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HEMOCHRON

Jr. Signature Service Manual

FIGURE 7- FUNCTIONAL SCHEMATIC

PRINTED CIRCUIT BOARD ASSEMBLY

KEYPAD UPPER

SHELL ASSY

(SEE SECTION 3)

BATTERY PACK

ASSY HJ6011X

CUVETTE

SWITCH

HEATER

IR LED

DETECTOR

FA5059X

SAMPLE MOTOR

PUMP ASSY

HJ6003X

WASTE MOTOR

PUMP ASSY

HJ6003X

RJ45

CONNECTOR

COMPORT

PRINTER

COMPUTER

AC/DC

POWER

ADAPTER

CUVETTE
HOUSING

Summary of Contents for HEMOCHRON Jr. Signature

Page 1: ...SERVICE MANUAL...

Page 2: ...Replacement Parts List 3 0 Specialized Test Equipment 4 0 Troubleshooting 5 0 Diagnostic Procedures 6 0 Disassembly Procedures 7 0 Component Replacement 8 0 Reassembly 9 0 System Verification 10 0 Fi...

Page 3: ...the membrane switch panel For a complete listing of hazard and fault messages reference the Operator s Manual This manual does not cover the diagnostics or replacement of the printed circuit board as...

Page 4: ...the instrument it should be cleaned and disinfected using the procedures approved by your laboratory to avoid spreading contamination to laboratory personnel or equipment A 10 bleach water solution i...

Page 5: ...rt Number Version HJ6015X Hemochron Jr Signature HJ6015X Hemochron Jr Signature International FA5509X Hemochron Jr II IL6015X GEM PCL HV6015X SCA 2000 NOTE The versions listed are covered by this manu...

Page 6: ...aspirated by may need to be replaced SMALL STS the instrument PREMATURE Sample was detected at front Repeat test with new cuvette 6 2 7 0 8 3 8 4 SAMPLE detector before specified If message persists a...

Page 7: ...es Add Sample and Press Start are displayed the batteries and fuses are OK If the battery fuse problem persists check the fuse and or remove and replace the battery per sections 7 0 8 1 8 2 9 0 and 10...

Page 8: ...ll switches and monitoring for the correct display For this test you will need an unused test cuvette See Figure 1 This procedure is not applicable to Jr II Procedure 6 3 1 Insert the test cuvette wit...

Page 9: ...board Release the tube fitting by sliding it to the left as shown in Figure 3 7 2 3 Release the second tube fitting in the same manner The front of the circuit board can now be lifted further Importan...

Page 10: ...place the battery with a new battery Note Dispose of the Nickel Cadnium NiCad battery in accordance with local regulations 8 2 5 Reassemble instrument per section 9 8 2 6 Charge the battery 12 to 18 h...

Page 11: ...ecially careful that the waste pump assembly does not interfere with the battery pack 8 4 9 Connect the new pump tube to the fitting 8 4 10 Connect the motor connector to the circuit board as describe...

Page 12: ...fitting into the other circuit board slot Make sure that the tubes are not kinked 9 2 4 Check that all of the leads are connected to the circuit board and reconnect the Keypad Overlay Top Cover Assemb...

Page 13: ...es and a HEMOCHRON Jr Signature Microcoagulation Whole Blood Quality Control kit The procedures for performing the verification are described below 10 1 Run an Electronic System Verification Test Proc...

Page 14: ...more times using a new test cuvette for each replicate 10 2 5 Examine the results that were obtained If no fault messages were displayed and if the results on the replicates are within the Acceptable...

Page 15: ...11 0 FIGURES HEMOCHRON Jr Signature Service Manual 15...

Page 16: ...HEMOCHRON Jr Signature Service Manual 16 FIGURE 1...

Page 17: ...RETENTION SCREWS HEMOCHRON Jr Signature Service Manual 17 FIGURE 2 CUVETTE HOUSING MOUNTING SCREWS...

Page 18: ...FUSES F1 F2 BATTERY LEAD CONNECTOR TUBE FITTINGS HEMOCHRON Jr Signature Service Manual 18 FIGURE 3 MOTOR CONNECTOR SAMPLE J5 MOTOR CONNECTOR WASTE J4 LED HARNESS ASSY CONNECTOR J1...

Page 19: ...HEMOCHRON Jr Signature Service Manual 19 FIGURE 4 CONNECTOR J6...

Page 20: ...HEMOCHRON Jr Signature Service Manual 20 FIGURE 5 BATTERY MOUNTING SCREWS WASTE PUMP ASSEMBLIES SAMPLE MOUNTING BRACKET SCREWS...

Page 21: ...HEMOCHRON Jr Signature Service Manual 21 FIGURE 6 LED HARNESS PCB MOUNTING SCREWS...

Page 22: ...ARD ASSEMBLY J6 KEYPAD UPPER SHELL ASSY SEE SECTION 3 J7 BATTERY PACK ASSY HJ6011X J3 CUVETTE SWITCH J2 HEATER J1 IR LED DETECTOR FA5059X J5 SAMPLE MOTOR PUMP ASSY HJ6003X J4 WASTE MOTOR PUMP ASSY HJ6...

Page 23: ...HEMOCHRON Jr Signature Service Manual 23...

Page 24: ...HJ7430 1 03 HEMOCHRON is a registered trademark of ITC...

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