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Respironics BiPAP Vision Service Manual
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BiP
AP V
ision
V
entilatory Support System
SER
VICE MANUAL
2
Table of Contents
Default Chapter
3
Table of Contents
3
1 Introduction and Intended Use
9
Service Notice
10
Tools and Equipment
10
Technical Support
13
2 Warnings, Cautions, and Notes
15
Warnings
15
Cautions
16
Notes
16
3 Theory of Operation
17
PSS Board
23
Input Range
23
DC Supply
23
Overvoltage Disconnect
24
AC Fail Detection
24
Outputs
24
MC Board
25
Power Circuitry
26
Error LED
26
Real-Time Clock Circuit
26
Watchdog and Power on Reset Circuit
27
Error Line Control Circuit (ELC)
27
Microcontroller Interface
27
PC Board
28
Microcontroller Interface
29
Blower Motor Drive
29
PRV and ILFR Drives
29
Pressure Sensors
29
Error Line Control (ELC) Circuit
29
Connector
29
DC Board
30
DC/DC Converter
31
Display Backlight and Contrast Adjustment
31
Display Voltage DC/DC Converter
31
Cold Cathode Fluorescent Tube (CCFT) Inverter
31
Reference Voltage Checks
31
Power Failure Alarm Battery Enable
31
Alarm Battery Voltage Cutout/Check
31
Backup Battery/Charger
31
Check Vent LED Enable Current Check
31
Vent Inop LED Current Check
32
Error Line Control (ELC) Circuits
32
Error LED
32
Diagnostic Interface
32
Eeprom
32
LCD Controller
32
Debouncing/Keypad Matrix
32
Rotary Encoder Control
32
Audible Alarm Activation
32
Audible Alarm Current Check
33
Safe State Power on
33
Watchdog and Low Voltage Reset
33
Airflow Module (AFM)
34
Flow Body
35
Analog Reference
35
Flow Indication
35
Pressure Indication
35
Temperature Measurement
35
Calibration
35
Module Detection
35
Oxygen Module (OM)
36
Ventilator Modes
37
Cpap
37
Spontaneous/Timed (S/T)
37
Proportional Assist Ventilation / Timed Mode (PAV/T)
38
Nurse Call/Remote Alarm (S/N 106000 and above Only)
39
4 Periodic Maintenance
41
Cleaning
41
Air Inlet Filter Element
41
Nylon Mesh Inlet Filter
43
Oxygen Regulator Filter
44
Fuses
46
Internal Alarm Battery
48
Low Internal Alarm Battery Error Code
48
Recharging the Internal Alarm Battery
48
Verifying the Charge
50
Periodic Maintenance Log
51
5 Component Removal/Installation
53
Major Components
54
Air Inlet Filter Element
56
Cleaning/Replacing the Nylon Mesh Inlet Filter
57
Oxygen Regulator Filter and Bowl
58
Fuses
60
Voltage Selection
61
Top Enclosure
63
Front Panel Enclosure
64
Display Control (DC) Board
65
Rotary Encoder
67
Touch Pad
68
LCD Assembly
70
Blower
72
Oxygen Module (OM) Assembly
73
Air Flow Module (AFM), Oxygen Baffle
75
Pressure Relief Valve (PRV)
76
Inline Flow Restrictor (ILFR) Valve
77
Main Power Switch
78
Fan
79
Pressure Control (PC) Board
80
Main Control (MC) Board
82
Alarm
83
Power Supply Subsystem (PSS)
84
Connector
85
Nurse Call/Remote Alarm Connector
86
AC Inlet Assembly
87
Transformer
88
Pressure Relief Valve (PRV) Enclosure
89
Back Panel Strain Relief
90
Bumper Feet
91
6 Troubleshooting
93
Troubleshooting Common Problems
94
Alarm Indicators
96
Check Vent and Vent Inop Indicators
96
Patient Alarm Indicators
97
Alarm Silence and Alarm Reset
97
Flow Limit Control (FLC) State
98
Alarm Troubleshooting
100
Troubleshooting Check Vent Error Codes
103
Troubleshooting Vent Inop Error Codes
105
Interpreting Error Codes
118
Vent Inop, Check Vent Error Code 201, Ventilation Continues
119
7 Testing and Calibration
121
Exhalation Port Test
125
Service Laptop Setup
127
Selecting the Test Cable
127
Setting up the Equipment
128
Operating System Setup
129
Transferring Total Operating Hours
131
Blower/Valve Calibration
133
Performance Verification
135
Run-In Cycle
140
System Final Test
141
System Final Test Setup
143
Power Indicator and LCD Controls Test
144
Pressure Accuracy Test
144
Flow Accuracy Test
145
Dynamic Pressure Regulation Test
146
S/T Mode Performance Test
147
Options and Controls
147
Alarms Test
148
Oxygen Module (OM) Test
149
PAV/T Mode Test (if Installed)
151
Earth Resistance and Leakage Current Test
151
Nurse Call/Remote Alarm Test (if Applicable)
152
Oxygen Module (OM) Calibration
156
8 Options and Upgrades
157
Options
157
PAV/T Mode
157
Oxygen Baffle
161
Upgrades
164
Serial Number 105999 and below
164
Obsolete Repair Kits
166
PC/MC/DC Upgrade Installation
167
Parts List
171
Replacement Part Photos
178
Specifications
213
Physical
213
Electrical
213
Pressure
214
Control Accuracy
215
Display Accuracy
215
Trigger Sensitivity
215
Oxygen Module Inlet
215
Internal Batteries
216
Settings
217
Display Data
218
Schematics
219
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Respironics BiPAP Vision Specifications
General
Brand
Respironics
Model
BiPAP Vision
Category
Medical Equipment
Language
English
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