Citizen CL-E720DT Technical Manual page 89

4. Remove the 4 screws (BH M3.0x4 (NI)) and detach the "SA Main PCB".
5. Remove the 2 screws (BH M3.0x4 (NI)) and detach the "Plate I/F Cover" from the "Plate
Main PCB".
BH M3.0x4 (NI)
Note on reassembling:
• When the "SA Main PCB" is replaced with a new one, be sure to perform the
transparent/reflective sensor adjustment. Refer to
Sensor)".
SA Main PCB
3-15
Chapter 3 Disassembly and Maintenance
3-6. Disassembly, Reassembly and Lubrication
BH M3.0x4 (NI)
Plate I/F Cover
Plate Main PCB
"3-7 Adjustment (Transparent/Reflective
CL-E720DT