Chapter 2: Troubleshooting Procedures
Page 2 - 2 Isolette® Infant Incubator (Model C2000) Service Manual
Oxygen Concentration is Low . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 - 56
Oxygen Concentration is High . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 - 58
Hood Does Not Tilt or Close Properly . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 - 60
Controller Failure #1—EEPROM Circuitry Failure . . . . . . . . . . . . . . . . . .2 - 63
Controller Failure #2—Ambient Air Probe Failure. . . . . . . . . . . . . . . . . . .2 - 64
Controller Failure #4—Controller Cooling Fan Failure . . . . . . . . . . . . . . .2 - 65
Controller Failure #5—Display Test Failure . . . . . . . . . . . . . . . . . . . . . . .2 - 66
Controller Failure #7—Power Supply Voltage Failure. . . . . . . . . . . . . . . .2 - 67
Controller Failure #8—RAM Test Failure . . . . . . . . . . . . . . . . . . . . . . . . .2 - 68
Controller Failure #9—Real-Time Clock Failure . . . . . . . . . . . . . . . . . . . .2 - 69
Controller Failure #10—Watchdog Timer Failure . . . . . . . . . . . . . . . . . . .2 - 70
Controller Failure #11—Relay Test Failure. . . . . . . . . . . . . . . . . . . . . . . .2 - 71
Controller Failure #13—Heater Circuit Failure Detected. . . . . . . . . . . . . .2 - 72
Controller Failure #14—Low Heater Current Detected . . . . . . . . . . . . . . . 2 - 73
Heater Thermocouple Does Not Work Properly . . . . . . . . . . . . . . . . . . . . 2 - 74
Humidity Heater Draws Too Much Current . . . . . . . . . . . . . . . . . . . . . . . .2 - 76
Motor Fails . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 - 77
Communication Between the Sensor Module and the Controller Fails. . . 2 - 78
Sensor Module Is Out of Position . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 - 80
A Stuck Key Is Detected . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 - 81
Unit Fails the Non-Volatile Memory (NVM) Integrity Test . . . . . . . . . . . . .2 - 82
Access Panel Assembly Does Not Latch Properly . . . . . . . . . . . . . . . . . .2 - 83
Iris Entry Port Does Not Open or Close Properly . . . . . . . . . . . . . . . . . . .2 - 85
Access Door Does Not Operate or Latch Properly . . . . . . . . . . . . . . . . . . 2 - 86
Heat Shield Does Not Latch Properly . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 - 88
Mattress Tray Does Not Tilt Properly . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 - 90
Mattress Tray Is Damaged . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 - 92
Air Intake Is Not Working Properly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 - 94
X-ray Tray Does Not Operate Properly . . . . . . . . . . . . . . . . . . . . . . . . . . .2 - 96
Sensor Module Lock Does Not Secure the Sensor Module
(Units Equipped With the Sensor Module Lock Only) . . . . . . . . . . . . . . . .2 - 98
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