TC9830SM Rev. B 7/98 Confidential iii
CHAPTER 6 SERVICE PROCEDURES -------------------------------------------------------------- 27
MAINTENANCE OVERVIEW---------------------------------------------------------------------------------------------------- 27
GENERAL SAFETY TIPS --------------------------------------------------------------------------------------------------------27
CONTROL PANEL REMOVAL --------------------------------------------------------------------------------------------------27
COVER HOUSING REMOVAL-------------------------------------------------------------------------------------------------- 27
POWER TRANSFORMER ASSEMBLY --------------------------------------------------------------------------------------28
Transformer Removal----------------------------------------------------------------------------------------------------------- 28
Bridge Rectifier Removal ------------------------------------------------------------------------------------------------------28
AC Inlet Removal ----------------------------------------------------------------------------------------------------------------28
Control Board Assy. Removal ------------------------------------------------------------------------------------------------ 29
PRINT ASSEMBLY----------------------------------------------------------------------------------------------------------------- 29
Bi-Cell Emitter Removal--------------------------------------------------------------------------------------------------------30
Upper Supply Guide Removal ------------------------------------------------------------------------------------------------30
Printhead Module Removal----------------------------------------------------------------------------------------------------30
Ribbon Spool Assembly Removal -------------------------------------------------------------------------------------------30
Ribbon Roller Assembly Removal -------------------------------------------------------------------------------------------30
DC Ribbon Motor Removal----------------------------------------------------------------------------------------------------30
Print Assembly Removal-------------------------------------------------------------------------------------------------------31
FEED ASSEMBLY------------------------------------------------------------------------------------------------------------------ 31
Latch Fascia Removal ----------------------------------------------------------------------------------------------------------31
Platen Module Removal-------------------------------------------------------------------------------------------------------- 31
Platen Module Replacement --------------------------------------------------------------------------------------------------32
Bi-Cell Sensor Removal-------------------------------------------------------------------------------------------------------- 32
Lower Supply Guide Removal ------------------------------------------------------------------------------------------------ 32
Bi-Cell Sensor Replacement --------------------------------------------------------------------------------------------------32
Lower Supply Guide-------------------------------------------------------------------------------------------------------------33
Replacement ----------------------------------------------------------------------------------------------------------------------33
SUPPLY HOLDER------------------------------------------------------------------------------------------------------------------33
Supply Holder Removal --------------------------------------------------------------------------------------------------------33
PLATEN MOTOR ------------------------------------------------------------------------------------------------------------------- 33
Platen Motor Removal----------------------------------------------------------------------------------------------------------33
PEEL MODULE----------------------------------------------------------------------------------------------------------------------33
Peel Module Removal ----------------------------------------------------------------------------------------------------------33
Peel Motor Replacement------------------------------------------------------------------------------------------------------- 33
CHAPTER 7 USING FLASH----------------------------------------------------------------------------- 35
FLASH DOWNLOADING PROCEDURES -----------------------------------------------------------------------------------35
CHAPTER 8 SUPPLY SENSING SYSTEMS -------------------------------------------------------- 37
SUPPLY DETECTION/TRACKING SYSTEM -------------------------------------------------------------------------------37
SUPPLY DEFLECTOR/BI-CELL EMITTER (IR LED) ---------------------------------------------------------------------37
LOWER SUPPLY GUIDE/BI-CELL SENSOR -------------------------------------------------------------------------------38
SUPPLY FEEDING----------------------------------------------------------------------------------------------------------------- 38
SUPPLY SENSING-----------------------------------------------------------------------------------------------------------------38
MECHANICAL ADJUSTMENTS ------------------------------------------------------------------------------------------------39
Bi-Cell Sensor Adjustment----------------------------------------------------------------------------------------------------- 39
REPLACING A SENSOR ---------------------------------------------------------------------------------------------------------40
SENSOR SETUP WITH VERSION 5.2 OR GREATER-------------------------------------------------------------------41
POWER UP SENSOR RECOGNITION---------------------------------------------------------------------------------------41
Performing a Sensor Display Test -------------------------------------------------------------------------------------------42