HP 150-2000 Instruction Manual Download | Manualshive

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Summary of Contents for 150-2000

Page 1: ...HP Archive This vintage Hewlett Packard document was preserved and distributed by www hparchive com Please visit us on the web Scanned by on line curator Tony Gerbic For FREE Distribution Only ...

Page 2: ...DUAL CHANNEL DC AMPLIFIER MODEL 150 2000 1M 150 2000 1 INSTRUCTION MANUAL HEWLETT _ PACKARD 1I SANBORN DIVISION ...

Page 3: ...he Dual Channel DC Amplifier Operation Calibrating the Dual Channel DC Amplifier Operation Recording with the Dual Channel DC Amplifier I iaintenance Adjusting the DAl4PHTG control Maintenance Channel Identification Maintenance Tube Data Maintenance Fuse Data Maintenance Indicator Data Maintenance Plug in Capacitor Data j iaintenance Signal Connector Data Maintenance Name Plate Location 1 1 2 2 2 ...

Page 4: ...tability 2 Connect each signal with Amphenol 2 contact plug Sanborn Ho 10B2 1 i Terminal 1 is the signal terminal and terminal 2 is ground Note that the signal source impedance must be small in comparison with 1 15 megohms if the source impedance is to be neglected 5 OPERATION CALIBRATIFG TliE DUAL CHA mEL DC AHPLIFIER 1 After warmup make available an accurately measured d c calibration voltage be...

Page 5: ... motion Set the STYLUS TEMP control for the best definition Normally a slight increase in temperature improves the definition when recording high frequencies Writing the RANGE setting and paper speed on the chart avoids confusion when interpreting the record later on 7 MAINTENANCE ADJUSTING THE DAMPING CONTROL This adjustment may be required after extended operation or after a tube or other compon...

Page 6: ...er for 3 5 volt supply to POSITION controls Section B filter for 270 volt plate supply to V2002 V2005 20 20 10 Mfd Sections A B and C filter for 450 volt insu 270 volt supply to cathode return lated can of V2002 V2005 C2005 A B C C2007 A B C c2006 A B e II II 13 MAINTENANCE SIGNAL CONNECTOR DATA Description Sanborn No Amphenol 2 ccnt ct p ug mates with INPUT socket 10B2 lFW 14 MAINTENANCE NAME PLA...

Page 7: ...I03J Composition 2 I R2007 1 2 Me 5 1 50A 125J Composition I 2 R2008 1 2 Meg 5 1 500 125J Composition 2 I F2CC9 12 Meg 5 1 50A 126J Composition 2 I R2010 400 5 10 53A 401J Wire Wound R2011 400 5 10 53A 40lJ Jire Wound I R2012 27K 5 1 5lD 273J Composition R2013 68K 5 1 5lD 683J Composition I R2014 47K 5 1 5lD 473J Composition R2015 7K 5 1 50A 472J Composition I 2 ii2016 7K 5 1 500 472J Composition ...

Page 8: ...ttiun 4 R2029 50K 1 1 SOH S03G Composition 4 R2030 50K 1 1 50H 503G Iomposition 4 R2031 2 S Meg 1 1 SOJ 255G Composition 2 R2032 1 5 Meg 1 1 SOJ 15SG COll positioll 2 R2033 5 Meg 1 1 50H S04G Composition 4 I R2034 25 Meg 1 1 50H 2S4G Composition 4 R2035 1 SOH 1S4G Composition 1S Meg 1 4 R2036 50K 1 1 SOH 503G Composition 4 50K 1 1 SOH 503G Composition 4 R2038 25 leg 20 1 S6A 39 Hi torque 2 Linear ...

Page 9: ...d Selected Type 6V6GT Type 6V6GT MISCELLANEOUS 8 contact Terminal Strip It Amp SlOe Blo Fuse Neon Bulb 12 Pin Jones Connector Octal Socket Il Pin MIP Socket Octal Socket Octal Socket 2 Contact Amphenol Connector 2 Contact Amphenol Connector 8 Contact Plug II Contact Plug with cap cable clamp 8 Contact Plug with cap cable clamp 8 Contact Plug with cap cable clamp SANBORN NO 68A 4 68A 4 69A 6 68A 4 ...

Page 10: ...l Deck 8 Position Wafer Switch Regulated Power Transformer Filament Transformer Selenium Rectifier 879 909 mfd Capacitor Red Dot 0847 878 mid Capacitor Yellow t 816 846 mfd Capacitor White Dot SANBORN NO 62D 15A 62B 16 62B 16 66B 23 66B 5 16B 7 5B 44A 8B 44B 8B 44c These Capacitors are supplied with 66B 23 Transformers When used for Replacement the color code on the capacitor must match color code...

Page 11: ...L 150 2000 CONTENTS System Trouble Check DUAL CHANNEL DC AMPLIFIER Page 1 Trouble Shooting Chart 2 Periodic Maintenance 5 Check Chart 6 Voltage and Resistance Chart 7 Component Location on Resistor Boards 8 SANBORN COMPANY Waltham Mass November 1957 MM 150 2000 l ...

Page 12: ...meter coil at the galvanometer cap Check that 32 volts change in this voltage gives approximately 10 millimeters of stylus deflection 12 5 divisions on narrow Permapap 3 IS THE FAULT IN THE DUAL CHANNEL DC AMPLIFIER Connect a low test voltage into one channel of the instrument and then into the other channel Voltage from a 1 5 volt flashlight battery is suggested If either channel is defective and...

Page 13: ...ctors Defective tube Loose connectors Defective tube Loose connector Open resistor Defective tube Defective condenser Matched resistor pairs out of tolerance No negative bias voltage 2 CHECK Check V200l Check plug in condensers C2006 C2007 also C200l Check T200l T2002 Must be 1 25 A Slo Blo Check F200l Check that power connectors P2002 P2Q03 at chassis top and rear are firmly in plaCE Check V200l ...

Page 14: ...UATOR at OFF trouble probably coming in from outside the instrument Check all tubes Check Y2001 Press in tightly Check signal with meter and oscilloscope Check with meter and oscil loscope for intermittent circuit element Check all tubes Check operating technique Check all tubes Check Y2001 R2003 C2007A Check mica condensers lea age across or through them can alter grid bias Check that line voltag...

Page 15: ...uency components a overload the grids and still not show on the record as a signal This causes a non linearity which can appear as a drift if the high fre quency component drifts Che with meter and oscilloscope Check all tubes Re adjust Leakage across or through R2009 C2004 or R2023 C2010 If dirty clean with carbon tetrachloride or equivalent Unsatisfactory control of trace density See the Recorde...

Page 16: ...ience 1 Replace the 6V6GT tubes in each channel V2003 V2004 V2006 V2007 Use a com mercial tube replacement or use Sanborn replacement no 68A 4 2 Replace the 5R4GY tube in the power supply V2001 Use a commercial tube repla ment or use Sanborn replacement no 68A 43 3 Inspect above chassis for loose tube controls plug in components and connector 4 Inspect below chassis for loose resistors condensers ...

Page 17: ...Set RANGE swit to I VOLT CM and GAIN control full right Check for at least 17 mm stylus deflf tion 21 divisions with narrow channel Permapaper Set GAIN for 15 divisions deflection 4 Intermittently operate switch and adjust DAMPING control for best possible squar wave on the recording Leading edge of square wave should have fast rise with no overshoot 5 Insert signal from audio oscillator with Dual...

Page 18: ...3K 1M 1 4M 2VAC 2 9VAC 2 9VAC 130V 12V 3 5V 130V 12V V2006 4SK lOOK 100K l 3M 4SK 6K 3 4VAC 3 6VAC 3 6VAC 2VAC 3 4VAC 360V 360V 130V V2007 4SK 100K 100K 1 4M 4SK 6K 3 4VAC 3 2VAC 3 2VAC 3 4VAC 360V 360V 130V _ Readings taken with H P Model 4lOB VTVM A 1 5K 30W resistor across pins 3 4 5 4 6 7 8 7 of jack 2001 to simulate galvanometers VOLTAGE READINGS POWER ON NO SIGNAL ATTENUATOR OFF POSITION CEN...

Page 19: ... E G i H2018 t 0 __9 I I I i I 1 I I I I I I 0 I 1 0 1 I I I I I I I I I I I I I i I I I I J _ I 5 b E2002 E2002 E2003 BOTTOM VIEW OF CHASSIS G 1 H2016 t 0 G i H2015 r e G 1 H2014 l e G l H2013 f 8 G 1 H2012 t 0 Q H2004 t G i R2006 0 C2003 R2008 G l H2007 r E C2002 E2003 COMPONENT LOCATION ON RESISTOR BOARDS _ 8 ...

Page 20: ...ltIOfl R2037 or Y C2004 8 C2010 or 5 capOCllo measured hY I ct to etalile qraund lI u e Ie _ I 2003 P2004 p2005 a P2002 J2001 J2006 a J2oo7 J2003 o III O 0 000 0d 0 J2OO2 J2004 8 J2005 Stylus T mp R2037 SO K RANGE VOLTs eM Golv B Golv B Gel A Golv A elv A C T Gelv B CT 10V AC 60 1J I S ylus B Heof Stylus A Heat St tlS eat Convnon unr e s Input ...

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