to the carriage.3. Disco

345.1.4.2 DP7 Printhead Cleaning1. Remove the cabinet lid and ribbon cartridge.2. Remove the ribbon shield by raising the carriage, pushing down on th

355.2 SERVICE PARAMETER SET-UP PROCEDUREIt may be necessary to reset service parameters that compensate for certain mechanical tolerances. Theseparame

365.4 MECHANICAL ADJUSTMENTS5.4.1 DP6 Printhead GapToo large a gap causes light print and missing dots. Too small a gap causes ribbon smear.1. Remove

375.4.2 DP7 Printhead GapToo large a gap causes light print and missing dots. Too small a gap causes ribbon smear.1. Remove the cabinet lid and ribbon

385.4.3 Carriage Drive Belt TensionThe carriage belt connects the carriage drive motor mounted in the right end of the box with the carriage. Lowcarri

395.4.7 Envelope Ramp (DP6 below S/N 00588)1. Move the carriage toward the right so that the printhead nose is still above the black platen but the fl

42.2 RESHIPMENTIf possible, retain the original packing material for reshipment. In any event the following precautions mustbe observed:1. Fasten the

405.4.11 Print SkewPerform this adjustment if the printing is not perpendicular to the left document edge.1. With power on, insert an 8 1/2" wide

414. Repeat steps 2 and 3 for the leftmost roller segment and the roller spring tensioning screw on the left sideplate.5.4.14 Auto Alignment Gate Trav

425.4.17 DP7 Carriage Lift ButtonThe carriage lift button raises the carriage at its right home position so that envelopes and other widedocuments may

435.5 REPLACEMENT PROCEDURES5.5.1 Cabinet1. Turn off power and remove the cabinet lid.2. Loosen 4 screws located in each corner of the cabinet.3. Rais

445.5.6 Carriage Home Sensor1. Remove the cabinet (see 5.5.1).2. Remove the 2 screws in the PCB upper corners or, if the PCB has button fasteners, pry

455.5.8 Transformer1. Turn off power and unplug the AC Cord.2. Remove the cabinet (see 5.5.1) and the AC PCB (see 5.5.5).3. Remove the 2 screws in the

465.5.11 Carriage Motor1. Remove the cabinet (see 5.5.1).2. Remove the 2 screws in the PCB upper corners or, if the PCB has button fasteners, pry each

475.5.15 Auto Alignment Input Sensor1. Remove the cabinet (see 5.5.1).2. Remove the 4 screws mounting the mechanism to the baseplate.3. Remove the 2 s

485.6 TROUBLESHOOTING5.6.1 Basic Troubleshooting ProcedureThis procedure exercises everything in the printer except the interface to the host system.

495.6.4 Defective SensorAll sensors transmit and receive infrared light. The front (F) and back (B) document sensors are slotsensors that activate whe

53.0 OPERATION3.1 AUTOMATIC DOCUMENT INSERTIONInsertion procedures may be configured to satisfy varied applications. (See PrinterParameters in 3.6.1).

50For any of the five (document, carriage left home and cover open) slotted optical sensors:1. Check that the slot is free of debris and paper dust. I

515.6.8 Print QualitySymptom Condition RemedyPrinting ½ characters or a rowof dots is missing, usuallybottoms of lower case g, j, y,etc.DP6 ribbon shi

525.6.9 Missing DotsIf a single row of dots is missing:1. Refer to the printwire pinouts in the upper right corner of the main PCB schematics. Pin 1 p

53DESCRIPTION DP6 PART# DP7 PART#Class A: Alphanumeric Display 53013 SAMEFuses, 0.75 A, Box of 5 68038 SAMEFuses, 1.5 A, Box of 5 (115V UNITS) 68036 S

546.0 MAJOR ASSEMBLY PARTS LISTS72080-1 DP6 MAIN PCB ASSYITEM PART# DESCRIPTION QTY LOCATION1 21000 IC 74LS00 1 U272 21002 IC 74LS02 2 U17,253 21004 I

5552 47473 CAP 470uf 10V LO ESR 1 C3172080-1 DP6 MAIN PCB ASSYITEM PART# DESCRIPTION QTY LOCATION53 48332 CAP 3300uF 50V 2 C18,1954 50001 DIODE 1N914R

5611 62090 CONN 14P 30 DEGREE 112 63015 KEY SWITCH 1613 66414 4-40 X 7/8" PHMS 214 67193 S CAP 272082-1 DP6&7 KEYPAD ASSYITEM PART# DESCRIPTI

5727 30221 RES 1/4W 5% 220 OHM 2 R27,3028 30222 RES 1/4W 5% 2.2K OHM 3 R14,26,4529 30274 RES 1/4W 5% 270K OHM 2 R40,6330 30332 RES 1/4W 5% 3.3K OHM 4

5877 60032 DIP SOCKET 32P 1 U2478 60040 DIP SOCKET 40P 2 U23,2679 61013 HEADER 13P SGL 0.100 1 J680 61720 HEADER 20P DBL GOLD 1 J881 61802 HEADER 20P

5973257-7 DP7 DOCUMENT DRIVE ASSY 120 73258-1 SINGLE MALE I/O ASSY X X73258-2 DUAL MALE I/O ASSY X X73258-3 SINGLE FEMALE I/O ASSY X X73258-4 DUAL FEM

63.3.1 DP6 Ribbon Cartridge Loading/ReplacementTo replace a DP6 ribbon cartridge:1. Remove the lid. If the printer has just finished more than 3 minut

6073257-1,-7 DP6&7 DOCUMENT DRIVE ASSY 73257-1 73257-7ITEM PART# DESCRIPTION DP6 QTY DP7 QTY1 65044 STANDOFF .25 X #6 X .56 1 12 65060 STANDOFF .2

614 67249 PULLEY 36T080P 15 67285 PULLEY 21T080P 16 67354 VINYL STRIP 17 71413 WHEEL GUIDE 18 71714 BOX 19 71491 RAMP (1ST 740 DP6 ONLY) 110 72094-7 T

627 71422 DP6 CABLE BRACKET 18 71703 DP7 CABLE BRACKET 19 71704 CARTRIDGE CLIP 110 71735 WASHER, OILITE 111 71755 ALIGN WHEEL POST 1 AUTO ALIGN12 7326

73.3.2 DP7 Ribbon Cartridge Loading/ReplacementTo replace a DP7 ribbon cartridge:1. If the new cartridge has a plastic ribbon shield attached, remove

8A: moves a document up 1/60" with each depression. If held depressed, the document will slowlymove into the printer. Also initiates document in

93.6 CONFIGURATIONThe printer may be completely configured from the keypad with all parameters saved in a non-volatilememory. There are 4 configuratio