138Connector signals (continued)PARALLEL REMOTE (50P)Refer to 50P IN/OUT ASSIGN on the function menu (page74) for the connection pin signals.EMERGENCY EJECTProcedure to ejecting the tape manually in an emergencyIf the cassette tape fails to be ejected even when the EJECT button is pressed, it can be ejected as follows.z Follow the steps below after making absolutely sure that the unit’s power has been turned off.1 Remove the top panel.2 Use a Phillips-head screwdriver to push in the red plasticgear (A) and turn it counterclockwise while keeping itpushed in. The mechanism that winds up the tape isactivated by this, and it makes a latching sound. Ignorethe sound, and turn the gear through about 10revolutions.Turning the gear more than necessary will strain thecassette, possibly resulting in tape damage.3 Check that the posts have unloaded the tape and that thetape is completely housed inside the cassette.4 When the tape returns to the cassette case completely,remove the cassette by pressing and turning the redplastic gear (B) clockwise for front loading as shown inthe illustration.When closing the cassette cover, take care not to catchthe tape.RS-232C(D-SUB 25-pin, crossover cable supported)Pin No. Signal Description1 FG Protective ground (frame ground)2 RXD Received data (data is sent to PC)3 TXD Transmitted data (data is received fromPC)4 CTS Clear to send (shorted with pin 5)5 RTS Request to send (shorted with pin 4)6 DTR Data terminal ready (no processing)7 SG Signal ground20 DSR Data set ready (+ voltage output aftercommunication enable status)ENCODER REMOTE(15P)Pin No. Signal1 FRAME GROUND4 REM (G)7 REM RX (X)REMOTE CONTROL PROTOCOL RECEIVE8 REM TX (X)REMOTE CONTROL PROTOCOL TRANSMIT14 REM RX (Y)REMOTE CONTROL PROTOCOL RECEIVE15 REM TX (Y)REMOTE CONTROL PROTOCOL TRANSMITPlastic gear(A)Plastic gear(B)