Fukuda Denshi IB-7300 Service Manual Download Page 30

Page: 30 / 146

Invasive Blood Pressure

Transducer Sensitivity

：

V/V/mmHg

Measurement Range

：

−

50~300mmHg

Frequency Response

：

DC~ 6Hz

DC~ 8Hz
DC~12Hz
DC~40Hz

Accuracy

：±

2% of full scale, or within

1mmHg

Zero Balance Range

：±

150mmHg

（

auto zero adjustment is done with key switch

）

Number of Channels

：

－

Summary of Contents for IB-7300

Page 1: ...Service Manual Before setting up maintenance please read this service manual carefully Keep this manual where it can be always referred to ...

Page 2: ... the order of a physician The company and product names used in this manual are trademarks or registered trademarks If this manual has pages missing or out of order contact Fukuda Denshi for replacement Only physician or persons instructed by physicians are allowed to use the equipment The information contained in this document is subject to change without notice due to improvement in the equipmen...

Page 3: ...s service manual verify that there is no paging disorder or missing page You are requested to kindly fill the underlined area below in this sheet and send it back to us after verification Please be noted that photocopying of this manual is strictly prohibited Also for improvement of the future service manual your comment and request will be appreciated If you have any comment or request on usabili...

Page 4: ...ion of Medical Electrical Equipment iv Precautions Mentioned in the Manual v Precautions about this Device vi Electromagnetic Compatibility vii Precautions for Safe Operation under Electromagnetic Influence vii EMC Guidance vii Compliance to the Electromagnetic Emissions viii Compliance to the Electromagnetic Immunity 1 viii Compliance to the Electromagnetic Immunity 2 ix Recommended Separation Di...

Page 5: ...ration of the equipment DANGER Failure to follow this message may cause immediate threat of death or serious injury or complete failure of the equipment WARNING Failure to follow this message may result in death or serious injury or complete failure of the equipment CAUTION Failure to follow this message may cause injury or failure to the equipment NOTE A note is not related to product safety but ...

Page 6: ... The service manual is for the use of our service representative or designated maintenance contractor All repairs assembly procurement and other operations must be performed by our specialist engineers Repairs and assembly should be performed using the appropriate equipment and tools CAUTION Be sure to follow the instructions in the operation manual regarding handling of the equipment Also refer t...

Page 7: ...tion when the device is used in conjunction with other equipment as it may cause erroneous judgment and danger Ensure all patient connections are proper and secure During operation of the system verify the following items Always observe the system and patient to ensure safe operation of the equipment If any abnormality is found on the equipment or patient take appropriate measures such as ceasing ...

Page 8: ...nted circuit board may lead to contact failure or breakdown When assembling the equipment make sure that the screws are screwed in properly in the correct position to fulfill their function Check that no foreign objects are left inside the equipment Handling the printed circuit board Parts of the printed circuit board are very sensitive to static electricity The printed circuit board is a highly s...

Page 9: ...be performed The internal switch setup will be performed by our service representative Users should not open the maintenance cover Do not insert unspecified modules into the Input Box Otherwise the equipment may be damaged and safety cannot be ensured If not using for a long period of time turn OFF the power of the main unit Super Module and Input Box As the Super Module and DSC 7300 communicates ...

Page 10: ... room Humidify the room Lightning A lightning nearby may induce excessive voltage to the equipment If any danger is suspected use the uninterruptible power supply system High frequency noise interference from other device through the power outlet Check where the noise is originated and remove it using filtering device etc Stop using the device that is originating the noise Use other power outlet E...

Page 11: ... 30 Electrical fast transient burst IEC EN61000 4 4 2kV for power supply lines 1kV for input output lines 2kV for power supply lines 1kV input output lines Power supply quality should be at levels characteristic of a typical location in a typical commercial or hospital environment Surge IEC EN61000 4 5 0 5 1kV differential mode 0 5 1 2kV common mode 0 5 1kV differential mode 0 5 1 2kV common mode ...

Page 12: ... fixed RF transmitters as determined by an electromagnetic site survey should be less than the compliance level in each frequency range Interference may occur in the vicinity of equipment marked with the following symbol Note 1 At 80MHz and 800MHz the higher frequency range applies Note 2 These guidelines may not apply in all situations Electromagnetic propagation is affected by absorption and ref...

Page 13: ...d Maximum Output Power of Transmitter W 150kHz 80MHz d 1 2 P 80MHz 800MHz d 1 2 P 800MHz 2 5GHz d 2 3 P 0 01 0 12 0 12 0 23 0 1 0 38 0 38 0 73 1 1 2 1 2 2 3 10 3 8 3 8 7 3 100 12 12 23 For transmitters rated at a maximum output power not listed above the recommended separation distance d in meters m can be determined using the equation applicable to the frequency of the transmitter where P is the ...

Page 14: ...CAUTION FEDERAL LAW RESTRICTS THIS DEVICE TO SALE BY OR ON THE ORDER OF A PHYSICIAN This page is only for the USA xi ...

Page 15: ...Blank Page xii ...

Page 16: ...quipment Chapter 3 Connection of Each Part This chapter describes the connectors and explains how to connect the units and turn the power ON and OFF Chapter 4 Operations This chapter explains the structure of the equipment block by block Chapter 5 Wiring Diagram This chapter contains the internal wiring diagram Chapter 6 Spare Parts List This chapter contains a list of consumable parts Chapter 7 A...

Page 17: ... Communications Equipment and the DS 7300 System x Chapter 1 General Description General Description 1 2 Features 1 2 Parameter Module Types 1 3 Names of Parts and Their Functions 1 4 Front Side 1 4 Rear Side 1 4 Chapter 2 Specification IB 7300 Input Box Specification Performance 2 2 Specification 2 2 Performance 2 3 HB 500 Invasive Blood Pressure Module 2 4 HC 500 CO2 Module 2 6 HC 530 tcpO2 tcpC...

Page 18: ...figuration Diagram 4 3 Explanation of Each Block 4 4 Explanation of the Boards 4 5 CPU Board IB7CPU 4 5 Block Diagram 4 5 Operation Overview 4 6 DIPDIP Switch Settings 4 7 Rotary Switch Settings 4 7 Board Fuse Settings 4 7 Connectors 4 8 Module Mother Board IB7MBD 4 12 Block Diagram 4 12 Operation Overview 4 12 Board Fuse Settings 4 13 Connectors 4 13 Connector Board IB7CNT 4 16 Block Diagram 4 16...

Page 19: ...nge 3 6 4 Rubber Supports 6 4 Back Panel Assembly 6 4 7 Segment Cover 6 4 Dsub Cover 6 4 Filter Holder 6 4 Chapter 7 Assembling and Disassembling Main Unit Assembly Drawing 410 2905 7 2 Assembling and Disassembling the IB 7300 7 4 Tool Required 7 4 Assembling and Disassembling 7 4 External Appearance 1 410 2906 7 13 External Appearance 2 410 2907 7 14 Packing Instruction 410 2908 7 15 Chapter 8 Tr...

Page 20: ... 10 2 Daily Check 10 3 Daily Check Procedure IB 7300 10 3 Daily Check List IB 7300 10 4 Daily Check Procedure Parameter Modules 10 5 Daily Check List HR 500 10 6 Daily Check List HB 500 10 7 Daily Check List HC 500 10 8 Daily Check List HF 500 10 9 Daily Check List HC 530 10 10 Periodic Check 10 11 Periodic Check Whole biological information monitoring equipment 10 11 Introduction 10 11 Jig Measur...

Page 21: ...Blank Page xviii ...

Page 22: ...scription This chapter provides an overview of the DS 7300 system Chapter 1 General Description 1 2 Features 1 2 Parameter Module Types 1 3 Names of Parts and Their Functions 1 4 Front Side 1 4 Rear Side 1 4 1 1 ...

Page 23: ...s Using various modules any parameters can be combined for monitoring There are 6 slots 2 x 3 to insert the modules Depending on the module size one slot or two slots will be required to insert the module For one slot size module maximum of 6 modules can be inserted Connects to Super Module with Ethernet UDP IP and constructs a MODULE LAN It can be placed under the Super Module The Input Box itsel...

Page 24: ... Super Module will take precedence HC 500 CO2 Module 1 Measures EtCO2 by mainstream method HC 530 tcpO2 pCO2 Module 2 Measures the tcpO2 pCO2 non invasively HF 500 Cardiac Output Module 1 CO measurement by the Super Module will take precedence HR 500 Recorder Module 2 Only waveforms can be recorded Manual Rec Alarm Rec Periodic Rec CAUTION The HR 500 Recorder Module can record only waveforms Manua...

Page 25: ...6 Cooling Fan 8 Serial Connector 13 LINK LED 9 Equipotential Ground Terminal 12 Module LAN Connector 10 Power Supply Connector 11 Main Unit Connector 4 Fuse Holder Fuses are stored in here 5 Power Supply Switch Turns ON OFF the power Turning OFF the LC 7315T Display Unit will also turn OFF the IB 7300 6 Cooling Fan Inhale port for cooling fan 7 Maintenance Cover Used for maintenance 8 Serial Conne...

Page 26: ... tcpCO2 Module 2 8 Unit 2 8 TCC3 Calibration Unit 2 9 E5280 Combined tcpO2 pCO2 Electrode 2 9 HF 500 Cardiac Output Module 2 10 HR 500 Recorder Module 2 12 Accessories and Optional Accessories 2 13 IB 7300 Input Box 2 13 HB 500 Invasive Blood Pressure Module 2 13 HC 500 CO2 Module 2 14 HC 530 tcpO2 tcpCO2 Module 2 14 HF 500 Cardiac Output Module 2 14 HR 500 Recorder Module 2 14 2 1 ...

Page 27: ... Amendment A2 to IEC 60601 1 1995 EN60601 1 1995 EMC Standard IEC60601 1 2 2001 EN60601 1 2 2001 Medical electrical equipment Part 1 General requirements for safety 2 Collateral standard Electromagnetic compatibility Requirements and tests Classification The class of protection against electric shock Class I The type of protection against electric shock Depends on the used module Waterproof Level ...

Page 28: ...unication Rate 100Mbps IB 7300 DSC 7300 Communication Communication System Ethernet Communication Rate 100Mbps Parameter Module Communication Transmission Format HDLC Transmission Error Detection CRC CCITT Transmission Code FM1 Transmission Speed 1Mbps Serial Port Communication System RS 232C Communication Rate 110bps 31250bps Data Length 7 bit or 8 bit Stop Bit Length 1 bit or 2 bit Parity Even O...

Page 29: ...2001 Medical electrical equipment Part 1 General requirements for safety 2 Collateral standard Electromagnetic compatibility Requirements and tests Classification The class of protection against electric shock Class I with the DS 7300 system The type of protection against electric shock type CF Waterproof Level IPX0 no protection Disinfection Method Cleaning only Degree of safety in the presence o...

Page 30: ...ensitivity 5µV V mmHg Measurement Range 50 300mmHg Frequency Response DC 6Hz DC 8Hz DC 12Hz DC 40Hz Accuracy 2 of full scale or within 1mmHg Zero Balance Range 150mmHg auto zero adjustment is done with key switch Number of Channels 2 2 5 ...

Page 31: ...1995 EMC Standard IEC60601 1 2 2001 EN60601 1 2 2001 Medical electrical equipment Part 1 General requirements for safety 2 Collateral standard Electromagnetic compatibility Requirements and tests Classification The class of protection against electric shock Class I with the DS 7300 system The type of protection against electric shock type CF Waterproof Level IPX0 no protection Disinfection Method ...

Page 32: ...tion 0 150Bpm Measurement Accuracy CO2 0 40 mmHg 2mmHg 41 99 mmHg 5 Respiration 1Bpm Display Units mmHg kPa Averaging 1 breath OFF 10 seconds or 20 seconds Compensation O2 Manually selected when oxygen levels are 60 N2O Manually selected when using N2O Pressure Manually selected for barometric pressure above sea level Warm Up Within 5 minute for measurements Within 20minutes for maximum accuracy 2...

Page 33: ...pment Part 1 General requirements for safety 2 Collateral standard Electromagnetic compatibility Requirements and tests Classification The class of protection against electric shock Class I with the DS 7300 system The type of protection against electric shock type CF Waterproof Level IPX0 no protection Disinfection Method Cleaning only Degree of safety in the presence of flammable anesthetic mixtu...

Page 34: ...CO2 Electrode Manufactured by RADIOMETER MEDICAL A S Height 11 3mm Diameter 15mm Electrode cable 2 3m Weight 3 8g pO2 Part Zero current typically less than the equivalent of 2mmHg Drift in calibration value typically less than 1mmHg per hour Response time approx 20 sec for 90 response pCO2 Part Drift in calibration value typically less than 1mmHg per hour Response time approx 50sec for 90 response...

Page 35: ...s for safety 2 Collateral standard Electromagnetic compatibility Requirements and tests Classification The class of protection against electric shock Class I with the DS 7300 system The type of protection against electric shock type CF Waterproof Level IPX0 no protection Disinfection Method Cleaning only Degree of safety in the presence of flammable anesthetic mixture not suitable for use in the p...

Page 36: ...lution catheter Ti measurement Measured via separate injectate probe or through In line sensor in catheter system If not measured calculations are performed assuming 0 C for iced and 24 C for room temperatures Measurement Range CO 0 1 20 L min Tb 17 45 C 0 3 C Ti 1 35 C 0 5 C 2 11 ...

Page 37: ...standard Electromagnetic compatibility Requirements and tests Classification The class of protection against electric shock Class I with the DS 7300 system Waterproof Level IPX0 no protection Disinfection Method Cleaning only Degree of safety in the presence of flammable anesthetic mixture not suitable for use in the presence of flammable anesthetics mixture with air or with oxygen or nitrous oxid...

Page 38: ...le CJ 732D 10m Module Connection Cable CJ 732E 20m Air Filter OA 485 For cooling fan 10 in one pack Mounting Bracket for IB 7300 OAO 02A To attach the IB 7300 and the Super Module Mounting Bracket for HS 700 OAO 07A To fix on the HS 700 Series Super Module and IB 7300 Input Box to the table etc HB 500 Invasive Blood Pressure Module Accessories Blood Pressure Channel Identification Label Qty 1 CJ 3...

Page 39: ...tcpO2 tcpCO2 Module Accessories Operation Manual Optional Accessories Item Model Type Description Combined tcpO2 pCO2 Electrode E5280 Electrode Membraning Kit D280 Electrode Fixation Kit D282 Calibration Unit TCC3 Calibration Gas 20 9 O2 5 CO2 HF 500 Cardiac Output Module Accessories CJ 382 Catheter Interface Cable Qty 1 Operation Manual Optional Accessories Item Model Type Description Injectate P...

Page 40: ...uper Module and Input Box Using OAO 02A 3 2 To Fix the IB 7300 on the Super Module 3 2 To Fix the Super Module on the IB 7300 3 3 Fixing the Super Module and Input Box to a Table Using OAO 07A 3 4 Connecting the Input Box DSC 7300 Main Unit and Super Module 3 7 Installation Removal of the Parameter Modules 3 8 Connecting the Power Supply Cable 3 9 Turning ON the Power 3 10 3 1 ...

Page 41: ...and L using the fixing screw A M3 8L Base L Screw A Base R Super Module 2 Remove the 4 screws on the rubber supports at the bottom of the IB 7300 Use the fixing screw B M3 18L to fix on the Plate R and L rubber supports and guides IB 7300 Plate R Guide Plate L Rubber Support Screw B 3 Align the front side of the IB 7300 to the line position on the Super Module and attach to the opening on the Base...

Page 42: ...kward NOTE To prevent the equipment from falling off verify that it is securely locked Final Drawing To Fix the Super Module on the IB 7300 Using the same procedure as above fix on the Plate R and L to the bottom of the Super Module and Base R and L to the top of the IB 7300 Super Module IB 7300 3 3 ...

Page 43: ... a table and mount the Input Box on top two sets of OAO 07A mounting brackets are required 1 Fix the Super Module to the table Assemble OAO 07A Bracket A and B using the screws provided as shown in the diagram below Screw M3x8 4 Bracket B Bracket A Align these edges of Bracket A and B 2 Remove the rubber supports and four binding screws from the Super Module and use the screws to attach the mounti...

Page 44: ... 4 Screw A 4 CAUTION Be sure to tighten the screws securely to prevent the equipment from falling off 4 Fix the Input Box to the top of the Super Module Use the binding screws to fix bracket A to the bottom of the IB 7300 and bracket B to the top of the Super Module IB 7300 Bracket A Rubber Support 4 Binding Screw 4 HS 700 Bracket B 3 5 ...

Page 45: ...5 Fix in place with the four screws provided Screw M3x8 4 provided 3 6 ...

Page 46: ...nector on the Input Box and Module Communication Connector on the DSC 7300 2 Using the CJ 732 Module Connection Cable connect the 2 MODULE connector on the Input Box and Main Unit Communication Connector on the Super Module DSC 7300 Main Unit IB 7300 Input Box 1 DYNASCOPE Connector 2 MODULE Connector HS 700 series Super Module 3 7 ...

Page 47: ...may be damaged and safety cannot be ensured 1 In the arrow direction insert the parameter module into the input box Push in until it clicks into the locked position 2 To remove the parameter module follow the procedure below 1 Push the Lock Release Switch on the input box and release the module lock 2 Pull out the parameter module slightly until it stops 3 Push back in until it clicks 4 Then pull ...

Page 48: ...to prevent potential difference between the equipment Even a small potential difference may result in electric shock to the patient and the operator NOTE Equipotential Grounding When connecting multiple devices electrical potential difference may be generated between the devices This may result in electric shock to the patient connected to these devices Pay special attention for use in the operati...

Page 49: ... Box The power of the main unit Super Module and Input Box interlocks with the power switch operation ON OFF on the display unit During normal usage the power switch of the main unit Super Module Input Box should be left ON CAUTION If not using for a long period of time turn OFF the power of the main unit Super Module and Input Box As the Super Module and DSC 7300 communicates via Input Box the po...

Page 50: ...P Switch Settings 4 7 Rotary Switch Settings 4 7 Board Fuse Settings 4 7 Connectors 4 8 Module Mother Board IB7MBD 4 12 Block Diagram 4 12 Operation Overview 4 12 Board Fuse Settings 4 13 Connectors 4 13 Connector Board IB7CNT 4 16 Block Diagram 4 16 Operation Overview 4 16 Internal Connectors 4 17 LED Display 4 19 External Connectors Pin Assignment 4 20 RS232C Connector RS 232C In Out Signal 4 20...

Page 51: ...rd is a sensitive electronic circuit component After removal store in a conductive bag or take other appropriate measures Applying unnecessary pressure to the printed circuit board may cause malfunction Removing or replacing the printed circuit board with the power ON may cause malfunction or damage IB 7300 Structure The IB 7300 is composed of the boards and units shown in the diagram below IB 730...

Page 52: ...R Board IB7CNT DYNASCOPE MODULE CPU Board IB7CPU CF Card Slot Service Switch Status LED MODULE Mother Board IB7MBD AC100V Power Supply SW Power Supply Unit AC Inlet with fuse Option MODULE SLOT 6 Option MODULE SLOT 5 Option MODULE SLOT 4 Option MODULE SLOT 3 Option MODULE SLOT 2 Serial Port 4 3 ...

Page 53: ...Module Mother Board IB7MBD The module mother board has six slots for connecting the option modules The power supply to the modules is protected against short circuiting by the polyswitch self resetting fuse It is connected to the CPU board 4 Connector Board IB7CNT The Connector Board has a DYNASCOPE connector for connecting the DSC 7300 and a Module connector for connecting the HS 700 Each connect...

Page 54: ...ering on the 32bit RISC CPU It performs signal processing communication processing display processing and control Flash Memory Internal DC DC POWER Supply Memory Main Gate Array Rotary SW DIP SW LED Display CF Card Driver Module LAN MODULE I F UART FAN Control EEPROM DC DC POWER Control MAIN CPU 4 5 ...

Page 55: ... DYNASCOPE LAN and module LAN each have a LED for checking communication performance MODULE I F The Module I F is connected to the IB7MBD It supplies power to the IB7MBD DC24V DC5V and performs communication Communication input output consists of HDLC 1Mbps serial communication for DS 5000 series module communication and asynchronous serial communication for DS 7000 series module communication The...

Page 56: ...er OFF Buzzer ON 7 OFF OFF Not used Reserved function 8 OFF OFF Forced installation and EEPROM data writing OFF Rotary Switch Settings SW NO Default Setting Description 0 Normal operating mode 1 6 Not used 7 Only used for factory adjustment 8 B Not used C Equipment test mode D Not used E Reserved F Reset Board Fuse Settings No Name Description Setting 1 F1 For 5V AC failure 0 75A 2 F2 For 12V isol...

Page 57: ...ot Connector CN3 No Signal Name Remarks Signal Level 1 60 For development Not released ICE Connector CN4 No Signal Name Remarks Signal Level 1 20 For development Not released PLD Connector CN5 No Signal Name Remarks Signal Level 1 7 For development Not released RS232C Connector CN6 No Signal Name Remarks Signal Level 1 RESET Port Reset TTL High Level Reset 2 NC No Connection 3 TxD Serial Transmitt...

Page 58: ...n 10 NC No wire connection 11 NC No wire connection 20 NC No wire connection 21 NC No wire connection 22 NC No wire connection 23 NC No wire connection 24 NC No wire connection 25 NC No wire connection 26 NC No wire connection 27 NC No wire connection 28 NC No wire connection 12 3 3V Power supply 29 5V Power supply 13 POW_CNT IB 7300 power supply control 3 3V 14 LINK_LED0 DYNASCOPE Communication L...

Page 59: ... 1 Transmit TTL 5V 31 SELDATA2 Module Data Slot 2 TTL 5V 32 RXD2 7000 Module Communication Slot 2 Receive TTL 5V 33 SELDATA1 Module Data Slot 1 TTL 5V 34 TXD2 7000 Module Communication Slot 2 Transmit TTL 5V 35 TXD5 7000 Module Communication Slot 5 Transmit TTL 5V 36 RXD3 7000 Module Communication Slot 3 Receive TTL 5V 37 RXD5 7000 Module Communication Slot 5 Receive TTL 5V 38 TXD3 7000 Module Com...

Page 60: ...No Signal Name Remarks Signal Level 56 GND Signal Power Supply GND 57 GND Signal Power Supply GND 58 GND Signal Power Supply GND 59 GND Signal Power Supply GND 60 GND Signal Power Supply GND 4 11 ...

Page 61: ...rface The Module Slot x Interface supplies power and signals to the module The power is supplied at 24V and 5V Each slot has a polyswitch self resetting fuse The DS 7000 module provides independent serial communication from each slot The DS 5000 module communicates by time sharing using the same signal wire Failure of one unit or one slot in the DS 5000 module may render all the modules unusable B...

Page 62: ... Slot 6 CN6 No Signal Name Remarks Signal Level 1 24V Module Power Supply 24V 2 24V Module Power Supply 24V 3 24V Module Power Supply 24V 4 24V Module Power Supply 24V 5 GND Power Supply Ground 6 GND Power Supply Ground 7 MJ_SEL RESET Module Series Identification Signal 5000 Series L input 7000 Series H input For 7000 Series outputs reset signal after identification TTL 5V 8 GND Power Supply GND 9...

Page 63: ...ata Slot 6 TTL 5V 24 LOAD2 Module Selection Slot 2 TTL 5V 25 SELDATA5 Module Data Slot 5 TTL 5V 26 LOAD1 Module Selection Slot 1 TTL 5V 27 SELDATA4 Module Data Slot 4 TTL 5V 28 RXD1 7000 Module Communication Slot 1 Receive TTL 5V 29 SELDATA3 Module Data Slot 3 TTL 5V 30 TXD1 7000 Module Communication Slot 1 Transmit TTL 5V 31 SELDATA2 Module Data Slot 2 TTL 5V 32 RXD2 7000 Module Communication Slo...

Page 64: ...VER0 Board Version bit 0 50 BD_VER1 Board Version bit 1 51 BD_VER2 Board Version bit 2 52 BD_VER3 Board Version bit 3 53 GND Signal Power Supply GND 54 GND Signal Power Supply GND 55 GND Signal Power Supply GND 56 GND Signal Power Supply GND 57 GND Signal Power Supply GND 58 GND Signal Power Supply GND 59 GND Signal Power Supply GND 60 GND Signal Power Supply GND 4 15 ...

Page 65: ... MODULE LAN Connector Power ON Control Power ON Control LINK LED Operation Overview Power ON Control In normal use the IB 7300 is turned ON and OFF by linkage with the DS 7300 The Power ON control isolates the power ON OFF signal from the DS 7300 by the photocoupler and transmits it to the IB7CPU DYNASCOPE LAN Connector For connecting the DS 7300 MODULE LAN Connector For connecting the HS 700 LINK...

Page 66: ..._L Power Control Input L from HS 700 When powering is controlled by HS 700 5 10V 15 NC No Connection Wrong insertion prevention pin Module Interface Connector CN3 No Signal Name Remarks Signal Level 1 NC No Connection 2 POW_H Power Control Input H to HS 700 When powering is controlled by DS 7300 5 10V 3 POW_L Power Control Input L to HS 700 When powering is controlled by DS 7300 5 10V 4 NC No Conn...

Page 67: ...YNASCOPE Communication Midpoint 21 CT1 Module Communication Midpoint 6 NC No wire connection 7 NC No wire connection 8 NC No wire connection 9 NC No wire connection 10 NC No wire connection 11 NC No wire connection 20 NC No wire connection 21 NC No wire connection 22 NC No wire connection 23 NC No wire connection 24 NC No wire connection 25 NC No wire connection 26 NC No wire connection 27 NC No w...

Page 68: ...ll devices including DSC 7300 module or any other devices Green When nothing is connected to the module LAN OFF DYNASCOPE LINK LED This LED indicates communication status with the DS 7300 When the cable is inserted correctly and communication starts Green When communication cannot be established OFF Module LINK LED This LED indicates communication status with the HS 700 When the cable is inserted ...

Page 69: ...gnal Level 1 NC No Connection Wrong insertion prevention pin 2 POW1_H Power Control Input H from DS 7300 When powering is controlled by DS 7300 5 10V 3 POW1_L Power Control Input L from DS 7300 When powering is controlled by DS 7300 5 10V 4 NC No Connection 5 SHIELD Shield 6 RDP Transmit IB 7300 DS 7300 Ethernet 7 RDN Transmit IB 7300 DS 7300 Ethernet 8 TDP Receive DS 7300 IB 7300 Ethernet 9 TDN R...

Page 70: ... Connection 5 SHIELD Shield 6 TDP Receive HS 700 IB 7300 Ethernet 7 TDN Receive HS 700 IB 7300 Ethernet 8 RDP Transmit IB 7300 HS 700 Ethernet 9 RDN Transmit IB 7300 HS 700 Ethernet 10 NC No Connection 11 NC No Connection 12 NC No Connection 13 POW2_H Power Control Input H from HS 700 When powering is controlled by HS 700 5 10V 14 POW2_L Power Control Input L from HS 700 When powering is controlle...

Page 71: ...Blank Page 4 22 ...

Page 72: ...Wiring Diagram Chapter 5 Wiring Diagram 5 2 DC24V Cable 5 3 Fan Cable 5 4 AC PWR Cable 5 5 Ground Terminal Cable 5 6 Wiring Diagram in the Inlet Unit 5 7 5 1 ...

Page 73: ...Wiring Diagram 5 2 ...

Page 74: ...DC24V Cable 5 3 ...

Page 75: ...Fan Cable 5 4 ...

Page 76: ...AC PWR Cable 5 5 ...

Page 77: ...Ground Terminal Cable 5 6 ...

Page 78: ...Wiring Diagram in the Inlet Unit 5 7 ...

Page 79: ...BlankPage 5 8 ...

Page 80: ...ables 6 3 Structural Parts 6 3 Chassis Assembly 6 3 Front Panel Assembly 6 3 Panel Corner L 6 3 Panel Corner R 6 3 Plate Bottom 6 3 Unit Cover 6 3 Cover Assembly 6 3 Support 6 3 Button Assembly 6 3 Guide Assembly R 6 4 Guide Assembly L 6 4 Film 6 4 Sponge 1 6 4 Sponge 2 6 4 Sponge 3 6 4 Rubber Supports 6 4 Back Panel Assembly 6 4 7 Segment Cover 6 4 Dsub Cover 6 4 Filter Holder 6 4 6 1 ...

Page 81: ...lso submit the equipment for repair CPU Board This is the CPU board assembly Item 9E1854 Model Standard IB 7300 IB7CPU Board Assembly CAUTION Adjustment is required when the CPU board is changed Contact your nearest service center Connector Board This is the connector board assembly for the module LAN Item 9E1855 Model Standard IB 7300 IB7CNT Board Assembly Module Mother Board This is the mother b...

Page 82: ...ssembly This is the bottom part on the outside chassis of the main unit Front Panel Assembly This is the front panel on the side where the module is inserted Panel Corner L This is the panel on the left corner as viewed from the front Panel Corner R This is the panel on the right corner as viewed from the front Plate Bottom This is the fixing plate on the bottom where the module is inserted Unit C...

Page 83: ...rd Sponge 2 The conductive sponge medium is attached to the unit cover and is in contact with the CPU board Sponge 3 The conductive sponge small is attached to the unit cover and is in contact with the CPU board Rubber Supports Item 6C4356A There are four rubber supports on the bottom of the chassis Back Panel Assembly This is the rear panel assembly 7 Segment Cover This is the cover for the visib...

Page 84: ...in Unit Assembly Drawing 410 2905 7 2 Assembling and Disassembling the IB 7300 7 4 Tool Required 7 4 Assembling and Disassembling 7 4 External Appearance 1 410 2906 7 13 External Appearance 2 410 2907 7 14 Packing Instruction 410 2908 7 15 7 1 ...

Page 85: ...Main Unit Assembly Drawing 410 2905 7 2 ...

Page 86: ...7 3 ...

Page 87: ...ards may result in contact failure or breakdown When assembling the equipment make sure that the screws are screwed in properly in the correct position to fulfill their function Check that no foreign objects are left inside the equipment Tool Required Phillips screwdriver large Assembling and Disassembling Follow the procedure below taking care with the wiring 1 Disassemble the IB 7300 main unit a...

Page 88: ...g plate cover slide the cover to release the catch as shown in the diagram and then lift off Cover Assembly Insulating Plate Cover Binding Screw M3x6 4 Slide to release catch Catch Support W Sems Screw L M3 6 4 3 Disassemble the main unit Front Panel W Sems Screw L M3x6 4 7 5 ...

Page 89: ...4 Disassemble the main unit IB 7300 IB7CPU BOARD ASSY 9E1854 W Sems Screw L M3x6 8 5 Dismantle the main unit Button Assy W Sems Screw L M3 5 5 7 6 ...

Page 90: ...ms Screw L M3x6 3 Sems Screw L M3x6 2 W Sems Screw L M3 6 2 IB 7300 IB7CNT Board Assy 9E1855 Insulating Plate Connector Card Fan Unit Assy 9E1857 7 Disassemble the main unit W Sems Screw L M3x6 3 IB 7300 IB7MBD Board Assy 9E1856 Insulating plate Mother 7 7 ...

Page 91: ...and lift off Unit Cover Sponge 1 2 3 W Sems Screw L M3x6 4 Slide to release catch 9 Disassemble the main unit Slide the Guide R and L to release the catch as shown in the diagram and lift off W Sems Screw L M3x6 3 Guide L Assy 3 Guide R Assy 3 Guide R and L Catch Catch Filter Direction for releasing catch 7 8 ...

Page 92: ...10 Disassemble the main unit Plate Bottom W Sems Screw L M3x6 10 Chassis Assy 11 Disassemble the front panel Panel Corner L Front Panel Assy Panel Corner R W Sems Screw L M3x6 4 7 9 ...

Page 93: ...the E rings shafts and springs in order E ring 6 2 spare Push Button 6B8493 3 P Spring C 148 6B4950 6 Shaft 6B8494 6 Hold Button 13 Disassemble the Guide R assembly Guide R S Spring E 601 6B8499 W Sems Screw L M3x6 2 Lock Plate Shelf Plate 7 10 ...

Page 94: ...uide W Sems Screw L M3x6 15 Disassemble the power unit assembly Inlet Assy 9E1859 GND Mask Inside Panel 5H5601 Power Supply W Sems Screw L M3x6 5 Insulating Plate PS 16 Disassemble the fan unit assembly Fan Holder Fan Assy W Sems Screw L M3x35 4 7 11 ...

Page 95: ...sembling check operation of the equipment To ensure safety measure the ground leakage current and patient leakage current and perform a pressure test Because of the structure of the protective circuit perform the following items at the specified voltage See Chapter 13 Periodic Check 14 Electrical Safety Between the primary power source and mounting part B a 1500V Between the outer cover and mounti...

Page 96: ...External Appearance 1 410 2906 7 13 ...

Page 97: ...External Appearance 2 410 2907 7 14 ...

Page 98: ...Packing Instruction 410 2908 7 15 ...

Page 99: ...Blank Page 7 16 ...

Page 100: ...bleshooting 8 2 List of Display Codes 8 4 7 segment LED Display 8 5 Normal Startup 8 5 During Program Installation 8 6 During Program Installation From DS 7300 8 7 Front LED Display 8 8 Memory Test Error Display 8 8 LINK LED Display 8 8 8 1 ...

Page 101: ...een Cause 4 The DSC 7300 screen appears but the power supply LED on the front of the IB 7300 does not light in orange when the power switch is turned ON Solution Check the connection of the IB 7300 DSC 7300 and HS 700 Note The IB 7300 can be powered independently by setting the maintenance DIP SW 5 on the IB 7300 to ON No data for the IB 7300 or HS 700 is displayed on the DS 7300 Cause The main un...

Page 102: ...pdate the DS 7300 and HS 700 program version to V03 01 or later The Check IB 7300 cooling fan message is displayed on the monitor Cause The cooling fan is conjested reducing the cooling effect Solution Clean or replace the air filter The IB 7300 hardware error message is displayed Cause The Input Box hardware is malfunctioning Solution Immediately turn off the power and stop using the device Displ...

Page 103: ...the maintenance cover 7 segment cover See the rear cover unit drawing on page 7 12 IB 7300 Front Side Front LED LINK LED 7 segment LED 7 segment LED on back Chip LED Chip LED below 7 segment LED on back LINK LED LED on back to show communication status of DS 7300 and HS 700 Front LED Main Power LED LED on front marked Main Power Front LED Status LED LED on front marked Status 8 4 ...

Page 104: ...ystem stops CPU Board Power Error 12V This error appears when an abnormality is detected in the 12V power supply voltage supplied to the IB 7300 CPU If the rotary switch is on 7 or C the system stops CPU Board Power Error 3 3V This error appears when an abnormality is detected in the 3 3V power supply voltage supplied to the IB 7300 CPU If the rotary switch is on 7 or C the system stops Fan Error ...

Page 105: ...aller program with the model type failed The CF card may be unformatted or faulty Installer Write Error with Model Type Appears when downloading of the installer program with the model type to DRAM failed The CF card may contain abnormal data Program Access Error Appears when access to the program failed e g when there is no program in the CF card The CF card may be faulty Program Top Access Error...

Page 106: ...7300 Code Meaning Description nn Installing Appears while Flash ROM sector nn is being processed nn indicates the sector number nn Flash Writing Appears while sector nn is being written to the Flash ROM nn indicates the sector number 8 7 ...

Page 107: ...t is indicated by the LED as shown in the table below The chip LED is located below the 7 segment LED LED Type Display Information Description Front LED Main Power LED Blinks red Indicates a memory test error Front LED Status LED Blinks red Indicates a memory test error Chip LED All All bits blink for 1 sec All bits blink for 1 sec Error bit lights for 2 sec Cycle is repeated Indicates a memory te...

Page 108: ...st Menu 9 3 To Display the Test Menu 9 3 Test Menu Items 9 3 Details of the Test Menu 9 4 MAINTENANCE IB 7300 9 4 MAINTENANCE IB 7300 Memory Operation and Performance 9 6 MAINTENANCE IB 7300 EEPROM 9 7 Module Install Program Install 9 8 Storage 9 9 Storage 9 9 Cleaning 9 10 Cleaning 9 10 Replacing the Air Filter 9 10 9 1 ...

Page 109: ...ed during normal operation 8 Used only for installing the software EEPROM Prevents unintended installing Normally the setting is OFF IB 7300 Rotary Switch Setup SW No Default Description 0 Normal operation mode 1 6 Not used 7 Used only for factory adjustment 8 B Not used C Equipment test mode D Not used E Reserved F Initialize internal setup to factory default setup Initialize 0 Normally set the r...

Page 110: ...s Module Install This is used when installing the program in the IB 7300 Do not remove the CF card during installation A separate module installation program CF card is required for each module MAINTENANCE IB 7300 Allows verification of the IB 7300 hardware information Refer to the section on Maintenance IB 7300 WDT Test IB 7300 This is the IB 7300 WDT test used for factory inspection Normally do ...

Page 111: ... and other information MAIN MEMORY Displays the capacity of the installed memory The installed memory capacity varies depending on the board version CF CARD STATUS Displays whether a CF card has been inserted or not as well as normal abnormal status information regarding the power supply voltage that is output from the card FAN CONTROL Displays the cooling fan control status Fan control switches b...

Page 112: ...R Displays the reset register For development STANDBY REGISTER Displays the standby register For development INTERRUPT REGISTER Displays the interrupt register For development EtherC REGISTER Displays the module LAN status For development LINE Displays the module LAN_HDLC communication status An error count may occur when the connector is inserted or removed but this is not a malfunction Used for ...

Page 113: ... Performance The following screen is displayed when the Memory Operation key or Performance key is pressed in the Maintenance IB 7300 window WARNING This screen is for development Never operate from this screen as it may cause malfunction 9 6 ...

Page 114: ...0 EEPROM on the EEPROM IB 7300 screen for more than 2 seconds Run Time Displays accumulative hours since the power was turned ON Correct Run time If the equipment is used under high temperature condition the product life cycle 25 C 6 years or more may be shortened The IB 7300 incorporates a temperature sensor and compensates the operating hours according to the temperature adjustment is performed ...

Page 115: ...ogram version 2 In the DS 7300 Module Selection screen shown above select the module to update the program 3 Check the current program version and the new program version on the CF card and press the Start Install key to start installation 4 The main screen returns when installation is completed 5 Remove the CF card 6 Check the version information Press Menu System Configuration Pre set Enter pass...

Page 116: ...adversely affected by atmospheric pressure temperature humidity ventilation sunlight dust or atmosphere containing salt or sulfur Store in a level area where the device is not exposed to vibration and shock including during transportation The following environmental conditions should be observed when storing the device Storage Temperature 10 60 C Storage Humidity 10 95 at 60 C 9 9 ...

Page 117: ...wder hot water volatile solvent and chemicals cleanser thinner benzine benzol and synthetic detergent for house and furniture or sharp edged tools The surface resin coating may be damaged resulting in discoloration scratches and other problems Replacing the Air Filter The cooling fan air filter located at the rear side of the Input Box is a consumable product Continuous use of the Input Box will c...

Page 118: ...3 Reattach the cooling fan cover WARNING The air filter must be attached after cleaning replacing If the equipment is used with the air filter detached it will become faulty 9 11 ...

Page 119: ...Blank Page 9 12 ...

Page 120: ... Daily Check List HF 500 10 9 Daily Check List HC 530 10 10 Periodic Check 10 11 Periodic Check Whole biological information monitoring equipment 10 11 Introduction 10 11 Jig Measurement Device 10 11 Periodic Check Item 10 12 Periodic Check Procedure 10 12 Periodic Check List 10 20 Periodic Check Procedure Parameter Modules 10 21 Periodic Check List HR 500 10 22 Periodic Check List HB 500 10 23 Pe...

Page 121: ...le for any accident arising from lack of maintenance CAUTION Do not open the housing of this device Avoid alcohol or other liquids from getting into the equipment Daily Check Perform daily inspection using the Daily Check List Periodic Check Periodic inspection of medical electronic equipment is mandatory to prevent failures and accidents and to ensure safety and reliability Periodic maintenance m...

Page 122: ... susceptible to adverse environment The environmental condition ex temperature humidity of the installed place should be as specified The unit should not be subjected to splashing water 03 Cables Visually check all cables for any damage No damage should be found 04 Periodic Inspection Check the date of previous periodic inspection Should be within 1 year No Check Item Check Procedure Criteria 2 Fu...

Page 123: ...nvironment The environmental condition ex temperature humidity of the installed place should be as specified The unit should not be subjected to splashing water OK NG Functions Turn ON the DS 7300 system and check whether it operates normally The data of the external equipment should be properly displayed with the interface cable connected OK NG Relay Cables Visually check all cables for any damag...

Page 124: ... used with the IB 7300 are shown on the following pages Daily checks should be performed referring to daily check procedures for the IB 7300 P10 6 Daily Check List HR 500 P10 7 Daily Check List HB 500 P10 8 Daily Check List HC 500 P10 9 Daily Check List HF 500 P10 10 Daily Check List HC 530 10 5 ...

Page 125: ...stalled in a place free from any adverse environmental effect The installation satisfies the specifications for temperature humidity etc The installation place is away from splashing water OK NG Functions Turn ON the DS 7300 system and check whether it operates normally Pressing Rec Stop when not recording causes the waveform recording to start When pushed again the recording stops OK NG Pressing ...

Page 126: ...ure that the unit is installed in a place free from unwanted influences The environmental conditions of the installation place must comply with specifications including atmospheric pressure temperature and humidity The unit must be installed in a place where it will not be exposed to water or any other liquid OK NG Function Turn ON the patient monitor and make sure the unit is operating properly C...

Page 127: ...llation place must comply with specifications including atmospheric pressure temperature and humidity The unit must be installed in a place where it will not be exposed to water or any other liquid OK NG Zero Calibration Make sure that the zero calibration is complete The Zero lamp is OFF OK NG Airway Adapter Calibration Make sure that the airway adapter calibration is complete The Airway lamp is ...

Page 128: ... unit is installed in a place free from unwanted influences The environmental conditions of the installation place must comply with specifications including atmospheric pressure temperature and humidity The unit must be installed in a place where it will not be exposed to water or any other liquids OK NG Function Turn ON the patient monitor and make sure the unit is operating properly When the swi...

Page 129: ...ed in a place free from any adverse environmental effect The installation satisfies the specifications for atmospheric pressure temperature humidity etc The installation place is away from splashing water OK NG Prepare for calibration Pressing the CAL key causes calibration to start OK NG Function Turn on the power and check to make sure operation is normal While Ready LED is ON monitoring can be ...

Page 130: ...el Type Reference Comprehensive Tester SG 2000 or equivalent Chunichi ECG RESP BP TEMP CMRR Waveform Simulator 217A or equivalent DNI NEVADA ECG RESP BP TEMP CO Leakage Measurement Jig 3155 3156 or equivalent HIOKI Ground Leakage Current Exterior Leakage Current Exterior Line Exterior Ground Exterior Exterior Patient Leakage Current I II III Patient Measurement Current Calibration Gas GR08081 5 CO...

Page 131: ...cedure CAUTION Before the check procedure back up the setup data patient data etc on the CF card No Check Item Check Procedure Criteria 1 External Appearance Accessories 01 Appearance Visually check the exterior for scratches cracks deformation and rust No abnormality should be found 02 Cables Visually check all cables for any damage No damage should be found 03 Recording Paper Visually check the ...

Page 132: ...Procedure Criteria 3 Display Control Record 01 Label Visually check the rated label caution label etc Should be clean clear and firmly attached 02 Control Switch Key Check the control switch key operation Should operate properly 03 LCD Check that the home display appears on the LCD The characters and waveforms should be clearly displayed The brightness should be sufficient 04 Alarm Display Check t...

Page 133: ...nsive tester apply 1mV voltage and measure the recording width Error should be within 10 for sensitivity 1 08 Heart Rate Accuracy With comprehensive tester input reference heartbeat signal of 60 180 beats min and check the displayed HR value For reference heartbeat signal of 60 180 beats min error of displayed HR value should be within 3 beats min 09 ECG Lead Switch With comprehensive tester input...

Page 134: ...within 0 50 C 02 Temperature Probe Off Detection Check the display by disconnecting the probe The displayed value should disappear from the display No Check Item Check Procedure Criteria 7 Non invasive Blood Pressure 01 Automatic Check Connect the 500cc air tank Perform NIBP test on the test menu Should pass all test items 02 Pressure Accuracy Connect the mercury manometer or sphygmomanometer and ...

Page 135: ...curacy Measure the error by connecting the waveform simulator or CO simulator and inputting the injectate temperature of 1 C 35 C Should be within 0 5 C for the injectate temperature of 1 35 C 03 CO Probe Off Detection Check the display by disconnecting the probe Numeric data should disappear from the display No Check Item Check Procedure Criteria 11 Carbon Dioxide Concentration CO2 01 CO2 Accurac...

Page 136: ...y 6 months CO2 calibration value is stored in the CO2 unit If replaced to a calibrated CO2 unit recalibration is not required 05 Equipment Information Status Check the equipment information Equipment information serial no manufactured month should be correct NG ERROR should not be displayed for the status on the maintenance menu However as OK NG ERROR judgment is performed on a fixed condition NG ...

Page 137: ...I NC 0 01mA 04 Patient Leakage Current I SFC Measure the patient leakage current I of single failure condition using the leakage measurement jig According to test procedure of IEC 60601 1 19 AC DC Patient Leakage Current I SFC 0 05mA 05 Patient Leakage Current III SFC Measure the patient leakage current III of single failure condition using the leakage measurement jig According to test procedure o...

Page 138: ...nd A a1 According to test procedure of IEC 60601 1 20 Should withstand applied voltage 10 Withstand Voltage Test A a2 Apply AC4000V for 1 minute between primary power source and exterior without protective ground A a2 According to test procedure of IEC 60601 1 20 Should withstand applied voltage 11 Withstand Voltage Test B a Apply AC4000V for 1 minute between primary power source and applied part ...

Page 139: ... LCD Unit OK NG 01 Automatic Check OK NG 02 Ground Leakage Current SFC mA OK NG 04 Alarm Display OK NG 02 Pressure Accuracy OK NG 03 Patient Leakage Current I NC mA OK NG 05 Alarm Control Sound OK NG 03 Measurement Operation OK NG 04 Patient Leakage Current I SFC mA OK NG 06 Date Time OK NG 05 Patient Leakage Current III SFC mA OK NG 07 Recording OK NG 8 SpO2 06 Patient Leakage Current NC mA OK NG...

Page 140: ...on the following pages Periodic checks should be performed referring to the periodic check procedures for the whole biological information monitoring equipment P10 22 Periodic Check List HR 500 P10 23 Periodic Check List HB 500 P10 24 Periodic Check List HC 500 P10 25 Periodic Check List HF 500 P10 26 Periodic Check List HC 530 10 21 ...

Page 141: ... panel stain Indication should be readable OK NG 3 Key etc No damage should be found OK NG Appearance External Appearance 4 Thermal Head Should not be dirty OK NG 1 Membrane key lever magazine Should operate smoothly OK NG 2 Lock Should function reliably OK NG 3 Carrying mechanism Should be no abnormal noise OK NG Mechanical Main Unit 4 Platen roll Should not be worn out OK NG Overall Judgment OK ...

Page 142: ...m normally OK NG 1 Zero Balance Must is complete with COBE simulator OK NG 2 Sensitivity Must be accuracy within 2mmHg At 100mmHg with COBE simulator OK NG Electrical Function 3 Cable Detection Must disappear BP waveform and value when unplugging cable OK NG 1 Enclosure Leakage Current N C Less than 0 1mA OK NG 2 Enclosure Leakage Current S F C Less than 0 5mA OK NG 3 Patient Leakage CurrentⅠ N C ...

Page 143: ...o Calibration Must be complete The Zero lamp is OFF OK NG 3 Reference Calibration Must is complete OK NG 4 Airway Adapter Calibration Must be complete The Adapter lamp is OFF OK NG 5 Operating Must display CO2 waveform and value OK NG Electrical Function 6 Sensor Detection Must disappear CO2 waveform and value when unplugging sensor OK NG 1 Enclosure Leakage Current N C Less than 0 1mA OK NG 2 Enc...

Page 144: ... OK NG 2 Cardiac Output Must be accuracy within 10 at 5L min with MEDSIM300 simulator 1 OK NG Electrical Function 3 Cable Detection Must disappear Tb value when unplugging cable OK NG 1 Enclosure Leakage Current N C Less than 0 1mA OK NG 2 Enclosure Leakage Current S F C Less than 0 5mA OK NG 3 Patient Leakage CurrentⅠ N C Less than 0 01mA OK NG 4 Patient Leakage CurrentⅠ S F C Less than 0 05mA OK...

Page 145: ...ng the CAL key on the HC 530 OK NG 3 Electrode Attachment Time After calibration remove the electrode from the socket and set the electrode site time to 30 min SITE TIME OVER must be displayed when 30 minutes have elapsed OK NG 4 Electrode Heating Control The accuracy must be within 0 1 C OK NG Electrical Function 5 Cable Detection The data must disappear when the cable is unplugged OK NG 1 Enclos...

Page 146: ...39 4 Hongo 3 chome Bunkyo ku Tokyo Japan Phone 81 3 3815 2121 Fax 81 3 3814 1222 Printed in Japan 4R0021740 200706 ...

Search results

Summary of Contents for IB-7300

Reviews:

Brands by name

Popular brands

Fukuda Denshi IB-7300, Service Manual

Search results

Summary of Contents for IB-7300

Reviews:

Brands by name

Popular brands