Optional SA-K97U RS-232C Interface Board

10. OPTIONAL SA-K97U RS-232C INTERFACE BOARD

10-2. SA-K97U Specifications

9-pin connector specifications

Pin NO.	Signals	Operations	Direction of signals

2	RXD	Receive data	VTR p CPU
				6
3	TXD	Transmit data	VTR [ CPU	6
3	TXD	Transmit data	VTR [ CPU
				9
4	DTR	Data terminal ready	VTR [ CPU	9

5	GND	Signal ground

6	DSR	Data set ready	VTR p CPU

Output level

ON : +5 V or more

OFF: –5 V or less

Data format

5	Mode	: Non-synchronized
5	Character length	:	8 bits
5	Data rate	: 1200, 2400, 4800, 9600 bps
			(switched with function menu switch, set to 9600 bps before shipment)
5	Parity check	: No
5	Stop bit	:	1 bit

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Image 44

JVC SR-9168U appendix Optional SA-K97U RS-232C Interface Board, SA-K97U Specifications, Parity check Stop bit Bit

Contents

Video Cassette Recorder SR-9168UINSTRUCTIONS For Customer Use Safety Precautions Information Contents Major Features Periodical MaintenancePeriodic Maintenance Introduction Daily Inspection PrecautionsIntroduction Controls and Connectors Front Panel Controls and Connectors Display Rear Panel Series recording signal input VCR activation signal inputClock reset signal input Connecting the wires to the terminals 9 to Connecting to a Camera Connections Connecting a System Using a Sequential Switcher Video output Camera Sequential switcherConnections Video cameras Connecting the Rear Panel Input/Output Terminal Connections Position setting Monitor ON-SCREEN DisplayOn-Screen Display in the Time/Date and Record Modes Display Operation Monitor ON-SCREEN DisplayMain Menu Display Alarm Input/Power Loss Data Display Hour Meter DisplayMenu button SET +/- buttons button Function Menu Switch Setting Preparation Setting of the Function Menu Switches Contents of the Function Menu Switches Index OFF SearchCamera SW OFF Field RS-232C Alarm/sensorParameter Setting Date and Time Setting Auto power onPreparation Cassette Loading/Unloading Set the date and time using the Clock Adjust menu screen Date/time setting screenPreparation Set the date and time on the front panel display Selection of Record/Play Mode Mode indicationSummer Time Compensation During daylight savings time Recording Preparation Recording Recording Timer Recording Setting the daily timer VCRs display Blinking Setting the weekly timer Cancel program setting screen Canceling timer programmingTo cancel programmed data To stop timer programming Changing a preset timer program Using the VCR in the Timer Record Standby mode Alarm Recording Alarm recording will not start from the Pause mode6H EP,18H Recording Stops Press the Operate button to turn the operating mode onTape stops Recording mode setting screen Sensor RecordingRepeat Sensor recording continues from Beginning of the tape Repeat Recording Auto Recording Check function Series Recording ConnectionsOperations Rear panel Recording with External VCR Activation Signal VCR control signal ground signalConnection Operation How to Restore Recording After Power Failure External Timer RecordingVTR mode 1 setting screen Tape End Buzzer Function menu switch settings Set to on to search the alarm-recorded positions index codePlayback To stop playback Playback and SPECIAL-EFFECTS Playback Special-Effects PlaybackStill and field by field advance Reverse playback Tracking/V. Lock Adjustment Index SearchPress the V. Lock +/- button to minimize vertical jitter Index Error Contents VCR operation Measures TroubleshootingError Indication Troubleshooting No Error Indication Installation of the SA-K97U SA-K97U Specifications Pin no Signals Operations Direction of signalsOptional SA-K97U RS-232C Interface Board Parity check Stop bit Bit JVC SA-K97U RS-232C Protocol & CommandsJVC base table This section provides technical data for programmers VCR control commands VCR setting commands Mode 1st byte 2nd byte1st byte 2nd byte 3rd byte Cancel 67H AL/PL Reset E1HCount Reset E2H 8EH Commands for VCR status verification 1st/2nd byte3rd byte 5th byte 4th byte 6th byte Contents of 5th byte BIT 0/1/2/3 Speed Code 4th byte Others Input data correction/Error cancellation Commands reference chart Appendixes Rear Panel’s Input/Output Specifications Appendixes SR-9168U Video Cassette Recorder Victor Company of JAPAN, Limited

10. OPTIONAL SA-K97U RS-232C INTERFACE BOARD

10-2. SA-K97U Specifications

9-pin connector specifications

Pin NO.

Signals

Operations

Direction of signals

Data format

Parity check

Stop bit

1 bit