SATO TG308, Service Manual

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Section 7: Replacement Procedures
TG3 Series Service Manual
Page 7-1
REPLACEMENT PROCEDURES
This unit provides in-depth instruction on all primary component and assembly replacement, in addition to
most secondary components. Be sure to observe all the precautions or warning notes.
The Replacement Procedures described in this section are as follows.
• 7.1 Removal of Housing cover
• 7.2 Replacing Print Head
• 7.3 Replacing Platen Roller
• 7.4 Replacing Feed Roller
• 7.5 Replacing Ribbon Feed Roller, Oneway Clutch and Torque Limiter
• 7.6 Replacing Torque Limiter (Ribbon Unwinder)
• 7.7 Replacing Torque Limiter (Ribbon Rewinder), Oneway Limiter and Oneway Clutch
• 7.8 Replacing Timing Belt (Ribbon)
• 7.9 Replacing Timing Belt (Platen)
• 7.10 Replacing Stepper Motor
• 7.11 Replacing Main (CONT) PCB and Calendar IC
• 7.12 Replacing SID-CON PCB (Keypad Board)
• 7.13 Replacing Torque Limiter for Unwinder
• 7.14 Replacing Power Supply
• 7.15 Replacing Operator Panel PCB
• 7.16 Replacing Gap Sensor
• 7.17 Replacing I-Mark/ Edge Sensor
• 7.18 Replacing Jump Hole Sensor
• 7.19 Replacing Side Hole Sensor
• 7.20 Replacing Head Open Sensor
• 7.21 Replacing Ribbon Sensor
• 7.22 Replacing Lid Latch Sensor
• 7.23 Replacing Cutter Unit
• 7.24 Replacing Cutter PCB Board
• 7.25 Replacing Cutter Sensor PCB Board
• 7.26 Replacing Cutter Motor
• 7.27 Replacing Optional Stacker PCB (ST-TG3)
• 7.28 Replacing Optional Stacker Timing Belt (ST-TG3)
• 7.29 Replacing Optional Stacker Motor (ST-TG3)
• 7.30 Installing and Replacing Optional Ribbon Boss Kit
Warning: Turn off the printer before starting assembly or disassembly.
CAUTION:
EXERCISE CARE WHEN INSTALLING THE PRINT HEAD TO ENSURE
THAT ITS ELEMENTS ARE NOT DAMAGED DURING INSTALLATION.