DataCard SR200 Service Manual page 23

(2) Pulled out heater.
Heater
3.7 Removing the motor base unit (See figure 40 to figure
43)
(1) Push two tabs on the PS cover, then remove the PS cover.
(2) Main unit with the PS cover removed
Cable for head unit
1-22 (No.HD007<Rev.001>)
Fig.39
PS cover
Fig.40
Motor base unit
Power supply unit
Fig.41
(3) Remove the five screws V attaching the motor base unit,
then remove the motor base unit.
V
Fig.42
(4) Main unit with the motor base unit removed.
When the gear is detached, the position of a triangular
sign and a round sign is matched and installed.
Fig.43
V
Motor base unit