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Transcend 2 - User Manual

Transcend 2
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Transcend 365, Transcend 3 and Transcend 2 Troubleshooting Guide
400287 Rev A
Page | 1
Dealer Troubleshooting Guide for Somnetics Devices
The following guide will provide the basic troubleshooting steps required prior to setting up an RMA. If
the troubleshooting fails the following information will be required in the RMA submittal:
a. Serial number of device
b. Date customer purchased
c. Detailed description of the issue or the fault code/indicator from below
d. Indicate what troubleshooting steps were taken
e. Dealer return address and Dealer Account Number
RMA’s must be submitted by email to RMA@somnetics.com with the above information included
Quick Find
Transcend 365
Transcend 3 and Transcend 2
Flashing Yellow Droplet and Yellow Diamond
Key Notes
Flashing Blue Droplet
Fault 3
Flashing Red Droplet and X
Fault 4
Flashing Red (!)
Fault 7
Flashing Red X and !!!Heater Error!!!
Fault 9
Fault 1
Fault 11
Fault 3
Fault 12
Fault 4
Flashing Green LED
Fault 7
No LED Lights (Unit Inoperable)
Fault 9
PAP Shutting Down
Fault 11
PAP Blows Excessively (and Shuts Down)
Fault 12
P8 Battery
Discomfort Due to a Feeling of High Pressure
Nose or Throat Irritation
LCD Doesn’t Illuminate
No Airflow from the Transcend 365 miniCPAP
Water Leaking from Reservoir
Water Leaking from the Weld of the Reservoir
P10 Battery
How to Download Compliance
Question and Answer IconNeed help?

Do you have a question about the Transcend 2 and is the answer not in the manual?

Summary

Dealer Troubleshooting Guide for Somnetics Devices

Flashing Yellow Droplet and Yellow Diamond

Device detects non-distilled water in the reservoir. Troubleshooting involves rinsing and refilling.

Flashing Blue Droplet

Indicates the device is out of water. Solutions include filling the reservoir with distilled water.

Flashing Red Droplet and X

Indicates bad water corruption, often due to moisture ingress. Troubleshooting involves draining and refilling.

Flashing Red (!)

Heater reached temperature cutoff. May self-correct or require wick replacement and reservoir reset.

Flashing Red (X) and! Heater Error!

Very high heater resistance detected, possibly due to a cracked heater disk or poor pin contact.

Fault 1

Date/Time have been reset. Possible causes include low clock battery voltage or solder joint issues.

Fault 3

Pressure sensor measured pressure above operating ranges. Check air pathway and sensor connections.

Fault 4

Pressure sensor measured 0 during therapy. Suspect leaks in the air pathway or faulty sensor.

Fault 7

Pressure sensor ambient reading out of range. Consider temperature changes or air leaks.

Fault 9

Bad firmware checksum, likely due to electrostatic discharge causing corruption.

Fault 11

Stalled Blower. Causes include moisture in the CPAP or faulty blower motor connections.

Fault 12

Stalled Blower and Low Power Detected. Ensure adequate power supply for the blower.

Discomfort Due to a Feeling of High Pressure

Check connections for leaks and verify ramp settings. Contact customer service if issues persist.

Nose or Throat Irritation

Adjust humidity, check water usage, wick, and air filter. Contact customer service if issues persist.

Transcend 365 miniCPAP LCD Doesnt Illuminate

Confirm device is plugged into an active power supply. LCD may turn off after idle time.

No Airflow from the Transcend 365 miniCPAP

Contact Somnetics Customer Service for troubleshooting this critical functional issue.

Water Leaking from Reservoir

Check reservoir seal and for damage. Contact customer service for replacement if needed.

Water Leaking from the Weld of the Reservoir

Leak from reservoir top/bottom seam. No troubleshooting, return for evaluation and replacement.

Fault 3 (Transcend 3;2)

Pressure sensor measured pressure above operating ranges. Check air pathway and sensor connections.

Fault 4 (Transcend 3;2)

Pressure sensor measured 0 during therapy. Suspect leaks in the air pathway or faulty sensor.

Fault 7 (Transcend 3;2)

Pressure sensor ambient reading out of range. Consider temperature changes or air leaks.

Fault 9 (Transcend 3;2)

Bad firmware checksum, likely due to electrostatic discharge causing corruption.

Fault 11 (Transcend 3;2)

Stalled Blower. Causes include moisture in the CPAP or faulty blower motor connections.

Fault 12 (Transcend 3;2)

Stalled Blower and Low Power Detected. Ensure adequate power supply for the blower.

Flashing Green LED

Indicates filter needs cleaning or replacement. Reset LED after maintenance.

No LED Lights (Unit Inoperable)

Unit is inoperable. Check power source, keypad, or power supply. Contact support.

PAP Shutting Down

Likely caused by excessive leak and mask seal. Check mask fitting and hose connections.

PAP Blows Excessively (and Shuts Down)

Often due to UHA connection issues or dislodged mask. Check leak rate and mask seating.

P8 Battery

Troubleshooting for non-functioning LED light, battery usage, and battery life optimization.

Download and Saving Compliance Reports - Somnetics Sleep Apnea Software (T2)

Steps to connect device, open software, and generate/save compliance reports.

Download and Saving Compliance Reports - Transcend miniCPAP Software (T3 and T365)

Procedure for downloading and saving compliance data using specific software.

Device Not Recognized

Troubleshooting steps for when the CPAP device is not detected by the computer software.

Summary

Dealer Troubleshooting Guide for Somnetics Devices

Flashing Yellow Droplet and Yellow Diamond

Device detects non-distilled water in the reservoir. Troubleshooting involves rinsing and refilling.

Flashing Blue Droplet

Indicates the device is out of water. Solutions include filling the reservoir with distilled water.

Flashing Red Droplet and X

Indicates bad water corruption, often due to moisture ingress. Troubleshooting involves draining and refilling.

Flashing Red (!)

Heater reached temperature cutoff. May self-correct or require wick replacement and reservoir reset.

Flashing Red (X) and! Heater Error!

Very high heater resistance detected, possibly due to a cracked heater disk or poor pin contact.

Fault 1

Date/Time have been reset. Possible causes include low clock battery voltage or solder joint issues.

Fault 3

Pressure sensor measured pressure above operating ranges. Check air pathway and sensor connections.

Fault 4

Pressure sensor measured 0 during therapy. Suspect leaks in the air pathway or faulty sensor.

Fault 7

Pressure sensor ambient reading out of range. Consider temperature changes or air leaks.

Fault 9

Bad firmware checksum, likely due to electrostatic discharge causing corruption.

Fault 11

Stalled Blower. Causes include moisture in the CPAP or faulty blower motor connections.

Fault 12

Stalled Blower and Low Power Detected. Ensure adequate power supply for the blower.

Discomfort Due to a Feeling of High Pressure

Check connections for leaks and verify ramp settings. Contact customer service if issues persist.

Nose or Throat Irritation

Adjust humidity, check water usage, wick, and air filter. Contact customer service if issues persist.

Transcend 365 miniCPAP LCD Doesnt Illuminate

Confirm device is plugged into an active power supply. LCD may turn off after idle time.

No Airflow from the Transcend 365 miniCPAP

Contact Somnetics Customer Service for troubleshooting this critical functional issue.

Water Leaking from Reservoir

Check reservoir seal and for damage. Contact customer service for replacement if needed.

Water Leaking from the Weld of the Reservoir

Leak from reservoir top/bottom seam. No troubleshooting, return for evaluation and replacement.

Fault 3 (Transcend 3;2)

Pressure sensor measured pressure above operating ranges. Check air pathway and sensor connections.

Fault 4 (Transcend 3;2)

Pressure sensor measured 0 during therapy. Suspect leaks in the air pathway or faulty sensor.

Fault 7 (Transcend 3;2)

Pressure sensor ambient reading out of range. Consider temperature changes or air leaks.

Fault 9 (Transcend 3;2)

Bad firmware checksum, likely due to electrostatic discharge causing corruption.

Fault 11 (Transcend 3;2)

Stalled Blower. Causes include moisture in the CPAP or faulty blower motor connections.

Fault 12 (Transcend 3;2)

Stalled Blower and Low Power Detected. Ensure adequate power supply for the blower.

Flashing Green LED

Indicates filter needs cleaning or replacement. Reset LED after maintenance.

No LED Lights (Unit Inoperable)

Unit is inoperable. Check power source, keypad, or power supply. Contact support.

PAP Shutting Down

Likely caused by excessive leak and mask seal. Check mask fitting and hose connections.

PAP Blows Excessively (and Shuts Down)

Often due to UHA connection issues or dislodged mask. Check leak rate and mask seating.

P8 Battery

Troubleshooting for non-functioning LED light, battery usage, and battery life optimization.

Download and Saving Compliance Reports - Somnetics Sleep Apnea Software (T2)

Steps to connect device, open software, and generate/save compliance reports.

Download and Saving Compliance Reports - Transcend miniCPAP Software (T3 and T365)

Procedure for downloading and saving compliance data using specific software.

Device Not Recognized

Troubleshooting steps for when the CPAP device is not detected by the computer software.

Overview

The Transcend 365, Transcend 3, and Transcend 2 are Somnetics devices, likely CPAP (Continuous Positive Airway Pressure) machines, designed to provide therapy for sleep apnea. This troubleshooting guide outlines common issues, their causes, and recommended solutions, as well as general usage and maintenance information.

Function Description:

These devices are primarily used for sleep apnea therapy, delivering pressurized air to maintain an open airway during sleep. The Transcend 365 appears to be a more advanced model, possibly incorporating humidification features, given the frequent references to water reservoirs and heater errors. The Transcend 3 and Transcend 2 models share some fault codes and troubleshooting steps, suggesting similar core functionalities, though the Transcend 2 specifically references a "Universal Hose Adapter." The devices are capable of recording compliance data, which can be downloaded and reviewed using Somnetics Sleep Apnea Software.

Important Technical Specifications (Inferred):

  • Pressure Sensing: The devices utilize pressure sensors to monitor and maintain therapeutic pressure. Faults related to pressure sensors (Fault 3, Fault 4, Fault 7) indicate their critical role in operation.
  • Blower System: A blower is integral to generating the pressurized airflow. "Stalled Blower" faults (Fault 11, Fault 12) highlight the importance of this component.
  • Power Supply: The devices operate on external power, and some models (P8, P10) are compatible with battery packs, offering portability. Fault 12 specifically mentions "Low Power Detected," indicating a power management system.
  • Firmware: The devices run on firmware, with updates (e.g., firmware version 2.4.0 mentioned for Flashing Red (!)) addressing issues and improving functionality. "Bad Firmware Checksum" (Fault 9) points to the integrity of the firmware.
  • Humidification (Transcend 365): The Transcend 365 features a humidifier with a water reservoir and a heater. It detects water quality (distilled vs. non-distilled), water levels, and heater resistance.
  • Data Logging: All models are capable of logging compliance data, including therapy duration, leak rates, and potentially fault codes. This data can be downloaded via USB.

Usage Features:

  • User Interface: The Transcend 365 has an LCD screen that can display a "Red Home Icon" for operating errors and fault numbers. The LCD automatically turns off after 30 seconds of idle time to conserve power.
  • Error Indicators: The devices use visual indicators (flashing LEDs, LCD messages) to communicate issues. For the Transcend 3 and 2, a flashing yellow LED light indicates fault codes by blinking a specific number of times. The Transcend 365 uses various flashing droplet icons (yellow, blue, red) and "Heater Error" messages.
  • Reset Functionality: For the Transcend 3 and 2, a CPAP fault can be reset by holding down the power button for 15 seconds. For the Transcend 365, removing all power and running a drying mode is often part of the reset process for water-related issues.
  • Ramp Settings: The devices likely offer ramp settings to gradually increase pressure at the beginning of therapy, enhancing user comfort.
  • Humidity Control (Transcend 365): Users can adjust humidity settings to alleviate nose or throat irritation.
  • Battery Operation (P8, P10): The P8 battery provides approximately 14 hours of operation at 14cmH2o pressure. Battery life is affected by leak, altitude, breathing rate, and pressure.
  • Compliance Data Download: Users or clinicians can download compliance reports using dedicated Somnetics software, connecting the CPAP to a computer via USB. This allows for monitoring therapy effectiveness and identifying potential issues like excessive leaks.

Maintenance Features:

  • Water Reservoir Cleaning (Transcend 365): Regular rinsing of the water reservoir with distilled water is crucial, especially if non-distilled water has been used.
  • Zero Water Filter Cartridge Replacement (Transcend 365): If applicable, the zero water filter cartridge needs to be replaced as recommended.
  • Drying Mode (Transcend 365): The Transcend 365 has a drying mode, which is used to dry the CPAP and reservoir, particularly after water-related issues or for routine maintenance.
  • Cellulose Wick Replacement (Transcend 365): For certain heater-related faults, replacing the cellulose wick is a troubleshooting step.
  • Air Filter Maintenance: Regular checking and replacement of the air filter are necessary to prevent clogging and ensure proper airflow.
  • Battery Storage (P8, P10): For long-term storage (3 months or more), batteries should be stored with a 30% charge at temperatures between -20C/-4F and 20C/68F in a dry location (below 70% Relative Humidity).
  • Software Updates: Keeping the Somnetics Sleep Apnea Software updated is important for proper device detection and compliance report generation.
  • RMA Process: For persistent issues that cannot be resolved through troubleshooting, an RMA (Return Merchandise Authorization) process is in place, requiring specific device information and troubleshooting steps taken.
  • Warranty: Water reservoirs have a 6-month warranty, and issues like leaks from the weld of the reservoir typically lead to evaluation and replacement under warranty.

Transcend 2 Specifications

General IconGeneral
BrandTranscend
Model2
CategoryMedical Equipment
LanguageEnglish

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