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ELECTRONICS

PV 101+/PV 102+ Service Manual

7–14

BREAS MEDICAL

Doc. No. 003259 En

Issue: X-1

7.6.5

Circuit diagram – CPU board 5, rev 2

DA_S1_8

DA_S1_7

DA_S1_6

DA_S1_5

DA_S1_4

DA_S1_3

DA_S1_2

DA_S1_1

BI9

BI7

BI5

BI3

BI1

R175

20k

R173

20k

R171

20k

R169

20k

R167

20k

BI6

BI8

BI10

BI2

BI4

R172

20k

R174

20k

R168

20k

R170

20k

R181

10k

R179

10k

R177

10k

R180

10k

R182

10k

R176

10k

R178

10k

Title

Size

Number

ilename

Sheet

Re
v

Date

Drawn

cad056a_R3.sch

2002-10-30

Axel

Olofsson

CPU/Display

PV101/102

Upgrade

Содержание PV 101+

Страница 1: ...2 5 Replacement parts 2 3 2 3 Preparing inspection 2 4 2 3 1 Verifying the components and the installed software 2 4 2 3 2 Initial recording 2 4 2 3 3 Markings 2 4 2 3 4 Information from the patient...

Страница 2: ...6 Removing and replacing the power board 3 7 3 7 Removing and replacing the MDA board 3 8 4 CALIBRATION INSTRUCTIONS 4 1 4 1 Requirements 4 1 4 2 Equipment 4 1 4 3 Calibrating the pressure sensor 4 2...

Страница 3: ...6 7 Circuit diagram Power board 2 rev 3 7 16 7 6 8 Circuit diagram MDA board 1 rev 3 7 17 7 6 9 Circuit diagram MDA board 2 rev 3 7 18 7 6 10 Circuit diagram MDA board 3 rev 3 7 19 7 7 Component locat...

Страница 4: ...TABLE OF CONTENTS PV 101 PV 102 Service Manual TOC 4 BREAS MEDICAL Doc No 003259 En Issue X 1 10 PV 101 OPERATING MANUAL 11 PV 102 OPERATING MANUAL...

Страница 5: ...ontrolled servomotor The microprocessor based electronics calculates from the set pressure rate rise time etc the correct motor speed The set pressure and trigger sen sitivity is continuously monitore...

Страница 6: ...for service technicians who have medical technical training and who have a good knowledge of the construction and function of respiratory devices The service manual is NOT intended for clinic personne...

Страница 7: ...s of trouble free assistance provided that preventive maintenance is carried out at the intervals specified in this manual Well performed maintenance will considerably increase the life of the machine...

Страница 8: ...the device with the casing removed and any power supply con nected unless the instructions in this manual clearly say so Always use caution when working with the device connected to the mains and the...

Страница 9: ...igital manometer is recommended BREAS part no 001934 Flow meter Screwdrivers TX10 TX25 Phillips 1 Box socket wrenches M3 M4 Allen key 2 5x25 For the equipment required when calibrating the device see...

Страница 10: ...ice record 3 Check earlier actions and events recorded on any previous service records 4 Note the current patient settings 5 Note the total number of operating hours 2 3 3 Markings Check that the foll...

Страница 11: ...e 4 If the PV 101 does not operate from the mains power check the fuses 2 4 3 Short function check 1 Connect the power cord to the power socket of the PV 101 PV 102 2 Connect the patient circuit 3 Sta...

Страница 12: ...the motor unit the circuit boards the connectors and so on are properly secured 2 5 5 Checking the power supply 1 Check that the power inlet socket is undamaged and that it is properly fastened 2 Make...

Страница 13: ...ctioning normally 6 PV 102 only Switch on the PV 102 and wait for 15 seconds for the leakage alarm to be activated 7 Switch off the device 2 6 2 Checking the low pressure leakage alarm PV 102 1 Adjust...

Страница 14: ...d in the filter holder under the carrying handle of the device The internal cooling filter is located in the lower casing 1 Replace the washable grey air filter 2 Replace the disposable white filter i...

Страница 15: ...EPLACING THE MAIN COMPONENTS This chapter describes how to install remove and or replace the main components of the PV 101 PV 102 3 1 Tools Before disassembling the PV 101 PV 102 make sure you have th...

Страница 16: ...casing of the machine To remove the casing 1 Remove the mains power cord 2 Turn the PV 101 PV 102 upside down Remove the four screws placed in the four holes underneath the lower casing and the two s...

Страница 17: ...board To remove the CPU board 1 Remove the upper casing See section 3 2 2 Turn it upside down and remove the three Torx screws placed underneath the CPU board 3 Remove the CPU board To reassemble the...

Страница 18: ...the main internal components blower unit power board and MDA board are mounted on the base plate To remove the main assembly 1 Remove the upper casing See section 3 2 2 Turn the PV 101 PV 102 upside...

Страница 19: ...En Issue X 1 BREAS MEDICAL 3 5 4 Press the rear panel side of the lower casing outwards to release the connectors and lift out the main assembly To reassemble the main assembly Reassemble in reverse o...

Страница 20: ...n assembly See section 3 4 3 Disconnect the motor connectors from the MDA board 4 Disconnect the flex tube from the blower unit s air outlet Disconnect the red sen sor tube from the blower unit s sens...

Страница 21: ...Move aside the patient air and sensor tubing Disconnect the power cables to the external DC and mains supplies on the MDA board 5 Disconnect the DC control cable from the PSU board 6 Unscrew the two s...

Страница 22: ...ection 3 6 5 Disconnect the patient air and sensor tubing from the sensor connectors on the MDA board 6 Disconnect the external DC cable the fan cable and the DC control cable from the MDA board 7 Tur...

Страница 23: ...ce connected to the mains and the casing removed Always check and adjust the patient settings to the prescribed values after you have calibrated the PV 101 PV 102 4 2 Equipment Make sure you have the...

Страница 24: ...on the MDA board until the voltage is 1V 5 Connect the pressure gauge to the syringe and the y piece tube Remove the black tube from the pressure sensor on the MDA board Connect the free end of the y...

Страница 25: ...ee diagram below 4 Set both the IPAP and EPAP pressure to 20 mbar 5 Check that the pressure rises to 20 mbar 1 mbar If not the P204 potentiometer must be adjusted 6 Set both the IPAP and EPAP pressure...

Страница 26: ...he casing see sec tion 3 2 Keep the CPU board connected to the MDA board 5 Use the voltmeter to measure the voltage on pin 8 on the analogue digital output connector on the rear panel of the PV 101 PV...

Страница 27: ...ee figure 3 Remove the casing see section 3 2 Disconnect the CPU board from the MDA board 4 Connect the manual fan control unit to the X202 connector on the MDA board 5 Use the fan control unit to sta...

Страница 28: ...CALIBRATION INSTRUCTIONS PV 101 PV 102 Service Manual 4 6 BREAS MEDICAL Doc No 003259 En Issue X 1...

Страница 29: ...RAWINGS AND PART NUMBER LISTS This chapter contains enlarged drawings and part number lists of the PV 101 PV 102 The main components of the device are displayed at the beginning of the chapter Some of...

Страница 30: ...PARTS DRAWINGS AND PART NUMBER LISTS PV 101 PV 102 Service Manual 5 2 BREAS MEDICAL Doc No 003259 En Issue X 1 5 1 Overview Main components 1 4 8 2 3 5 6 7...

Страница 31: ...R LISTS No Description Location 1 Upper casing 2 Push button overlay On the upper casing 3 CPU board In the upper casing 4 Blower unit incl motor Mounted on base plate 5 Power board Mounted to bottom...

Страница 32: ...PARTS DRAWINGS AND PART NUMBER LISTS PV 101 PV 102 Service Manual 5 4 BREAS MEDICAL Doc No 003259 En Issue X 1 5 2 Parts drawings...

Страница 33: ...9 En Issue X 1 BREAS MEDICAL 5 5 PV 101 PV 102 Service Manual PARTS DRAWINGS AND PART NUMBER LISTS 5 2 1 Parts drawing Upper and lower casing For definitions of the part numbers refer to the list in s...

Страница 34: ...AWINGS AND PART NUMBER LISTS PV 101 PV 102 Service Manual 5 6 BREAS MEDICAL Doc No 003259 En Issue X 1 5 2 2 Parts drawing Main assembly For definitions of the part numbers refer to the list in sectio...

Страница 35: ...ssue X 1 BREAS MEDICAL 5 7 PV 101 PV 102 Service Manual PARTS DRAWINGS AND PART NUMBER LISTS 5 2 3 Parts drawing Blower unit and patient air outlet For definitions of the part numbers refer to the lis...

Страница 36: ...Absorbent dwg 10647 7 T2 outer edge lower casing outer wall 000674 M4 wing nut 000678 M4 lock nut 000706 Power cord strain relief 000718 Screw MRX steel M5 x 12 fzb POZ 000996 Filter PV 101 PV 102 wa...

Страница 37: ...nel Danish 003215 Overlay PV 101 setting panel French 003249 Decal PV 101 logo 003250 Decal PV 102 logo 003261 Sticker Plus BREAS Part no Definition 000071 Mains input socket 000529 Spacer cooling fan...

Страница 38: ...ng 7 66 x 1 78 001028 O ring 38 x 1 001032 LF isolator 001033 Honeycomb material 001038 Flex tube 22 x 15 mm 001039 Silicon tube 5 x 8 mm blue green 001052 Silicon tube 50 mm red 001053 Silicon tube 3...

Страница 39: ...bsorbent dwg 10648 7 T2 inner edge upper casing outer 000510 Absorbent dwg 10648 8 T2 inner edge upper casing outer 000511 Absorbent dwg 10649 1 T3 inner edge lower casing inner 000512 Absorbent dwg 1...

Страница 40: ...egian 002991 PV 102 Operating manual Spanish 002992 PV 102 Operating manual Italian 002993 PV 102 Operating manual Dutch 002994 PV 102 Operating manual Danish 002995 PV 102 Operating manual French 002...

Страница 41: ...block diagram of the PV 101 PV 102 s functions 6 1 Pneumatic diagram The pneumatic diagram shows the pneumatic components of the air circulation system of the PV 101 PV 102 No Description 1 Patient ai...

Страница 42: ...S PV 101 PV 102 Service Manual 6 2 BREAS MEDICAL Doc No 003259 En Issue X 1 6 2 Functional block diagram The block diagram below shows how the electronics are designed and how they are connected to th...

Страница 43: ...ICS Doc No 003259 En Issue X 1 BREAS MEDICAL 7 1 7 ELECTRONICS This chapter describes in detail the electronics of the PV 101 PV 102 It also contains circuit diagrams and component location drawings f...

Страница 44: ...7 2 BREASMEDICAL Doc No 003259 En Issue X 1 7 1 Electronics Main components The electronics in the PV 101 and the PV 102 comprises a blower unit and three printed circuit boards the CPU board the powe...

Страница 45: ...per casing 2 Blower unit incl motor Mounted on base plate 3 Power board Mounted to bottom of base plate 4 MDA board Mounted to rear of base plate 5 Hour counter Mounted to MDA board 6 Analogue digital...

Страница 46: ...2 Service Manual 7 4 BREASMEDICAL Doc No 003259 En Issue X 1 7 2 Functional block diagram The block diagram below shows on an overall level how the electronics are designed and how they are connected...

Страница 47: ...PV 101 PV 102 Service Manual ELECTRONICS Doc No 003259 En Issue X 1 BREAS MEDICAL 7 5 7 3 Internal wiring diagram The wiring diagram displays the internal cabling and connections of the electronics...

Страница 48: ...h its software is also located here as well as an internal memory DALLAS for the logging and storage of the patient usage data Refer also to the circuit diagrams See section 7 6 1 7 6 2 7 6 3 7 6 4 an...

Страница 49: ...mi conductor type is amplified by U201 The off set and gain can be adjusted using the P200 and P201 potentiometers The signal is used for regulating the pressure The flow sensor is also of the semi co...

Страница 50: ...nt air connector The measurements made during the delivery inspection can be used as reference val ues for measurements made during future services If no reference values are available the value for t...

Страница 51: ...PV 101 PV 102 Service Manual ELECTRONICS Doc No 003259 En Issue X 1 BREAS MEDICAL 7 9 7 6 Circuit diagrams Circuit boards...

Страница 52: ...SCL 5 SDA 4 Vss 24LC01B I U100 VCC 4 4k7 R104 R105 C102 100n 4 5 6 U106 B 74HC00 3 C1 4 C2 5 C2 8 R2IN 7 T2OUT 16 Vcc 2 V 6 V 15 GND 9 R2OUT 12 R1OUT 11 T1IN 10 T2IN 1 C1 13 R1IN 14 T1OUT U101 DS14C2...

Страница 53: ...1 OC 11 CLK 10 GND U115 74HC574 OK101 KEY OK104 SLEEP R118 470R R115 470R LD107 LD105 2 Vcc 3 Vcc 4 GND 5 N C 6 N C 7 N C 8 N C 1 GND 16 R 15 R 14 WDO 13 N C 12 N C 11 WDI 10 N C 9 GND U119 MAX699CWE...

Страница 54: ...er A3 Filename Sheet of Rev Date Drawn by 2 cad056a_R3 sch 2 2002 10 30 Axel Olofsson CPU Display PV101 102 Upgrade 5 T1 P67 P66 P65 P64 P63 P62 P61 P60 F1 BI9 BI7 BI5 BI3 BI1 R143 20k R141 20k R139 2...

Страница 55: ..._S2_5 DA_S2_4 DA_S2_3 DA_S2_2 DA_S2_1 BI9 BI7 BI5 BI3 BI1 R159 20k R157 20k R155 20k R153 20k R151 20k BI6 BI8 BI10 BI2 BI4 R156 20k R158 20k R152 20k R154 20k R165 10k R163 10k R161 10k R164 10k R166...

Страница 56: ..._S1_5 DA_S1_4 DA_S1_3 DA_S1_2 DA_S1_1 BI9 BI7 BI5 BI3 BI1 R175 20k R173 20k R171 20k R169 20k R167 20k BI6 BI8 BI10 BI2 BI4 R172 20k R174 20k R168 20k R170 20k R181 10k R179 10k R177 10k R180 10k R182...

Страница 57: ...0V C27 R54 22k DC_OUT 7 5 6 U1 B LM324Y R12 1k5 R9 4k7 VARI_S14K300 R14 4n7 400V XY C61 R59 2k2 TR1 C6 68nF C11 47u 16V D4 BZX84C24 Q3 BC817 40 D5 DIOD_SMC R34 1k BC807 40 Q4 D21 BZX84C20 13 5 7 9 2 1...

Страница 58: ...D18 BZX84C5V1 R87 10k D20 R89 100R C56 100n 100n C52 1 2 CN3 D14 BYW29 500 R65 10k R67 56R C35 100n R66 68k R68 4k7 R70 6k8 Q14 R83 0R1 1W R82 0R1 1W D15 BZX84C6V8 R85 47R 1W C46 4n7 50V ISO R88 100R...

Страница 59: ...C211 Mont Ej 35V C245 0 1uF 50V R206 10k R216 270R R215 10k R217 4 7k 9 10 8 U201 C LM274 R236 10K R210 1 6K D214 SM6T15CA R213 680R C254 100nF D205 SM6T15CA C255 100nF D203 BAS85_2 C257 100nF X200 6...

Страница 60: ...C264 100nF C214 1nF C215 1nF X200 8 4u7F 25V C246 R221 24 9k C284 100n BZX84C6V8 DZ201 5V R282 10K R280 820K R223 4 7k R224 4 7k 10V C238 0 1uF 50V R227 1k C267 Monteras ej C266 Monteras ej DR207 BL01...

Страница 61: ...10K R251 4k7 D223 BZX84C10 R249 10K R298 100K R273 4R7 Mont lodsida R265 4R7 Mont lodsida BAS32_2 D234 R253 10K D231 DO 214AB SMC D226 DO 214AB SMC R252 10K 5V Q210 R304 10k VR200 Monteras ej X202 13...

Страница 62: ...ELECTRONICS PV 101 PV 102 Service Manual 7 20 BREASMEDICAL Doc No 003259 En Issue X 1 7 7 Component location drawings Circuit boards...

Страница 63: ...R154 Q101 XTAL100 R101 C111 RN103 R128 OK102 LD103 LD106 R122 Q102 C131 C132 R150 R138 R139 R145 R146 R147 R143 R140 C134 RN106 RN107 OK103 U117 C114 R178 R182 R181 R180 R179 Q104 R123 U106 C115 C133...

Страница 64: ...er board upper side For component lists refer to section 7 8 2 1 C 4 Q5 R40 C1 CN1 C13 C21 TR1 C51 U2 R28 C19 R32 R43 C15 R37 C18 C23 TR2 R36 CN2 D9 C24 R90 Q7 C27 R103 BR1 C12 R6 C6 C10 C8 C7 TR4 L1...

Страница 65: ...C29 C31 C50 R93 Q14 C11 R96 R80 D17 R71 D4 R25 R31 C35 R66 R26 C9 D13 R101 R99 R100 C66 R53 C5 C28 C37 D11 R21 R20 C16 R60 C59 TP5 R48 R58 R17 Q6 R12 R1 R11 R9 R89 C47 R42 C25 D7 R23 R76 Q9 Q10 R64 R...

Страница 66: ...2 R236 R235 REL200 X206 R283 D220 DR203 DR201 C 2 0 1 C262 X200 TIMER200 DR202 DR210 U209 VR201 DZ201 R281 R280 R279 R282 R276 R275 C280 C202 X207 C238 C208 R284 C209 R234 R233 C210 R293 R300 D225 R27...

Страница 67: ...1 LED100 103 TDSG1160 7 seg 4 LED104 105 106 Bargraph PV 101 PV 102 3 OK100 104 SWITCH 3ESH9 10 4 5 Q100 104 TRANSISTOR BC847B 5 R100 101 RESISTOR 3k3 1 2 R102 RESISTOR 10k 1 1 R103 106 RESISTOR 4K7 1...

Страница 68: ...CAPACITOR 2 2nF Y1 DE1210E222M 2 C5 CAPACITOR 10u 16V 1 C6 CAPACITOR 68nF PME271 1 C7 8 10 12 15 CAPACITOR 1nF 400V 5 C11 37 CAPACITOR 47u 16V 2 C13 CAPACITOR 100uF 400V 1 C14 36 41 CAPACITOR 10nF X7...

Страница 69: ...0 1 D13 DIODE BZX84C22 1 D14 DIODE BYW29F200 1 D15 DIODE BZX84C6V8 1 D21 DIODE BZX84C20 1 L1 INDUCTOR 220uH HM50 221K 1 L2 INDUCTOR 22uH HM50 220K 1 L3 INDUCTOR 330uH KM5 1 L4 INDUCTOR TSL1112RA 1 Q1...

Страница 70: ...R 10R 1 3 R39 RESISTOR 33R 1 1 R42 52 62 75 78 79 RESISTOR 100k 1 15 R43 RESISTOR 4K7 2W 1 R48 57 64 65 87 RESISTOR 10k 1 7 R50 51 70 RESISTOR 6K8 1 3 R55 59 84 RESISTOR 2k2 1 3 R58 RESISTOR 10k NTC B...

Страница 71: ...R 10uF 6V 1 C213 217 249 251 CAPACITOR 1nF NPO 11 C220 CAPACITOR 220u 50V 1 C221 CAPACITOR 0 47F FSOH 1 C222 224 225 CAPACITOR 10nF X7R 3 C223 CAPACITOR 10nF X7R 1 C226 CAPACITOR 0 1uF 100V MKT 1 C228...

Страница 72: ...ER OBO 1206C 1 Q200 TRANSISTOR BC857B 1 Q201 202 211 213 TRANSISTOR BC847B 7 Q203 TRANSISTOR LM2575S 5 1 Q205 210 214 TRANSISTOR RFD16N06LESM 7 Q217 TRANSISTOR MTD20N06HDL 1 R200 233 234 RESISTOR 3k3...

Страница 73: ...R293 272 RESISTOR 1K5 1 2 R294 RESISTOR 22R 1 1 R295 297 316 317 RESISTOR 47k 1 4 R296 RESISTOR 220k 1 1 R305 RESISTOR 2k 1 1 R312 RESISTOR 5k1 1 1 R314 RESISTOR 12K 1 1 R315 RESISTOR 15K 1 1 R318 RE...

Страница 74: ...ELECTRONICS PV 101 PV 102 Service Manual 7 32 BREASMEDICAL Doc No 003259 En Issue X 1 X207 CONNECTOR ANGLED 2P 1 Reference Description Quantity...

Страница 75: ...the fuse 7 1 The ventilator does not give adequate pressure volume Leakage from patient circuit mask Check the tubes and mask for leakage 2 6 6 Internal leakage Check the tubes inside the machine 2 5...

Страница 76: ...FAULT TRACING PV 101 PV 102 Service Manual 8 2 BREAS MEDICAL Doc No 003259 En Issue X 1...

Страница 77: ...ovement no 337 The PV 101 incorrectly turned itself off 15 seconds after ramp activation when there was no patient circuit leakage R250001 mandatory field upgrade from R020296 to R230389 Replacement o...

Страница 78: ...9 2 BREAS MEDICAL Doc No 003259 En Issue X 1 APPENDICES PV 101 PV 102 Service Manual...

Страница 79: ...omponents and the installed software 2 3 1 Initial recording 2 3 2 Markings 2 3 3 Information from the patient user 2 3 4 Validity of the documentation 2 3 5 External inspection Visual inspection for...

Страница 80: ...______________ ___________________________________________________________________ ___________________________________________________________________ _________________________________________________...

Страница 81: ...to avoid unnecessary delays 1 Pack the product in its original packaging If this is not available pack the product in packaging suitable for transporting the product to BREAS 2 Take a photocopy of th...

Страница 82: ...9 6 BREAS MEDICAL Doc No 003259 En Issue X 1 APPENDICES PV 101 PV 102 Service Manual...

Страница 83: ...102 Service Report for BREAS PV 101 PV 102 BREAS Ref No __________ Customer information Customer name Customer address Phone Reference person Customer reference number Product information Model Seria...

Страница 84: ...Parts used Pcs Price _______________________________________________________________________ _______________________________________________________________________ __________________________________...

Страница 85: ..._________ ___________________________________________________________________ ___________________________________________________________________ ______________________________________________________...

Страница 86: ..._________ ___________________________________________________________________ ___________________________________________________________________ ______________________________________________________...

Страница 87: ...BREAS MEDICAL 10 PV 101 OPERATING MANUAL...

Страница 88: ...BREAS MEDICAL...

Страница 89: ...BREAS MEDICAL 11 PV 102 OPERATING MANUAL...

Страница 90: ...BREAS MEDICAL...

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