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