Service Manual - Frank`s Hospital Workshop
Contents
1. 1 z s 9 2 8 TEZSY IV2III Dunque 137 2 g SION E I 8 tat rans NIZH inozu NITH 100T 9 1 021 NIZI inori MXX1 E m ST sny E ST z Hi 95 ER any ant t Nom cm zr 4 4 25 Sa on 09 92 889 dt BOT 9 uz EA 3 SE v 2 z 901 5 MOT antro ga S5A zZ TO gt FIG 4 Page 16 Service Manual Humalyzer Junior 1M4148 1M4148 MODUII 4 Analogical conversion FIG 6 Service Manual Humalyzer Junior Page 17 1 1M4004 2 cis 220uF 16V lt lt 957 I COFELBR BCS47 OVDD MODUIX 6 C22 1000uF 16V Instrument and lamp alimentation Alimentazione strumento e lampada MODUII 6 DIO 1N4148 Filo diretto dal connettore del trasformatore 1N4146 IN4148 itle Controllo temperatura Bocumen umber Service Manual Humalyzer Junior Page 18 FIG 8 Service Manual Humalyzer Junior Page 19 Human Gesellschaft fur Biochemica und Diagnostica mbH Max Planck Ring 21 e D 65205 Wiesbaden Germany Telefon 49 6122 9988 0 Telefax 49 6122 9988 100 eMail human human de Internet http www human2. de 01 2004 04
3. Quantity Reference Part 28 5 01 04 06 07 09 BC547 29 2 03 05 BC307 30 1 08 TIP127 31 1 Ri 10M 32 14 R2 R3 R4 R5 R21 R22 R23 10K R39 R40 R41 R42 R43 R50 R52 33 1 R6 330 34 1 R7 2K2 10G 35 4 R11 R12 R13 R56 100K 36 1 R14 270 1 37 1 R15 120 1 38 1 R16 1 39 2 R19 R20 0 40 1 R24 100K 1 41 3 R25 R44 R46 470 42 1 R26 10K 1 43 1 R35 22K 44 3 R36 R49 R51 4K7 1 45 1 R37 100 1 46 1 R38 1K5 47 1 R45 1K 48 1 R48 2K7 49 1 R53 1M 50 2 R54 R57 4K7 51 1 R55 1 5W 52 1 RV1 4K7 10G 53 1 RV4 500 10G Service Manual Humalyzer Junior Page 13 Revised March 28 1995 CCP SCH Revision 2 1 Bill Of Materials April 7 1995 17 33 59 Page Item Quantity Reference Part Me sza ee 5 54 1 01 MC68HC705C8 55 1 U2 IL420 56 2 U3 U5 93C66 57 1 04 MAX232 58 1 06 27M9 59 i U7 LM7812 60 1 08 LM7912 61 1 09 LM7805 62 1 U10 LM317 63 1 X1 4MHz FIG 3 Service Manual Humalyzer Junior Page 14 Revised March 14 1995 VETPREPH SCH Revision 1 0 Bill Of Materials March 14 1995 13 32 10 Page Item Quantity Reference Part cali str x 1 2 C3 C4 0 1uF 2 1 C5 47pF 3 1 Ji 2 PAIZZOLE M contacts 4 1 J2 AMP MODII 4 5 1 R1 10K 10G 6 2 R2 R3 10M 1 7 1 RA 5K 10G 8 1 R5 270 1 9 1 R6 4K7 1 10 1 01 AD548JN Service Manual Humalyzer Junior Page 15 HOS 422 943940304 BiWdTOUuTJd PIFF
4. Service Manual HUMALYZER Junior FOR VOR D 3 2 0 TECHNICAL CHARACTERISTICS eee 4 3 0 KEYBOARD Lelli 4 4 0 TEST PROGRAMS allaccia 5 AATEST M 5 59 5 4 2 PCM ML 6 4 3 TEST PD 6 5 0 INSTRUMENT ADJUSTMENTS U uu 7 5 1 ADJUSTMENT OF LAMP ALIMENTATION VOLTAGE NEW LAMP 7 5 2 ADJUSTMENT OF DISPLAY BRIGHTNESS U rire 7 5 3 ADJUSTMENT OF INCUBATOR U iii 7 6 0 PREAMPLIFIER ADJUSTMENT u uuu 8 LAMPREPLAGEMENT u 8 S OSERIALOUTPUT rll ES Es a THE SA Rua SERE ERR KEREK M 9 9 0 APPENDIX 10 THIS PAGE LEFT BLANK INTERNALLY Service Manual Humalyzer Junior Page 2 1 0 FOREWORD The HUMALYZER Junior analyzer for clinical chemistry is an interferential filter photometer completely managed by microprocessors that can take photometric measures and process them according to programs with parameters that can be entered by the operator Particularly the following determinations can be carried out ABSORBANCE END POINT Concentration KINETICS FIXED TIME Th
5. ain the preamplifier board Service Manual Humalyzer Junior Page 8 8 0 SERIAL OUTPUT The instrument is equipped with a standard RS232 serial output for the transmission of the test results The exit connector is standard type at 9 poles and is placed on the rear of the instrument The connector pins have the following purposes pin 2 input pin 3 output pin 5 reference signal The connector at 9 poles is the same type used in the serials of IBM compatible Personal Computers The serial protocol is the following Speed 9600 baud rate Parity bit No Number of transmitted bits 8 Number of stop bits 1 On the serial the instrument transmits the results in ASCII standard format Each transmitted row is terminated by 2 characters carriage return CR and new line LF OAH The transmitted results are all in one row which has the following format AAAA UUUUU RRRRR NNNN Is the progressive number of analysis which is increased automatically every time an analysis is performed At ignition of instrument this parameter is initialized at value 0001 AAAA Method mark UUUUU Measuring unit RRRRR Test result flag is present in methods for kinetic or fixed time if an analysis is performed with the instrument not on temperature For the methods of kinetic type the test result is preceded by 4 rows containing the 4 delta absorbances these 4 rows have the following format AAAA Absorbance variatio
6. ches on Wait a few seconds 5 10 sec in order that the lamp temperature becomes stable Insert a blank cuvette Press any key On the display 3 numbers will appear 2 on first row and 1 on the second row The number on the right side of the first row is the cuvette absorbance present in the reading chamber The number on the left side of the first row is used during preamplifier board adjustment Press any key to exit from this function Select filter 1 340 nm Select filter 2 405 nm Select filter 3 505 nm Starts the reading procedure in absorbance with the lamp remaining switched on continuously Pressing the PG key the lamp switches on Wait a few seconds 5 10 sec in order that the lamp temperature becomes stable Insert a blank cuvette Press any key On the display 3 numbers will appear 2 on first row and 1 on the second row The number on the right side of the first row is the cuvette absorbance present in the reading chamber The number on the left side of the first row is used during preamplifier board adjustment Press any key to exit from this function Select filter 4 546 nm Select filter 5 630 nm Select filter 6 optional Service Manual Humalyzer Junior Page 6 5 0 INSTRUMENT ADJUSTMENTS On the instruments the following 3 types of adjustments are foreseen 5 1 ADJUSTMENT OF LAMP ALIMENTATION VOLTAGE NEW LAMP Select TEST 0 Connect a multimeter between pin 1 and 2 of J3 Fig 5 Fig 8 Press the PG k
7. e selection of the interferential filter is automatic with powered handling managed by a microprocessor This characteristic makes reading easier and eliminates filter selection errors that may occur in the instruments with manual selection The instrument optics is very sophisticated there is a tungsten lamp 2 W and the light beam is centered by a quartz lens allowing a high measuring accuracy even when reduced volume cuvettes are used 30 programs can be stored All the test parameter values can be stored permanently in the instrument A 2 position temperature switch is also installed in the instrument for square and round cuvettes The temperature of the thermostatic unit is equal to the cuvette one i e 37 C The instrument is programmed by means of a keyboard for the entry of the required parameters by a 32 character alphanumeric display This display visualizes also the instrument states and error or malfunction signaling The test results are directly displayed in the pre selected measuring units when programmed The use of the instrument is assisted by an advanced software that guides and controls the operations made by the user The instrument is equipped with an acoustic signaler to furthermore help the user A sound with a tone different from the usual one warns when the wrong key is pushed To make an analysis it is necessary to enter all its parameters correctly including the K and standard values The instrument is provided with a
8. ey At this point the instrument lamp will be switched on Move the trimmer RV1 Fig 5 Fig 8 until the voltage measuring will be 5 7 V Old lamp 3 7 V Instruments below Serial number 6050 need to be modified for use of the new lamp Assemble in parallel to R15 a resistance of 120 OHM 1 Performe the Preamplifier Adjustment as described at next page 5 2 ADJUSTMENT OF DISPLAY BRIGHTNESS Move trimmer R7 Fig 4 and Fig 8 until the best pixel contrast on the display is obtained 5 3 ADJUSTMENT OF INCUBATOR TEMPERATURE Disconnect the connector J8 of the incubator from the CPU Board Fig 7 Fig 8 Insert into connector J8 a new connector with resistance of 3014 Ohm between pin 1 and 2 Select the TEST 0 program Press the PG key the display will be filled with F characters Wait a few seconds 2 4 sec Press the PG key In the second row of the display one of the following messages will appear NO TEMP or TEMP OK Move the trimmer RV4 clockwise until on the display the message TEMP OK will appear Move slowly the trimmer anticlockwise until the message NO TEMP will appear Service Manual Humalyzer Junior Page 7 6 0 PREAMPLIFIER ADJUSTMENT N Choose the TEST 4 program and select filter 1 340 nm with the ENTER key Switch on the lamp with the PG key and press it again to let appear some values on the display Adjust the trimmer R4 Fig 2 Fig 3 on the preamplifier board to obtain the value on the upper le
9. ft side between 2000 7500 Switch off the lamp pressing the PG key Verify the value of the number on the upper left side on all filters Test program 4 filter 2 Test program 4 filter 3 Test program 8 filter 4 Test program 8 filter 5 UP key DOWN key ENTER key UP key This value must be between 2000 and 7500 all filters If necessary adjust the trimmer R4 Fig 2 Fig 3 on the preamplifier board to obtain that all filters fall within this interval Adjust the OFFSET voltage on Pin 6 of U6 Fig 6 Fig 8 on the CPU board with the trimmer R1 Fig 1 Fig 8 of the preamplifier board to 10mV Protect the optical sensor from any light by inserting a black cuvette one of your fingers will do the same into the reading position Choose the TEST 4 program and select filter 1 340 nm Insert the blank solution and press the PG key to switch on the lamp Wait a few seconds 5 10 sec Press PG again on the upper right side the absorbance value will appear Insert a solution of value within 1800 and adjust the known absorbance value 10 digits higher than the nominal value at approx 1800 with the trimmer R1 Fig 2 Fig 3 on the preamplifier board 7 0 LAMP REPLACEMENT 1 2 3 4 Loosen the fixing screw placed over the incubator group Unsolder the lamp wiring Solder the wiring of the new lamp Insert the lamp in the apposite chamber and lock again the fixing screw 5 Adjust ag
10. n between two readings Service Manual Humalyzer Junior Page 9 9 0 APPENDIX AZZOLE PASSO 2 54 FIG 1 CS tastiera Tze Pocumest Number CCPTAST SCH ate 12V0 ui ADS48JN PAIZZOLE Service Manual Humalyzer Junior Photometer preamplifier lumber VETPREPH SCH FIG 2 Page 10 PAIZZOLE Service Manual Humalyzer Junior 12V0 MP_MODII 4 Photometer preamplifier umber VETPREPH SCH Page 11 CCP SCH Bill Of Materials April 7 Item Quantity Reference Revised Revision 2 1 March 28 1995 1995 17 33 59 Page Part 1 2 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 Service Manual Humalyzer Junior 1 2 821 C1 C2 C3 C4 C23 C28 C5 C6 C7 C11 C12 C8 C9 C10 C13 C24 C25 C14 C15 C16 C17 C18 C19 C21 C20 C22 C27 D1 D3 D4 D5 D7 D8 D9 D10 D2 023 J1 J2 J3 J4 J5 J6 J8 J9 LP1 NTC1 PD1 PD2 BUZZER 22pF 10uF 100uF iuF 0 1uF 220uF 16V 220uF 25V 4700uF 25V 100uF 16V 4700uF 16V 1000uF 16V 0 47uF Pol 1N4148 1N4004 10V AMP MODII 8 AMP MODII 6 PIAZZOLE BUMP CONTACTS AMP MODUII 15 AMP MODUII 2 AMP MODUII 6 AMP MODUII 4 3 5V 0 5A 5K FBU4 50V 1A Page 12 Revised March 28 1995 CCP SCH Revision 2 1 Bill Of Materials April 7 1995 17 33 59 Page Item
11. serial RS 232 standard output Service Manual Humalyzer Junior Page 3 2 0 TECHNICAL CHARACTERISTICS Photometric systems Light source Spectral field Filter change Filters Detector Thermostating Heating element Temperature Temperature accuracy Stabilization period Thermostatic unit Measuring system Reset Measuring range Photometric linearity Photometric accuracy Precision Drift Reagent volume Measure method 2 W long life Halogen incandescent lamp 340 to 700 nm automatic 340 405 505 546 578nm 8 nm pass band solid state device semiconductor 37 C 0 2 C 10 20 min 2 positions for square or cylindrical cuvettes automatic 0 to 2 000 OD 2 from 0 to 1 700 OD 1 2 from 0 to 1 700 OD 2 digit lower than 0 005 O D per hour 1 mL minimum End point Kinetics Fixed time Differential Data display and programming Keyboard Display Thermal printer optional Serial output Power supply Size Weight 3 0 KEYBOARD with 4 function keys back illuminated liquid crystals alpha numeric with 32 characters 20 columns RS 232 standard 220 V 50 Hz 117 V 60 Hz 40 VA cm 27 5x21x9 3 8 kg The instrument is equipped with a keyboard of 4 keys For the quality control and maintenance of the instrument the 4 keys have particular functions In the following pages of this manual the 4 buttons will be identified as PG ENTER UP DOWN from top to bot
12. tom in decreasing order Service Manual Humalyzer Junior Page 4 4 0 TEST PROGRAMS To verify the correct functioning of all mechanical and electrical parts the instrument is equipped with a certain number of test programs These 12 test programs are divided in 3 groups of 4 each TEST 0 TEST 4 TEST 8 The 4 programs of TEST 0 are put in action switching on the instrument by keeping pressed the ENTER key the programs of TEST 4 by pressing the UP key the programs of TEST 8 by pressing the DOWN key When any of the test programs is activated TEST 0 TEST 4 TEST 8 in the first row of the display the following information will appear HUMANXXX N H HH HUMANXXX is the software version of the program H HH is the hardware version of the program The second row indicated whether the incubator is on temperature or not NO TEMP incubator not on temperature TEMP OK incubator on temperature 4 1 TEST 0 The 4 keys have the following functions PG Turns on the filter motor and fills the display with F To switch off the instrument any key can be pressed ENTER Turns off the display pixels UP Transfers the entire set of ASCII characters to the serial DOWN Turns on all display pixels Service Manual Humalyzer Junior Page 5 4 2 TEST 4 PG ENTER UP DOWN 4 3TEST 8 PG ENTER UP DOWN Starts the reading procedure in absorbance with the lamp remaining switched on continuously Pressing the PG key the lamp swit
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