Toho Electronics TRM-10C Instruction Manual page 31

(10) Turning the Sprocket Drum Gear
Check paper feed with your hand. Turn the sprocket drum gear to feed out the chart paper.
(It is recommended to feed the chart paper by 4 plies.)
Turn the gear at the left end
of the sprocket drum in the
arrow direction.
(11) Putting Back the Chart Holder
Push in the chart holder horizontally into the case until it is locked.
Chart Guide
Chart Receiver
Fig. 5.11 Checking Paper Feed
Fig. 5.12 Putting Back the Chart Holder
―30―
When putting it back,
push the chart receiver.
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