Kikusui KJM6310 Operation Manual Download | Manualshive

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2-2 Names and Functions of Parts

KJM6310

2.2

Rear Panel

RS-232C connector

Function setup switches

DC OUT connector (BNC)

DC INPUT connector

JITTER OUT connector
(BNC)

Outputs DC voltage that is
proportional to the measured
value. (0.2 V/%)
The output impedance is
approximately 600

Ω

.

Outputs the jitter sampling
waveform before it is
converted to rms values.
The output impedance is
approximately 600

Ω

.

DC INPUT connector
Used to connect the input
power cable.

Compatible plug
EIAJ RC-6705

These switches are used to set
the functions of the KJM6310.

Connector for external
control.
(D-SUB 9 pin, attachment
screws M2.6).

9.5

1.5

Pin 2.0DIA

φ

5.5

–

+

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Summary of Contents for KJM6310

Page 1: ...KJM6310 Part No Z1 003 062 IA003161 Jan 2004 OPERATION MANUAL Time Interval Jitter Meter...

Page 2: ...be provided for a fee In either case please contact Kikusui distributor agent and provide the Kikusui Part No given on cover This manual has been prepared with the utmost care however if you have any...

Page 3: ...ly after you make sure that no voltage is output here Indicates an imminently hazardous situation which if ignored will result in death or serious injury Indicates a potentially hazardous situation wh...

Page 4: ...injury may result Be sure to handle it under supervision of qualified personnel those who have electrical knowledge This product is not designed or produced for home use or use by general consumers Pu...

Page 5: ...the AC power cord or stop applying power before performing maintenance or checking To maintain performance and safe operation of the product it is recommended that peri odic maintenance checking clean...

Page 6: ...ategory II Equipment of overvoltage category II is energy consuming equipment to be supplied from the fixed installation Examples of such equipment are appliances portable tools and other household an...

Page 7: ...M6310 Overvoltage category V Switchboard Overvoltage category IV Overvoltage category III Overvoltage category II Overvoltage category I Transformer Equipment Drop wire Indoor wiring AC line Receptacl...

Page 8: ...VI Overvoltage category KJM6310...

Page 9: ...1 2 1 Front Panel 2 1 2 2 Rear Panel 2 2 Chapter 3 Operation 3 1 3 1 Connecting the Signal 3 1 3 2 Function Setup 3 5 3 3 Trigger Edge Selection 3 6 3 4 Symmetry and Slice Level 3 8 3 5 Delay Adjustme...

Page 10: ...VIII Contents KJM6310 Chapter 6 Specifications 6 1 6 1 Electrical Specifications 6 1 6 2 General Specifications 6 3 6 3 External Dimensions 6 4...

Page 11: ...to measure jitters of CDs It can measure the RF to CLOCK jitter by the time interval method The KJM6310 can be used for the development adjustment and inspection of optical pickups It is a compact uni...

Page 12: ...P 2 Preface KJM6310...

Page 13: ...Fig 1 1 gives a list of accessories If any of the accessories are damaged or missing contact your Kikusui agent or distributor Fig 1 1 Accessories We recommend that all packing materials be saved in...

Page 14: ...the precautions to be taken when installing the KJM6310 Make sure to observe them Do not use the KJM6310 in a flammable atmosphere To prevent the possibility of explosion or fire do not use the KJM63...

Page 15: ...containing sulfuric acid mist etc This may cause corrosion of various conductors and bad contacts of connectors inside the KJM6310 leading to malfunction and failure or in the worst case a fire Do not...

Page 16: ...KJM6310 falling during transportation If you need pack ing materials contact your Kikusui agent or distributor 1 4 Connecting the DC Power Supply Using the DC plug provided connect a 15 V DC power su...

Page 17: ...er up Error detection LED This LED illuminates when an error occurs such as when the RF signal is not connected when the signal amplitude is insufficient or when the clock frequency is not correct Thi...

Page 18: ...asured value 0 2 V The output impedance is approximately 600 Outputs the jitter sampling waveform before it is converted to rms values The output impedance is approximately 600 DC INPUT connector Used...

Page 19: ...INPUT connector Refer to the figures to connect the DUT to the KJM6310 and set the functions according to the input signal 1 Time interval jitter measurement using sliced RF signal and regen erated c...

Page 20: ...ted clock signal 1 Use RS 232C control 2 Do not turn both RF EDGE switches to ON Fig 3 2 Function setup switches PLL OFF SYMMETRY AUTO or AUTO OFST 1 CLOCK EDGE Any RF EDGE 2 positive either negative...

Page 21: ...using only sliced RF signal 1 Do not turn both RF EDGE switches to ON Fig 3 3 Function setup switches PLL ON SYMMETRY MANUAL CLOCK EDGE Any RF EDGE 1 positive either negative CD player etc KJM6310 Sl...

Page 22: ...tput signal 1 Use RS 232C control 2 Do not turn both RF EDGE switches to ON Fig 3 4 Function setup switches PLL ON SYMMETRY AUTO or AUTO OFST 1 CLOCK EDGE Any RF EDGE 2 positive either negative CD pla...

Page 23: ...After setting the switches DELAY which is not indicated in the table is set to AUTO and SYMMETRY LEVEL when set to SYMMETRY MANUAL is set to 0 V The BPS baud rate switch setting takes effect the next...

Page 24: ...e rising edge of the clock signal and determines the jitter Measures the time difference from the rising edge of the RF signal to the falling edge of the clock signal and determines the jitter Measure...

Page 25: ...ive etc If the RF signal to be measured is already converted to one edge be sure to set the trigger edge of the RF signal of the KJM6310 to rising or falling to match the signal Measure ment is not po...

Page 26: ...hen the RF signal is binary coded the signal after slicing will have a DC component The RF signal symmetry level refers to the level at which the signal after slicing will not have a DC component when...

Page 27: ...rol may fail especially when the duty cycle of the signal is not 50 Therefore when a sliced signal is input the symmetry level must be made not to follow up the slice level To disable the follow up fu...

Page 28: ...10 a DC offset is generated when the input is AC coupled In the example given in Fig 3 10 the duty cycle of the input signal is 25 75 Thus after the signal is AC coupled the signal shifts up by 25 Th...

Page 29: ...buted over the range of 0 to 360 as shown in Fig 3 11 However the distribution crosses 0 and 360 in Fig 3 12 resulting in a large sigma value Proper jitter measurements are not possible in such condit...

Page 30: ...LAY MODE message and set the MANUAL delay through the RS 232C interface 2 Send a DELAY CONTROL message through the RS 232C interface 3 Vary the value of the command so that the DC voltmeter reading is...

Page 31: ...setting is read during power up Configure the settings on the PC to match the interface specifications below Baud rate 9600 or 19200 bps Data length 8 bits Parity NONE Stop bit 1 bit Flow control Xon...

Page 32: ...e is complete the KJM6310 sends a response message to the computer referred to as an acknowl edge message in response to each program message sent to the KJM6310 Below are the messages sent by the KJM...

Page 33: ...is the abbreviated form of the device message name Response messages are returned in the abbreviated form Special symbols and characters Special symbols and characters used in this manual to describe...

Page 34: ...e model name of the KJM6310 is returned as shown in the following example Manufacturer KIKUSUI model KJM6310 and version 1 00 Fig 4 2 Response message to IDN RST Resets the device to factory default s...

Page 35: ...input trigger edge polarity to POS CLOC TRIG EDG POS Response message Returns the current setting in response to CLOC TRIG EDG in characters POS or NEG DELAY CONTROL DEL CON Sets the level when the de...

Page 36: ...Data format Characters Values AUT AUTO delay MAN MANUAL delay Example Set the delay mode to AUTO DEL MOD AUT Response message Returns the current setting in response to DEL MOD in charac ters AUT or...

Page 37: ...possible such as when there is no signal input or the clock frequency is outside the specifications 100 00 is returned Program message Syntax Query message JITTER JIT Response message Returns the jitt...

Page 38: ...returned Program message Syntax Query message JITTER TIME JIT TIM Response message Returns the jitter value being measured in ns in response to JIT TIM Example When the jitter value is 11 1 ns Returns...

Page 39: ...ty of the RF INPUT Or queries the current setting Program message Syntax Command message RF TRIGGER EDGE_ POSITIVE NEGATIVE EITHER RF TRIG EDG_ POS NEG EIT Query message RF TRIGGER EDGE RF TRIG EDG Pr...

Page 40: ...SYM MOD Program data Data format Characters Values AUT Set to AUTO OFFS Set to OFFSET MAN Set to MANUAL Example Set the symmetry mode to AUT SYM MOD AUT Response message Returns the current setting in...

Page 41: ...32 SYM OFFs LEV 32 Response message Returns the current setting in response to SYM OFFS LEV in integers 128 to 127 SYMMETRY SLICE LEVEL SYM SLIC LEV Queries the symmetry slice level The amplitude of...

Page 42: ...ONST TIM CON Program data Data format Real number Values 0 01 0 1 or 1 Example Set the time constant for conversion into rms values to 0 1 TIM CON 0 1 Response message Returns the current setting in r...

Page 43: ...ion Explicit The Global Resource Manager GRM component object Public m_rm As VisaComLib ResourceManager VISA I O session that is represented as IMessage VISA COM interface Public m_session As VisaComL...

Page 44: ...aCode VISA Error 0x Hex Err Number MsgBox Err Description vbExclamation strVisaCode End Sub Private Sub Form_Load Model information is checked Maker Model name Version Dim strModelInfo As String Call...

Page 45: ...status Loop Until strImr 1 Wait until the measured value is less than or equal to 20 Call SendMessage m_session JIT Get the jitter value strJitterPct ReceiveMessage m_session Call SendMessage m_sessio...

Page 46: ...ReceiveMessage session As IMessage As String Check if the VISA session is correctly opened If session Is Nothing Then MsgBox MSG vbExclamation Exit Function End If Receives the response message from...

Page 47: ...lvents such as thinner or ben zine They may discolor the surface or erase the printed characters 5 2 Inspection DC plug Check for ruptures in the covering play or cracks in the plug and so on Breaks i...

Page 48: ...correct For safety reasons the fuse is designed to blow when the DC voltage polarity is reversed If the fuse is blown request for repairs Cannot make measurements Is the input amplitude adequate The i...

Page 49: ...ge logic of the RF signal and clock sig nal correct The edge of the RF signal after both edges have been detected cannot be measured on both edges If the edge of other signals is not correct measure m...

Page 50: ...5 4 Maintenance KJM6310...

Page 51: ...l voltage range 0 2 Vp p to 2 Vp p Input impedance 50 Maximum input voltage 4 V DC AC peak Input connector BNC CLOCK input Input signal Clock frequency 4 MHz to 18 MHz Duty cycle 45 55 to 50 50 Signal...

Page 52: ...with the RF signal by delaying the CLOCK signal AUTO or MANUAL switchable MANUAL adjustment range 0 to 360 Synchronizable signal EFM signal that corresponds to a funda mental frequency of 4 1 MHz to...

Page 53: ...maximum Spec guaranteed temperature and humidity range Temperature 15 C to 35 C Humidity 20 RH to 85 RH no condensation Operating temperature and humidity range Temperature 0 C to 40 C Humidity 20 RH...

Page 54: ...6 4 Specifications KJM6310 6 3 External Dimensions Unit mm 175 MAX15 210 5 MAX240 191 161 29 2 14 5 4 M3 4 M3 24 10 5 21 133 45...

Page 55: ......

Page 56: ...TIME INTERVAL JITTER METER KJM6310 OPERATION MANUAL...

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