Citizen CL-S400DT - SA Main PCB

Chapter 3 Disassembly and Maintenance
3-5 Quick Detachment of Major Parts
CL-S400DT 3-8
3-5-3. SA Main PCB
1. Turn over the printer.
2. Remove 2 “Lock Screw (Inch)”.
3. Remove 4 screws (BH (N), M3x6 (NI)) and detach the “Frame Bottom”.
4. Remove 3 screws (BH (N), M3x6 (NI)) and detach the “SA Main PCB”.
5. Disconnect 6 cable connectors and 1 “SA FFC LCD” from the “SA Main PCB”.
Notes on reassembling:
• When assembling the “SA Main PCB”, align its positioning holes “A” (2 places) with 2 bosses of
the main body. (Refer to the above figure.)
• Correctly connect the “Frame Bottom” to the main body referring to the enlarged views.
• Match the color of the connectors on the PCB side and the cable side
e.g.: Connect the blue cable connector to the blue connector of the “SA Main PCB”.
* Even if a connector is mistakenly connected, the circuitry is not damaged.
White
(
3P
)
White
Blue
(
2P
)
White
(
4P
)
SA Head Cable
SA Power Cable
SA FFC LCD
Frame Bottom
SA Main PCB
Lock Screw (Inch)
A
A
BH (N), M3x6 (NI)
BH (N), M3x6 (NI)
BH (N), M3x6 (NI)