Panasonic KX-FG2452CX Service Manual page 209

C. Assist mode (See Fig. C.):
The Swing Gear D engages with the next gear to drive Pickup Roller.
The Swing Gear B engages with the next gear to drive Platen Roller gear and Ribbon Drive Gear.
The Swing Gear C engages with the next gear to drive Paper Exit Roller Gear.
D. Receive mode (See Fig. D.):
The Swing Gear B engages with the next gear to drive Platen Roller gear and Ribbon Drive Gear.
The Swing Gear C engages with the next gear to drive Paper Exit Roller Gear.
Fig. C: Assist mode
Fig. D: Receive mode
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