Fluke 863 Service Manual Download Page 4

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Contents

(continued)

2-22.

Volt/Ohms Input Protection ................................................................................... 2-13

2-23.

External Trigger and Logic Activity Input Protection ........................................... 2-14

2-24.

Amps / mA / µA Input Protection .......................................................................... 2-14

2-25.

Input Signal Conditioning ...................................................................................... 2-14

2-26.

AC Volts ................................................................................................................. 2-14

2-27.

DC Volts ................................................................................................................. 2-16

2-28.

mV DC .................................................................................................................... 2-16

2-29.

Ohms ....................................................................................................................... 2-17

2-30.

Diode Test ............................................................................................................... 2-17

2-31.

Capacitance ............................................................................................................. 2-17

2-32.

mA/µA .................................................................................................................... 2-18

2-33.

Amps ....................................................................................................................... 2-18

2-34.

Waveform Processing ............................................................................................. 2-19

2-35.

Overview ................................................................................................................. 2-19

2-36.

Detailed Description ............................................................................................... 2-19

2-37.

Waveform Triggering ............................................................................................. 2-20

2-38.

Overview ................................................................................................................. 2-20

2-39.

Dual Trigger ............................................................................................................ 2-20

2-40.

Single Trigger ......................................................................................................... 2-21

2-41.

External Trigger ...................................................................................................... 2-21

2-42.

Glitch Capture ......................................................................................................... 2-22

2-43.

Single Shot .............................................................................................................. 2-22

2-44.

Frequency Trigger .................................................................................................. 2-22

2-45.

Logic Activity Trigger ............................................................................................ 2-22

2-46.

Peak Hold ................................................................................................................ 2-22

2-47.

Auto Diode .............................................................................................................. 2-22

2-48.

Component Test ...................................................................................................... 2-23

2-49.

Digital Circuitry ...................................................................................................... 2-24

2-50.

RS-232 Serial Port .................................................................................................. 2-24

Maintenance .......................................................................................................................... 3-1

3-1.

Introduction ............................................................................................................. 3-3

3-2.

Warranty Repairs and Shipping Information ......................................................... 3-3

3-3.

Static-Safe Handling ............................................................................................... 3-3

3-4.

Cleaning .................................................................................................................. 3-4

3-5.

Disassembly ............................................................................................................ 3-4

3-6.

Reasssembly ............................................................................................................ 3-7

3-7.

Replacing the 440 mA Fuse ................................................................................... 3-9

3-8.

Replacing the 11A (High Energy) Fuse ................................................................. 3-9

Perfomance Testing and Calibration ................................................................................. 4-1

4-1.

Introduction ............................................................................................................. 4-3

4-2.

Required Test Equipment ....................................................................................... 4-3

4-3.

Alternative Test Equipment (Fluke 5500A) ........................................................... 4-3

4-4.

Performance Tests .................................................................................................. 4-4

4-5.

mV DC Test ............................................................................................................ 4-4

4-6.

DC Volts Test ......................................................................................................... 4-6

4-7.

Diode Test ............................................................................................................... 4-7

4-8.

AC Volts Test ......................................................................................................... 4-8

4-9.

Ohms and Conductance Tests ................................................................................ 4-10

4-10.

Capacitance Test ..................................................................................................... 4-11

4-11.

Frequency Test ........................................................................................................ 4-12

4-12.

Duty Cycle Test ...................................................................................................... 4-14

4-13.

Logic Test (867B Only) .......................................................................................... 4-15

Summary of Contents for 863

Page 1: ... 867B 863 Graphical Multimeters Service Manual PN 689312 December 1997 1997 Fluke Corporation All rights reserved Printed in U S A All product names are trademarks of their respective companies ...

Page 2: ...he warranty period To obtain warranty service contact your nearest Fluke authorized service center or send the product with a description of the difficulty postage and insurance prepaid FOB Destination to the nearest Fluke authorized service center Fluke assumes no risk for damage in transit Following warranty repair the product will be returned to Buyer transportation prepaid FOB Destination If F...

Page 3: ...Selection 2 3 2 4 Power Supply 2 4 2 5 Power Supply Input Voltages 2 4 2 6 Power Supply Output Voltages and Currents 2 6 2 7 Power Supply Signals 2 7 2 8 Power ON OFF Requirements 2 8 2 9 NiCd Charging Requirements 2 8 2 10 Battery and Line Level Detection 2 8 2 11 Power Supply Functional Blocks 2 9 2 12 Input Power Selector A 2 9 2 13 Boost Preregulator B 2 10 2 14 Battery Charger C 2 10 2 15 DC ...

Page 4: ...ger 2 22 2 45 Logic Activity Trigger 2 22 2 46 Peak Hold 2 22 2 47 Auto Diode 2 22 2 48 Component Test 2 23 2 49 Digital Circuitry 2 24 2 50 RS 232 Serial Port 2 24 3 Maintenance 3 1 3 1 Introduction 3 3 3 2 Warranty Repairs and Shipping Information 3 3 3 3 Static Safe Handling 3 3 3 4 Cleaning 3 4 3 5 Disassembly 3 4 3 6 Reasssembly 3 7 3 7 Replacing the 440 mA Fuse 3 9 3 8 Replacing the 11A High...

Page 5: ...C Volts Calibration 4 24 4 25 DC mAuA Calibration 4 24 4 26 DC Amps Calibration 4 24 4 27 Ohms nS Calibration 4 25 4 28 Modifying the Displayed Value 4 25 4 29 Ohms Calibration 4 26 4 30 AC Volts Calibration 4 27 4 31 AC mA A Calibration 4 27 4 32 AC Amps Calibration 4 27 4 33 Internal Constants Calibration 4 28 4 34 Setting LCD Voltage 4 28 5 List of Replaceable Parts 5 1 5 1 Introduction 5 3 5 2...

Page 6: ...8 4 6 AC Volts Average Performance Test 4 8 4 7 Ohms Performance Test 4 10 4 8 Conductance Performance Test 4 10 4 9 Capacitance Performance Test 4 11 4 10 Frequency AC Volts Performance Test 4 12 4 11 Frequency mAuA Performance Test 4 12 4 12 Duty Cycle Performance Test 4 14 4 13 Logic Performance Test 4 15 4 14 DC Amps Performance Test 4 16 4 15 AC Amps RMS Performance Test 4 16 4 16 AC Amps Ave...

Page 7: ...lts 4 6 4 3 Configuration 6 AC Volts 4 9 4 4 Configuration 5 Ohms 4 11 4 5 Configuration 7 PM5139 4 13 4 6 Configuration 7 PM5139 4 14 4 7 Configuration 9 PM5139 4 16 4 8 Configuration 3 mAuA DC and AC 4 17 4 9 Configuration 4 Amps DC and AC 4 18 4 10 Configuration 8 Component Test 4 19 4 11 Initiating Calibration 4 22 4 12 Entering Calibration Mode 4 23 4 13 Modifying the Displayed Value 4 25 4 1...

Page 8: ...1 Introduction 1 3 1 2 Description 1 3 1 3 Power Requirements 1 3 1 4 Options Accessories and Related Equipment 1 4 1 5 Operating Instructions 1 4 1 6 Obtaining Service 1 4 1 7 Conventions Used in This Manual 1 5 1 8 Chapter Contents 1 5 1 9 Specifications 1 6 ...

Page 9: ...ated Description 1 2 The Fluke 867B and 863 Graphical Multimeters GMMs provide full digital multimeter DMM capabilities along with graphical waveform displays and trend plotting Model 867B also provides component testing and logic activity testing Power Requirements 1 3 The GMM can be powered with the Battery Eliminator or with 6 AA ANSI NEDA L40 alkaline cells New alkaline batteries provide a min...

Page 10: ...d Battery Pack Operating Instructions 1 5 Operating instructions for the Fluke 867B and 863 Graphical Multimeters can be found in the Users Manual For ordering information see How to Obtain Parts in Chapter 5 Obtaining Service 1 6 A GMM under warranty will be promptly repaired or replaced at Fluke s option and returned at no charge See the registration card for warranty terms If the warranty has e...

Page 11: ...e Manual explains special terminology and conventions and provides complete GMM specifications Chapter 2 Theory of Operation describes the GMM s circuitry in terms of functional blocks with a description of each block s role in overall operation A detailed circuit description is then given for each block Chapter 3 General Maintenance provides information on general maintenance handling precautions...

Page 12: ...ers Input Impedance 10 MΩ Shock and Vibration per MIL T 28800 class 3 sinusoidal non operating Dimensions 5 4 x 9 7 x 2 7 in 137 x 246 x 68 mm Weight 3 lbs 1 35 kg Battery Operating Time backlight off or low Alkaline 8 hours typical NiCd 863 10 hours typical 867B 8 hours typical Battery Recharge Time 16 hours minimum from full discharge Drip Proof Case per IEC 529 IP 52 Drip Proof Safety Designed ...

Page 13: ...n 0 C 50 C Storage 20 C 60 C os1f eps Figure 1 1 Temperature and Humidity Power Fluke 867B Fluke 863 Battery Eliminator Charger Yes Optional Eliminator only NiCd Battery Pack Yes Optional BP7217 Battery Pack Optional BC7210 Ext Charger Alkaline Batteries 6 AA Cells Optional Customer Supplied Yes Battery Life NiCad Alkaline 8 hrs supplied 8 hrs optional 10 hrs optional 8 hrs supplied ...

Page 14: ...3 0000V 0 1 mV 1 5 10 0 19 dB 0 5 10 0 10 dB 0 5 10 0 10 dB 4 200 1 39 dB 8 200 1 68 dB 10 200 1 82 dB 30 000V 1 mV 1 5 10 0 19 dB 0 5 10 0 10 dB 0 5 10 0 10 dB 4 200 1 39 dB 8 200 1 68 dB 10 200 1 82 dB 300 00V 10 mV 1 5 10 0 19 dB 0 5 10 0 10 dB 0 5 10 0 10 dB 4 200 1 39 dB 8 200 1 68 dB 10 200 1 82 dB 1000 0V 100 mV 1 5 10 0 19 dB 1 5 10 0 19 dB NA NA NA NA 300 mV 300V ranges 3 1 1000V range 3 ...

Page 15: ...ode Rejection 60 dB at 50 Hz and 60 Hz 1 kΩ unbalance Common Mode Volts Hertz Product 1 x 10 7 dBm Reference 2 4 8 16 50 75 93 110 125 135 150 300 600 900 1000 and 1200Ω Overload Protection 1000V rms DC Volts percent of reading counts Function Range Res Fluke 867B Fluke 863 mV DC 300 00 mV 0 01 mV 0 025 2 0 04 2 3000 0 mV 0 1 mV 0 025 2 0 04 2 30 000V 0 001 V 0 025 2 0 04 2 V DC 300 00V 0 01 V 0 0...

Page 16: ...nts Range Resolution Accuracy 300 µA 1 0 01 µA 0 1 15 3000 µA 1 0 1 µA 0 1 2 30 mA 2 1 µA 0 05 15 300 mA 10 µA 0 1 2 3A 100 µA 0 2 15 10A 1 mA 0 2 2 1 Ranges available on the Fluke 867B only 2 Fluke 863 30 mA DC range accuracy 0 1 15 AC Current Accuracy percent of reading counts Range Resolution True RMS AC Current Accuracy Average AC counts 2 True RMS Avg 20 Hz to 50 Hz 50 Hz to 3 kHz 3 kHz to 10...

Page 17: ... 3 100 µF 10 900 Overload Protection 1000V rms 1 10 000 pF range last digit reads zero 2 10 000 µF range last two digits read zero 3 Using REL to zero internal offset Continuity Beeper Values Range Beeper On Beeper Off 300Ω 32Ω 136Ω 3 kΩ 212Ω 725Ω 30 kΩ 1586Ω 4799Ω 300 k Ω 15 3 kΩ 45 5 kΩ 3 MΩ 152 7 kΩ 459 1 kΩ 30 MΩ 66 kΩ 194 kΩ Resistance percent of reading counts Range Resolution Accuracy Maxim...

Page 18: ...acy percent of reading counts Range Resolution Accuracy 1000 00 Hz 0 01 Hz 0 05 2 10 0000 kHz 0 1 Hz 0 05 1 100 000 kHz 1 Hz 0 05 1 1 00000 MHz 10 Hz 0 05 1 2 0000 MHz 100 Hz 0 05 1 Duty Cycle Range 0 1 to 99 9 Accuracy 5 2 divided by the pulse width in microseconds 2 counts 1 ms 1000 microseconds Period Ranges 999 99 µs 9 999 ms 99 99 ms and 999 ms Accuracy 0 05 of reading 2 counts Pulse Width Ra...

Page 19: ...uency measurements will trigger on the logic family high levels All measurements are made using the Logic Ext Trig input jack 2 For frequency 1 MHz use full logic level Frequency Measurements Frequency Resolution Accuracy 1000 00 Hz 0 01 Hz 0 05 2 10 0000 kHz 0 1 Hz 0 05 1 100 000 kHz 1 Hz 0 05 1 1 00000 MHz 10 Hz 0 05 1 2 0000 MHz 100 Hz 0 05 1 10 0000 MHz 100 Hz 0 05 1 ...

Page 20: ... Samples Captured 512 in Single Shot and Glitch Capture 256 all other modes Update Rate 4 times per second Time Base Modes Single Shot and Recurrent Ranges From 4 2 µs per division to 5 seconds per division Trigger Types Internal and External Coupling AC DC and Glitch Capture External Trigger Impedance 1 MΩ in parallel with 75 pF External Trigger Input Logic External Trigger Terminal External Trig...

Page 21: ...2 10 2 14 Battery Charger C 2 10 2 15 DC DC Converter D 2 12 2 16 Backlight Current Sink E 2 12 2 17 Power Switch Circuitry F 2 12 2 18 LCD Contrast Control G 2 12 2 19 Power On Reset Circuit H 2 12 2 20 Linear Post Regulators I 2 13 2 21 Input Overload Protection 2 13 2 22 Volt Ohms Input Protection 2 13 2 23 External Trigger and Logic Activity Input Protection 2 14 2 24 Amps mA µA Input Protecti...

Page 22: ...gger 2 20 2 40 Single Trigger 2 21 2 41 External Trigger 2 21 2 42 Glitch Capture 2 22 2 43 Single Shot 2 22 2 44 Frequency Trigger 2 22 2 45 Logic Activity Trigger 2 22 2 46 Peak Hold 2 22 2 47 Auto Diode 2 22 2 48 Component Test 2 23 2 49 Digital Circuitry 2 24 2 50 RS 232 Serial Port 2 24 ...

Page 23: ...kes data from both the Slow A D Converter U30 and the custom digital IC U24 storage to simultaneously display a waveform and a 4 1 2 digit meter reading Power supplies include 5 2V dc and 5 2V dc for analog circuitry 3 3V dc for digital circuits and VEE nominally 23V dc for the LCD module Start Up Sequence 2 2 The GMM sequences through the following steps when power is applied The 3 3V power suppl...

Page 24: ...Do not attempt to place other batteries in the BP7217 battery pack damage to the batteries could result A low battery indicator comes on when battery voltage drops below a preset voltage level This level is the same for all types of batteries remaining battery life can vary from minutes to hours depending on battery type ambient temperature and battery history A low battery power down can also occ...

Page 25: ...128 x 8 U20 SRAM 32k x 8 System U13 LCD Controller 1335 LCD Module Drivers 240 x200 Backlight UART SWCrtl10 To From uProcessor To From RIC SWControl RIC Function Blocks U30 DIC Function Blocks U24 To From RS 232 4 8 MHz ADControl ADControl SWCrtl13 Component Test Source DAC1 DACL1 Rotary Switch Wakeup to Power Supply DACData Keyboard Module EEPROM Logic Activity External Trigger Attenuation I O IN...

Page 26: ...2 mA 40 mW 0 02 C max VCC 3 27V 0 07 2 0 50 mV rms 82 mA 271 mW VAD and VCC are tied together unregulated DC used for IBL VSS 5 2V 0 26 5 0 50 mV rms 32 mA 166 mW 0 2V p p maximum noise to 1 MHz BW VEE 20V na 5 mA 115 mW TC 38 mV C center value adjusted and stored at test IBL 4V 15 na 80 mA 264 mW current for backlight LED 15 IBL na Current Return for IBL max 1 5V burden voltage IBL is controlled ...

Page 27: ... not powered CONTRAST PWM signal from U25 The frequency is set at U25_SYSCLK CLOCK_DIVIDER x COUNTER_LIMIT yielding 4 8 MHz 4 x 4096 equaling 293 Hz The PWM signal has 12 bit resolution which can vary the duty cycle from 0 to 100 IBL Current source generated by power supply used to run the LCD backlight Current source is controlled by the BACKLIGHT_ON control signal Typical current level is 80 mA ...

Page 28: ...w function NiCd Charging Requirements 2 9 Models 867B use an internal two state charger The initial charge state is at approximately 170 mA 30 mA to allow for full overnight charging 16 hours minimum The second charge state is at approximately 40 mA 15 mA to allow for battery charge maintenance without full charging from a discharged condition A timer reset each time the battery eliminator is plug...

Page 29: ... LCD contrast control and temperature compensator G Power on reset H Linear post regulators I 5 volt bias supply J Input Power Selector A 2 12 The input power selector automatically selects either battery eliminator power line or battery If a battery eliminator is connected to the GMM 12 volts 5 is applied through line filter FL1 to the anode of CR21 This 12 volts turns on Q13 which pulls down the...

Page 30: ... 2 14 The battery charger consists of the following two sections Q22 and its associated components provide a linear current source of either 170 mA or 40 mA to charge the NiCd battery Transistors Q1 Q2 Q3 Q6 and Q11 provide logic control of the charger state The other part of the circuit is U32 and its associated components which provide a timeout of at least 16 hours to prevent continuous overcha...

Page 31: ...4 U22 LM393DT MC33172 U2 D 24 9K R100 MMBD7000 CR9 D 1 00MEG R126 CR22 1N5817 475 R133 475 R46 475 R72 5 D 1UF C10 CR25 BAT54 10K MUN2211 Q12 D 10K MUN2211 Q13 D MMBD7000 CR5 P3 P3 P3 D D 10K MUN2211 Q30 D MMBD7000 CR8 D 1UF C21 BAV74 CR12 D R6 475 D 1UF C91 D D VAD 10UF C84 4 99K R7 10 0K R35 100K R130 R138 100K R139 1 00MEG 66 5K R140 100K R141 1 00MEG R14 100K R27 100K R29 R125 0 R137 100K D 10...

Page 32: ...osition To turn on the circuitry U34 and its associated components are used to generate a POK 1 signal which turns on the GMM R138 CR25 R139 and C10 in conjunction with U34 provide fast turn on R138 and CR25 and slow turn off R139 and C10 This slow turn off time allows you to rotate through the OFF position on the selector without turning the GMM off If a POWER_DOWN command is sent to Q30 U33 is c...

Page 33: ...5 volts The circuit of U4 Q19 R19 and R13 amplify the output of Q18 by 1 inverting to provide a nominal 5 175 volts The 475Ω resistors in the base circuit of each transistor provide current limit Note The SOT 23 transistors used in this circuitry cannot handle short circuits at their outputs Momentary shorts due to probing will damage these devices Zero ohm resistors R52 R87 R62 R48 and R60 provid...

Page 34: ... recover from both high voltage transients and steady state overloads External Trigger and Logic Activity Input Protection 2 23 The external trigger input receptacle consists of the following two signal paths each with a separate input protection circuit The DC path is used only for logic activity A 1 5 MΩ resistor R91 is used for current limitation The low end of this resistor is clamped by chip ...

Page 35: ...r U10 and the frequency comparators U30 is provided at a gain of 1 Starting with the conditioned ac signal the average converter produces a dc voltage equal to the average value of the full wave rectified ac signal multiplied by 1 111 The average converter uses an op amp in U30 the analog processor in an inverting configuration Direct output from U8 provides the converter input and is routed throu...

Page 36: ...y to the 10 MΩ resistor of Z5 which is connected in series with the 101 01 kΩ U30 17 10 01 kΩ U30 13 or 1 000 kΩ U30 12 resistor These total series resistances divide down the input voltage by 0 01 0 001 or 0 0001 for the 30V 300V or 1000V ranges respectively Switches in U30 select the resistor and pass the conditioned signal on to the combination circuit and the active filter The input signal is ...

Page 37: ...low A D Converter Range 300Ω 3V 1 00 kΩ U30 12 300 mV 3 kΩ 1 3V 10 01 kΩ U30 13 300 mV 30 kΩ 1 3V 101 01 kΩ U30 17 300 mV 300 kΩ 1 3V 1 00 MΩ U30 14 300 mV 3 MΩ 1 3V 10 MΩ only 300 mV 30 MΩ 3V 10 MΩ only 3V 300 nS 3V 10 MΩ only 3V 3000 nS 3V 1 00 MΩ U30 14 3V Diode Test 2 30 Diode Tests are connected at the Ë and â inputs Auto Diode and Component Test use a similar measurement method An AC current...

Page 38: ...R148 by U16 For DC current mA and µA voltage is sensed through R82 to U30 9 U30 routes this voltage to the active filter and the Slow A D Converter For AC current mA and µA the voltage is sensed though another switch of U16 and routed to the AC path Amps 2 33 Amps measurements are connected at the á and â inputs The current flows through F1 and R109 to â The voltage is sensed first though R42 then...

Page 39: ... gain factor used by the Slow A D Converter The Slow A D Converter uses one of three gain factors as required by the selected function and range As a result a 30 mV 300 mV or 3V full scale signal is provided to the Slow A D Converter The AC path is scaled to output 300 mV full scale for all inputs For proper recombination with the AC signal the DC signal provided to the Slow A D Converter must be ...

Page 40: ...2 37 Overview 2 38 The GMM uses software and hardware triggers to control waveform display and frequency counter operation A software trigger occurs automatically if no hardware trigger has occurred for a fixed period The following types of hardware triggers are available Dual Trigger is the default providing two adjustable thresholds Dual triggering thereby allows for adjustment of the hysteresis...

Page 41: ...tor use the same internal input signal TP19 The U1 DAC generates the required single threshold voltage for the comparator this voltage can range from 3 2V to 3 2V This range is derived from the DAC output current converted to a 3 2V to 0V signal by the DAC amplifier U30 C35 and associated feedback resistor U1 and level shifted by a CT amplifier U30 R84 R58 and R129 Check the Single Trigger circuit...

Page 42: ...rcuitry is normally used to provide transitions for frequency measurement the thresholds set for triggering also become the thresholds used for frequency measurement If the single threshold trigger has been selected the thresholds used for frequency measurement are fixed and are not related to the threshold used for triggering the waveform acquisition fixed levels applied to the dual level trigger...

Page 43: ...at U30 87 A 1V dc bias is added to the signal at TP29 With the gyrator AC and peak circuits turned off U14 10 and U14 11 asserted high U14 9 asserted low the signal is routed through U9 to TP19 and into U10 16 The current readings are obtained through a virtual ground connection between common and the measurement ground GND3 Any current that flows through a device under test flows into the I V amp...

Page 44: ...cessor 4 8 MHz for the Fast A D Converter 3 84 MHz for the U30 IC and 6 4 MHz for the LCD controller Clocks Fast A D Converter data into high speed RAM in U24 Detects the minimum and maximum readings over a scan Uses frequency counters to determine frequency pulse width duty cycle and period Outputs threshold signals DAC1 and DAC2 Two pulse width modulated signals are output by the DIC and when RC...

Page 45: ...Serial Port 2 2 25 SOFTKEY1 SOFTKEY2 SOFTKEY3 SOFTKEY4 SOFTKEY5 DISPLAY TOUCHHOLD SAVE PRINT MIN MAX RANGE HERTZ CAL BACK_WAKE WAKEUP S0 S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 S12 S12A KEYPADINT os4 eps Figure 2 3 Keypad Connections ...

Page 46: ...ge 3 1 Introduction 3 3 3 2 Warranty Repairs and Shipping Information 3 3 3 3 Static Safe Handling 3 3 3 4 Cleaning 3 4 3 5 Disassembly 3 4 3 6 Reasssembly 3 7 3 7 Replacing the 440 mA Fuse 3 9 3 8 Replacing the 11A High Energy Fuse 3 9 ...

Page 47: ...6 6196 Anywhere in the world 1 425 356 5500 Or visit Fluke s Web site at www fluke com Static Safe Handling 3 3 The GMM contains components that are susceptible to damage from electrostatic discharge ESD Follow these two rules for handling static sensitive devices HANDLE ALL STATIC SENSITIVE COMPONENTS AT A STATIC SAFE WORK AREA Use grounded static control table mats on all repair benches and alwa...

Page 48: ...t is lightly dampened with water or a mild detergent Do not use aromatic hydrocarbons chlorinated solvents or methanol based fluids when you wipe the GMM Disassembly 3 5 Refer to Figure 3 1 throughout this procedure 1 Set the GMM selector to OFF Be sure to leave the selector in this position throughout the disassembly and reassembly procedure Note that you do not need to remove the bail and batter...

Page 49: ...Maintenance Disassembly 3 3 5 OFF 1 6 Places 4 5 5 3 3 2 os5f eps Figure 3 1 Disassembly ...

Page 50: ...867B 863 Service Manual 3 6 os6f eps Figure 3 1 Disassembly cont ...

Page 51: ...able 3 Grasp the board at the top and bottom so that it can be smoothly lowered into position in the case top 4 As you begin lowering the board into position make sure the battery eliminator connection detail B in Figure 3 1 slips into its slot snug against the top case wall Gently press the board into position at the top and bottom 5 Replace the three board securing screws 6 Replace the case bott...

Page 52: ...867B 863 Service Manual 3 8 5 1 6 2 3 4 os30f eps Figure 3 2 Reassembly ...

Page 53: ...y Fuse 3 8 Follow the Disassembly instructions in this chapter Figure 3 1 Remove this fuse shown as step 9 in Figure 3 3 Check for signs of damage smoked arced areas on the circuit board Note Avoid switching 440 mA and 11A fuses The 440 mA fuse is accessible through the battery compartment and does not require GMM disassembly The 11A fuse resides on the opposite side of the GMM circuit and does re...

Page 54: ...Peak Hold Test 4 19 4 16 Component Test 867B Only 4 19 4 17 Rel Test Touch Hold Test 4 20 4 18 Glitch Capture Test 4 21 4 19 External Trigger Test 4 21 4 20 Calibration 4 22 4 21 Measuring the System Resistance 4 22 4 22 Starting Calibration Mode on the GMM 4 22 4 23 mV DC Calibration 4 23 4 24 DC Volts Calibration 4 24 4 25 DC mAuA Calibration 4 24 4 26 DC Amps Calibration 4 24 4 27 Ohms nS Calib...

Page 55: ...25A driven by the 5700A is used to calibrate dc and ac amps Warning Ensure that the calibrator is in standby mode before making any connection between the calibrator and the GMM Dangerous voltages may be present on the leads and connectors Alternative Test Equipment Fluke 5500A 4 3 The Fluke 5500A can also be used as the source where a calibrator is called for in performance testing and calibratio...

Page 56: ...uct Calibrator ACV DCV ACA DCA Ohms Capacitance Performance Tests 4 4 The following procedures ensure that the 860 Series GMM meets or exceeds all customer specifications To successfully perform these tests it is important that you have read the User Manual and know how to make the measurements each specific test calls for mV DC Test 4 5 Connect the GMM and 5700A in Configuration 1 Figure 4 1 Then...

Page 57: ...Tests 4 4 5 HI HI LO LO HI OUTPUT V A SENSE V AUX CURRENT GUARD GROUND WIDEBAND Ω Ω 5700A Calibrator FREEZE DISPLAY MODE SAVE PRINT MIN MAX RANGE WAKE UP HZ TOUCH HOLD 1 2 5 3 4 mV HiZ A COM V EXT TRIG mA A os12f eps Figure 4 1 Configuration 1 mV DC ...

Page 58: ...3 Step GMM Range Input Input Source Lower Limit Upper Limit Lower Limit Upper Limit 1 30 000V 29 000V 5700A 28 991 29 009 28 986 29 014 2 300 00V 290 00V 5700A 290 09 289 91 290 14 289 86 3 1000 0V 1000 0V 5700A 999 5 1000 4 999 4 1000 6 HI HI LO LO HI OUTPUT V A SENSE V AUX CURRENT GUARD GROUND WIDEBAND Ω Ω 5700A Calibrator FREEZE DISPLAY MODE SAVE PRINT MIN MAX RANGE WAKE UP HZ TOUCH HOLD 1 2 5 ...

Page 59: ...00A in Configuration 2 Figure 4 2 äselected Then perform the three steps called for in Table 4 4 Before proceeding to the next test place the 5700A in Standby Table 4 4 Diode Test Performance Test Step GMM Range Input Input Source Lower Limit Upper Limit 1 Auto 2 9V 5700A 2 3 3 5 2 2 9V 5700A 2 3 3 5 3 Manual 2 5000V 5700A 2 4986 2 5015 ...

Page 60: ...0 00 mV 100 00 mV 100 kHz 5700A 94 00 106 00 4 300 00 mV 200 00 mV 200 kHz 5700A 182 00 218 00 5 300 00 mV 50 00 mV 300 kHz 5700A 43 00 57 00 6 3 0000V 150 00 mV 20 Hz 5700A 0 1468 0 1533 7 3 0000V 1 0000V 300 kHz 5700A 0 8800 1 1200 8 30 000V 29 000V 10 kHz 5700A 28 845 29 155 9 30 000V 10 000V 200 kHz 5700A 9 000 11 000 10 300 00V 15 00V 20 Hz 5700A 14 68 15 33 11 300 00V 290 00V 50 kHz 5725A 27...

Page 61: ... Tests 4 4 9 HI HI LO LO HI OUTPUT V A SENSE V AUX CURRENT GUARD GROUND WIDEBAND Ω Ω 5700A Calibrator FREEZE DISPLAY MODE SAVE PRINT MIN MAX RANGE WAKE UP HZ TOUCH HOLD 1 2 5 3 4 A COM V EXT TRIG mA A V os17f eps Figure 4 3 Configuration 6 AC Volts ...

Page 62: ...ce Test Step Range Input Input Source Lower Limit Upper Limit 1 300 00Ω 0 00Ω Shorting Bar 0 00 0 10 2 300 00Ω 190 00Ω 5700A 189 77 190 23 3 3 0000 kΩ 1 9000 kΩ 5700A 1 8985 1 9015 4 30 000 kΩ 19 000 kΩ 5700A 18 985 19 015 5 300 00 kΩ 190 00 kΩ 5700A 189 85 190 15 6 3 0000 MΩ 1 9000 MΩ 5700A 1 8970 1 9031 7 30 000 MΩ 10 000 MΩ 5700A 9 977 10 023 Table 4 8 Conductance Performance Test Step Range In...

Page 63: ...HOLD 1 2 5 3 4 A COM V EXT TRIG mA A os16f eps Figure 4 4 Configuration 5 Ohms Capacitance Test 4 10 Rotate the GMM selector to Diode Capacitance Test ä Connect the GMM Ë and â inputs to the GenRad 1412BC Then perform the test steps in Table 4 9 Table 4 9 Capacitance Performance Test Step GMM Range Input Input Source Lower Limit Upper Limit 1 10000 pF open open 0 130 2 1 µF 0 950 µF GenRad 1412 BC...

Page 64: ...est Step Range Input Input Source Lower Limit Upper Limit 1 Auto 3 00 Hz 0 060V rms sine 170 mV p p PM 5139 2 98 3 02 2 Auto 500 00 kHz 0 125V p p sine PM 5139 499 74 500 26 3 Auto 800 00 kHz 0 21V p p square PM 5139 799 59 800 41 4 Auto 1 5000 MHz 2 1V p p sine PM 5139 1 4991 1 5009 Next rotate the selector to Model 867B only If necessary press x to select AC Connect the 5700A to the and â GMM in...

Page 65: ...ts 4 4 13 FREEZE DISPLAY MODE SAVE PRINT MIN MAX RANGE WAKE UP HZ TOUCH HOLD 1 2 5 3 4 A COM V EXT TRIG mA A LOCAL ADDR x10 OUTPUT Zo 50Ω PM 5139 function generator 0 1 mHz 10MHz RESET RANGE A mV V V HiZ mA A os18f eps Figure 4 5 Configuration 7 PM5139 ...

Page 66: ... 6 and perform the test shown in Table 4 12 Table 4 12 Duty Cycle Performance Test Range Input Input Source Lower Limit Upper Limit AUTO 50 00 10 kHz 0 2V p p square PM 5139 49 8 50 2 FREEZE DISPLAY MODE SAVE PRINT MIN MAX RANGE WAKE UP HZ TOUCH HOLD 1 2 5 3 4 A COM V EXT TRIG mA A LOCAL ADDR x10 OUTPUT Zo 50Ω PM 5139 function generator 0 1 mHz 10MHz RESET RANGE A mV V V HiZ mA A os33f eps Figure ...

Page 67: ... in Table 4 13 Table 4 13 Logic Performance Test Range Input Input Source Lower Limit Upper Limit na 2 0 MHz 1 5V p p pulse 50 duty cycle 0 7V dc offset PM 5139 1 9989 2 0011 1 5V p p transitioning from 0 7V to 2 2V FREEZE DISPLAY MODE SAVE PRINT MIN MAX RANGE WAKE UP HZ TOUCH HOLD 1 2 5 3 4 A COM V EXT TRIG mA A LOCAL ADDR x10 OUTPUT Zo 50Ω PM 5139 function generator 0 1 mHz 10MHz RESET RANGE A m...

Page 68: ...step 2 Press v to select Average and wcto select µA 100e Complete steps 1 and 2 in Table 4 16 AC Amps Average Rotate the GMM selector to Amps è Connect the GMM 5700A and 5725A in Configuration 4 Figure 4 9 If necessary press x on the GMM to select DC Then complete step 3 called for in Table 4 14 DC Amps Next press x to select AC and if necessary press v to select rms Complete steps 3 and 4 called ...

Page 69: ...A 10 kHz 5700A 205 4 214 6 3 3 000A 2 90A 3 kHz 5725A 2 874 2 926 Use 2 90A 1 kHz with Fluke 5500A When using the battery eliminator the upper limit for this test is 2 0 HI HI LO LO HI OUTPUT V A SENSE V AUX CURRENT GUARD GROUND WIDEBAND Ω Ω 5700A Calibrator FREEZE DISPLAY MODE SAVE PRINT MIN MAX RANGE WAKE UP HZ TOUCH HOLD 1 2 5 3 4 A COM V EXT TRIG mA A mA A AC DC os14f eps Figure 4 8 Configurat...

Page 70: ...2OV PK MAX 5700A Calibrator Rear Panel FREEZE DISPLAY MODE SAVE PRINT MIN MAX RANGE WAKE UP HZ TOUCH HOLD 1 2 5 3 4 A COM V EXT TRIG mA A A 5725A Amplifier Front Panel 5700A 5725A 5725A Calibrator Rear Panel os15f eps Figure 4 9 Configuration 4 Amps DC and AC ...

Page 71: ...detailed in Table 4 18 to measure the expected limits at the GMM input jacks V e G and â Rotate the GMM selector to Component Test and measure the appropriate signal See Figure 4 10 Table 4 18 Component Test Performance Test Range GMM Output Lower Limit Upper Limit na 2 2V ac rms 200 Hz 1 9 2 5 na 0 210 mA ac rms 200 Hz 0 164 0 256 FREEZE DISPLAY MODE SAVE PRINT MIN MAX RANGE WAKE UP HZ TOUCH HOLD...

Page 72: ...ts shown in Table 4 19 Table 4 19 Rel Performance Test Input Input Source Lower Limit Upper Limit 1000 0V dc 5700A using GMM volts input 0 2 0 2 4 Press é 5 On the 5700A press l to select Standby 6 Check for a GMM reading within the limits shown in Table 4 20 Table 4 20 Touch Hold Performance Test Input Input Source Lower Limit Upper Limit 0V dc open 0 2 0 2 ...

Page 73: ... Source PASS FAIL 07V p p Pulse 10 kHz 50 duty PM5139 to the GMM volts input Trigger occurs No Trigger External Trigger Test 4 19 1 Turn on the GMM to mV DC 2 Press v View u Trigger w Internal External to select external x Exit 3 Press v Single Shot t Arm 4 Apply a 2V p p 100 kHz Pulse wave 5 Check for the PASS FAIL indications shown in Table 4 22 Table 4 22 External Trigger Performance Test Input...

Page 74: ...calibration procedure Starting Calibration Mode on the GMM 4 22 Connect the Battery Eliminator to the GMM to ensure stable power during calibration Rotate the selector to mV DC and allow for GMM warm up of at least 10 minutes In all cases allow the Calibrator and the GMM to settle before starting the actual calibration Place the GMM in calibration mode by pressing the calibration button This butto...

Page 75: ...permanently only when you press t Save Cal after the last calibration step If you press x Abort Cal at any time prior to this the GMM immediately returns to normal operation and no new calibration constants are retained os9s eps Figure 4 12 Entering Calibration Mode mV DC Calibration 4 23 1 On the GMM check that the selector is set to mV DC 2 Connect the 5700A to the Ë and â inputs on the GMM 3 St...

Page 76: ...pply 290 00 mA dc Allow for settling then press t Proceed 3 Step 10 Apply 29 000 mA dc Allow for settling then press t Proceed 4 Step 11 Apply 2 900 mA dc Allow for settling then press t Proceed 5 Step 12 Apply 290 00 µA dc Allow for settling then press t Proceed 6 Step 13 Apply 29 00 µA dc Allow for settling then press t Proceed 7 Place the 5700A in Standby DC Amps Calibration 4 26 1 Rotate the G...

Page 77: ...adjustment procedure For example calibration at 190 00 ohms could proceed as follows Source 190 0732 ohms at output terminals Leads 0 123 ohms Altered value source value 190 0732 lead resistance 0 123 190 2962 ohms The reading will appear as nominal with an arrow pointing to the digit to be adjusted With the GMM reading 190 00 the altered value should be rounded to 190 30 Use the following key pre...

Page 78: ...sary Allow for settling then press t Proceed 7 Step 19 Apply 19 000 kΩ Modify the value as necessary Allow for settling then press t Proceed 8 Step 20 Apply 1 9000 kΩ Modify the value as necessary Allow for settling then press t Proceed 9 Step 21 Apply 190 00Ω Modify the value as necessary Allow for settling then press t Proceed 10 The following steps adjust nS 1 R the nominal values are 100 nS an...

Page 79: ...Aµ µ µ µA Calibration 4 31 1 Rotate the selector knob to mAµA 2 Remove the ac connection and connect the 5700A to the and â inputs on the GMM 3 Step 31 Apply 290 00 mA 1 kHz Allow for settling then press t Proceed 4 Step 32 Apply 29 000 mA 1 kHz Allow for settling then press t Proceed 5 Step 33 Apply 2 900 mA 1 kHz Allow for settling then press t Proceed 6 Step 34 Apply 290 00 µA 1 kHz Allow for s...

Page 80: ... 34 A separate calibration procedure allows you to establish the existing contrast SET UP setting as a new mid point LCD voltage A viewable contrast range can therefore be reestablished after GMM repair Although the calibration button must be pressed during the following procedure no actual inputs to the GMM are required and no calibration constants are altered Set the user selectable contrast lev...

Page 81: ...5 1 Chapter 5 List of Replaceable Parts Title Page 5 1 Introduction 5 3 5 2 How To Obtain Parts 5 3 5 3 Manual Status Information 5 3 5 4 Newer Instruments 5 3 5 5 Service Centers 5 4 5 6 Parts 5 4 ...

Page 82: ... by calling 1 800 526 4731 Parts price information is available from the Fluke Corporation or its representatives In the event that the part ordered has been replaced by a new or improved part the replacement will be accompanied by an explanatory note and installation instructions if necessary To ensure prompt delivery of the correct part include the following information when you place an order I...

Page 83: ...6 Anywhere in the world 1 425 356 5500 Parts 5 6 Note ê This instrument may contain a Nickel Cadmium battery Do not mix with the solid waste stream Spent batteries should be disposed of by a qualified recycler or hazardous materials handler Contact your authorized Fluke service center for recycling information Manual Status Information Ref or Option number Assembly name Fluke Part Number Revision ...

Page 84: ... 615358 1 MP3 863 LCDMODULE 240X200 GRAPH TRNSFLECTIVE 928168 1 MP3 867B LCDMODULE 240X200 GRAPH TRNSMISSIVE 602430 1 MP4 CASE BOTTOM 948575 1 MP5 SHORTING BAR BATTERY 948687 1 MP7 BAIL 948591 1 MP8 LABEL ADHES MYLAR 1 50 312 943407 1 MP9 LABEL CALIBRATION 948674 1 MP10 TEST LEAD ASSY TL70A 855820 1 MP11 SUPPORT INTERNAL 948625 1 MP12 ADAPTER SHAFT 948604 1 MP13 SHIELD MAIN 948661 1 MP14 DOOR ACCE...

Page 85: ... KEYPAD MODULE 948799 1 S2 867B KEYPAD MODULE 948641 1 TM1 86X USER MANUAL GRP E ENG FR SP DUTCH 944178 1 TM2 86X USER MANUAL GRP G GER ITAL SWE NORW 944181 1 TM3 86X USER MANUAL GRP J ENG JAPAN 944710 1 TM4 860 USER MANUAL 688192 1 1 867B only 2 863 ONLY 3 867BE 120V only 4 867BG and 867BE 230V only 5 867BJ 100V only 6 867BEA 240V only ...

Page 86: ... 7 6 Places MP7 MP14 BT1 MP8 MP4 A1 U11 U19 MP41 2 Places H3 3 Places P2 H12 2 Places MP13 MP3 MP2 MP1 MP9 MP20 MP21 S2 MP12 Tab Edge MP11 E1 F2 H2 MP40 MP5 MP23 2 Places H6 6 Places Fluke 860 T B os20f eps Figure 5 1 860 Series Final Assembly ...

Page 87: ...930149 1 C23 CAP CER 22PF 10 50V C0G 1206 740563 1 C24 C30 C57 CAP CER 0 01UF 10 50V X7R 1206 747261 3 C25 C26 CAP POLYES 0 47UF 10 50V 697409 2 C27 C52 C54 CAP POLYES 1UF 5 50V 944590 3 C31 CAP POLYES 0 1UF 5 1000V 944587 1 C34 C63 CAP CER 0 22UF 80 20 50V Y5V 1206 740597 2 C35 CAP CER 390PF 5 50V COG 1206 887278 1 C36 CAP CER 100PF 10 6000V X5F 943667 1 C37 C98 CAP CER 68PF 5 50V C0G 0805 573857...

Page 88: ...1 CAP TA 4 7UF 20 10V 106952 2 CR1 DIODE RECT BRIDGE BV 50V IO 1A 912456 1 CR2 7 CR11 CR15 17 CR26 DIODE SI BV 100 IO 100MA DUAL SOT 23 821116 821116 821116 11 3 CR9 DIODE SI BV 100 IO 100MA DUAL SOT 23 821116 1 2 CR10 DIODE SI SCHOTTKY DUAL 30V SOT 23 929745 1 CR12 CR24 DIODE SI DUAL BV 50V IO 100MA SOT 23 851659 2 CR13 DIODE SI 100 PIV 1 AMP SURFACE MOUNT 912451 1 CR14 DIODE SI SCHOTTKY DUAL 30V...

Page 89: ...P 40V 0 2W SOT 23 942511 1 Q22 TRANSISTOR SI BV 40V 15W D PAK 930268 1 2 Q24 Q25 Q28 TRANSISTOR SI PNP BIAS 50V 0 2W SC 59 930045 3 Q30 TRANSISTOR SI NPN BIASED SC 59 930052 1 Q31 TRANSITOR PHOTO W DAYLIGHT FILTER 942540 1 R1 R3 R22 R32 R61 R118 R149 RES CERM 1K 1 0 1W 100PPM 080 928713 928713 928713 8 R2 RES CERM 11K 1 0 1W 100PPM 0805 928796 1 R4 RES CERM 464K 1 0 1W 100PPM 0805 928903 1 R5 RES ...

Page 90: ...PM 0805 930128 1 R37 RES CERM 61 9K 1 0 1W 100PPM 080 928861 1 R38 RES CERM 1K 1 0 1W 100PPM 0805 928713 1 R40 RES CERM 1 47K 1 0 1W 100PPM 0805 943613 1 R41 R43 RES CERM 221K 1 0 1W 100PPM 0805 928890 2 R42 RES WW 1 5 2 5W 15PPM 944363 1 R44 RES CERM 464K 1 0 1W 100PPM 0805 928903 1 2 R45 R54 R66 R79 R88 R93 R110 R145 R154 R155 R157 R160 RES CERM 47 5 0625W 200PPM 0603 927707 927707 927707 927707...

Page 91: ... 1W 100PPM 820845 1 R111 RES CERM 10M 1 0 1W 400PPM 080 943659 1 R113 RES CERM 12 1 1 5W 100PPM 2010 944033 1 2 R114 RES CERM 0 2 5 0 1W 600PPM 0805 944439 1 R116 RES CERM 5 62K 1 0 1W 100PPM 0805 930110 1 R120 RES CERM 59K 1 0 1W 100PPM 0805 930219 1 R122 RES CERM 221K 1 0 1W 100PPM 0805 928890 1 R124 RES CERM 3 32M 1 0 1W 400PPM 0805 943639 1 R129 RES CERM 19 6K 1 0 1W 100PPM 0805 943618 1 R140 ...

Page 92: ...LINE ANLG MUX SOIC 929013 1 U15 IC VOLT REG FIXED 5V UPOWR LO DO SO8 929190 1 U16 18 IC CMOS TRIPLE 2 1 LINE ANLG MUX SOIC 929013 3 U19 EPROM PROGRAMMED 103655 1 U20 U21 IC CMOS SRAM 32K X 8 3 3 V 150NS SO28 930131 2 U22 IC COMPARATOR DUAL LOW PWR SOIC 837211 1 U23 IC EEPROM SER LV 1K X 16 16K BIT SO8 930144 1 U24 IC GATE ARRAY 12K GATES RAM 100 QFP 928671 1 U25 IC MCU 16 BIT A D 3 3 V DUART PQFP1...

Page 93: ... 13 RES 30K 2 930003 1 Z3 RES MF SOIC 14 PIN 7 RES CUSTOM 943480 1 Z4 RNET MF POLY SIP A TO D CONV 926865 1 Z5 RNET MF POLY SIP HI V DIVIDER 926857 1 Z6 RES MF SOIC 16 PIN 6 RES CUSTOM 943477 1 1 863 Qty 4 C7 C10 C21 C119 2 867B only 3 863 Qty 10 CR2 7 CR16 CR17 CR26 4 863 Qty 6 Q5 Q12 Q13 Q32 34 5 863 Qty 5 R14 R53 R56 R126 R139 6 863 Qty 11 R18 R27 R29 R57 R63 R 78 R139 R137 R138 R142 R143 7 863...

Page 94: ...List of Replaceable Parts Parts 5 5 15 FLUKE 86X 4001 Sheet 1 of 2 os31_1f eps Figure 5 2 A1 Main PCA ...

Page 95: ...867B 863 Service Manual 5 16 FLUKE 86X 4001 Sheet 2 of 2 os31_2f eps Figure 5 2 A1 Main PCA cont ...

Page 96: ...6 1 Chapter 6 Schematic Diagrams Title Page 6 1 A1 Main PCA Assembly 6 3 ...

Page 97: ...Schematic Diagrams 6 6 3 FLUKE 86X 4001 FLUKE 867 1001 Sheet 1 of 5 Top Ckt 1 Assembly Bottom Ckt 1 Assembly Figure 6 1 A1 Main PCA ...

Page 98: ...867B 863 Service Manual 6 4 FLUKE 867 1001 Sheet 2 of 5 Figure 6 1 A1 Main PCA cont ...

Page 99: ...Schematic Diagrams 6 6 5 FLUKE 867 1001 Sheet 3 of 5 Figure 6 1 A1 Main PCA cont ...

Page 100: ...867B 863 Service Manual 6 6 FLUKE 867 1001 Sheet 4 of 5 Figure 6 1 A1 Main PCA cont ...

Page 101: ...Schematic Diagrams 6 6 7 FLUKE 867 1001 Sheet 5 of 5 Figure 6 1 A1 Main PCA cont ...

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