CRADEN P E R I P H E R A L S C O R PO R A T I ON DP8 & DP9 DOCUMENT PRINTERS TECHNICAL MANUAL P/N 99090 REVISION 8 2/2008 7860 AIRPORT HIGHWAY, PENNSAUKEN, NJ 08109 (856) 488-0700 (856) 488-0925 FAX www.craden.
WARNING This equipment generates, uses and can radiate radio frequency energy and, if not installed in accordance with the instruction manual, may cause interference to radio communications. It has been tested with a Class A computing device and has been found to comply with Part 15 of FCC rules, which are designed to provide reasonable protection against such interference when operated in a commercial environment.
DP8 & DP9 Technical Manual Table of Contents 1.0 DP8 & DP9 DOCUMENT PRINTERS - FUNCTIONAL SPECIFICATIONS 1 2.0 INSTALLATION 2.1 INSTALLATION PROCEDURE 2.2 RESHIPMENT 2 3 3.0 OPERATION 3.1 RIBBON CARTRIDGE LOADING 3.2 KEYPAD OPERATION 3.3 DISPLAY OPERATION 3.4 DOCUMENT INSERTION 3.5 CONFIGURATION 3.5.1 Printer Parameters 3.5.2 Communication Parameters 3.5.3 Override Parameters 3.5.4 Service Parameters 3.6 DIAGNOSTICS 3.6.1 Power Up Diagnostics 3.6.2 Enhanced Diagnostics 3.7 SELF TEST 3.
.0 5.0 3.13.6 Ribbon Smear 3.13.7 Erratic Document Feed, Mispositioning or Overprinting 3.13.8 Rollers Run at Power-Up or After Document Ejected 3.13.9 Erratic Character Spacing or Carriage Hitting End Stops 3.13.10 Interface Inoperative THEORY OF OPERATION 4.1 OVERVIEW 4.1.1 Carriage Drive Assembly 4.1.2 Document Drive Assembly 4.1.3 Switching Power Supply 4.1.4 Main Printed Circuit Board 4.1.5 Keypad/Display Assembly 4.2 ELECTRONICS IN DETAIL 4.2.1 Low Voltage Supplies 4.2.2 Microprocessor System 4.2.
.6 6.0 TROUBLESHOOTING 5.6.1 Basic Troubleshooting Procedure 5.6.2 No Display 5.6.3 Defective Keypad 5.6.4 Defective Sensor 5.6.5 No Document Motion 5.6.6 No Carriage Motion 5.6.7 No Print or Light Print 5.6.8 Print Quality 5.6.9 Missing Dots 5.6.10 Erratic Document Feed or Mispositioning 5.6.11 Erratic Character Spacing or False Document Jams 5.6.12 Interface Inoperative 5.6.13 Diagnostic Flowchart 38 38 38 39 39 40 40 40 41 41 41 41 42 5.7 5.
DP8 & DP9 DOCUMENT PRINTERS - FUNCTIONAL SPECIFICATIONS 1.1 Print Characteristics Print Method 24-wire dot matrix impact, automatic thickness compensation Print Spacing Fonts 5, 6, 8.5, 10, 12, 17, 20 and 24 chars/inch 96 char. ASCII, international character set Windows True Type & graphics Print Speed (chars/second) Characters/inch 10 12 Dot Graphics (dots/inch) Feed Speed 60,120,180, 360 horizontal; 72, 180 vertical Feed Accuracy Ribbon +/- 0.