Preventive and Corrective Maintenance
13291L-001 Rev. A S4M Maintenance Manual 10/27/05
Remove the Main Logic Board
Connect yourself to an antistatic device.
2. See RRP No. 1 on page 122 and remove the electronics cover.
3. Open the media door and remove the media and ribbon
4. See Figure 111. On the electronics side, disconnect all cables from the main logic board.
Figure 111 • Disconnect the Main Logic Board Connections
Caution • Observe proper electrostatic safety precautions when handling
static-sensitive components such as circuit boards and printheads.
Note • Take note of the orientation of all cables on the main logic board.
1Printhead data (J3) 7Transmissive sensor (P9)
2Power-in (J8) 8Reflective sensor (P7)
3Front panel (J2) 9Take-label sensor (J19)
4Stepper motor (J9) 10 Communication expansion port
5Booster board (J7) 11 USB port (J14)
6Ribbon sensor/head open (P4) 12 Serial port (J10)