ValueJet 1304　Service manual
4-1 AP-74109 Rev 1.1
4 Parts Replacement
4.1 Introduction............................................................................................. 4- 4
4.2 Removal of Covers ................................................................................. 4- 5
4.2.1 Removing R Side Cover ................................................................ 4-6
4.2.2 Removing Operation Panel Unit .................................................... 4-9
4.2.3 Removing L Side Cover............................................................... 4-10
4.2.4 Removing Ink Holder (I/H) Cover................................................. 4-12
4.2.5 Removing Front Cover................................................................. 4-14
4.2.6 Removing Top Cover................................................................... 4-15
4.2.7 Removing Media Guide F ............................................................ 4-16
4.2.8 Removing Media Guide R2.......................................................... 4-17
4.2.9 Removing Scroller Receiver (L, R) .............................................. 4-18
4.2.10 Assembling of Scroller Receiver L and R .................................... 4-20
4.3 Replacement of Board Base Section Components ........................... 4- 23
4.3.1 Removing Connector Panel and Cooling Fan.............................. 4-23
4.3.2 Removing Main Board Bracket .................................................... 4-24
4.3.3 Replacing Main Board Assembly................................................. 4-29
4.3.4 Replacing HEATER CONT board assembly................................ 4-30
4.3.5 Replacing HEATER RELAY board assembly .............................. 4-32
4.3.6 Replacing Power Board Assembly............................................... 4-35
4.3.7 Replacing Fuse............................................................................ 4-38
4.3.8 Replacing Inlet Assembly............................................................. 4-41
4.4 Replacement of PF Driving Section Components ............................. 4- 44
4.4.1 Replacing PF Motor Assembly..................................................... 4-44
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