Citizen CT-S4000 Service Manual page 6

4. Removing Mechanism Unit
・Remove four M3x6(ST) screws. (2 places in the front and 2 places in the rear bottom)
・Disconnect all connectors on the PCB.
・Remove the mechanism unit.
5. Removing UNIT, MAIN PCB
・Remove four M3x6(ST) screws.
・Detach the power switch from the switch guide of
FRAME, BOTTOM and then remove UNIT, MAIN PCB.
M3x6 (ST)
6
CT-S4000 Service Manual
Connectors to be disconnected
* In addition, remove one
connector at the left.
M3x6 (ST)