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Patient monitors · Passport family

Mindray Passport 12: troubleshooting and error codes

The ServiceForge knowledge base holds 25 documented symptoms for the Mindray Passport 12, with 89 ranked causes, 3 diagnostic checks with test points and expected values, and 0 error codes. Each symptom below shows its causes and the first check; the rest is one connection away. Connect ServiceForge to your AI

Symptoms

Fails to review archived patient data

Patient data stored on SD card cannot be accessed or retrieved from archives

Ranked causes

  1. 1. Abnormal patient admitting (occasional)
  2. 2. SD card full (common)
  3. 3. SD card not formatted (occasional)
  4. 4. SD card locked (rare)
  5. 5. SD card failure (occasional)
  6. 6. Main board failed (rare)

6 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Unable to connect the wired network

Monitor cannot establish or maintain connection to Ethernet LAN

Ranked causes

  1. 1. Incorrect LAN cable connection (common)
  2. 2. Incorrect IP address configuration (common)
  3. 3. Cable defective (occasional)
  4. 4. Connector board failed (rare)
  5. 5. Power management board defective (rare)
  6. 6. Main board failed (rare)

6 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Monitor fails to start

System does not power on when switched on

Ranked causes

  1. 1. AC mains not connected or battery too low (common)
  2. 2. Cable defective (occasional)
  3. 3. Power board defective (rare)
  4. 4. Power management board defective (rare)
  5. 5. Main board failed (rare)

7 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

No alarm sound or alarm sound abnormal patient safety

Alarm audible alert is absent or distorted

Ranked causes

  1. 1. Alarm sound set to zero (common)
  2. 2. Cable defective (occasional)
  3. 3. Speaker defective (occasional)
  4. 4. Main board failed (rare)
  5. 5. Power management board defective (rare)

5 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

No hardkey or knob sound, or sound abnormal

Key press sounds or knob rotation sounds are absent or distorted

Ranked causes

  1. 1. Key volume set to zero (common)
  2. 2. Cable defective (occasional)
  3. 3. Speaker defective (occasional)
  4. 4. Main board failed (rare)
  5. 5. Power management board defective (rare)

5 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Touchscreen does not respond

Touch input does not register or is not functional

Ranked causes

  1. 1. Touchscreen disabled (common)
  2. 2. Cable defective (occasional)
  3. 3. Touchscreen control board defective (occasional)
  4. 4. Touchscreen defective (occasional)
  5. 5. Main board failed (rare)

6 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Unable to connect to the Wi-Fi network

Monitor cannot establish initial connection to wireless network

Ranked causes

  1. 1. Wi-Fi signal unstable in operating area (common)
  2. 2. Wi-Fi antenna detached or not connected to module (occasional)
  3. 3. Wi-Fi antenna defective (occasional)
  4. 4. Wi-Fi module defective (rare)
  5. 5. Main board defective (rare)

5 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Unable to use USB devices

USB interface is not functional for data transfer

Ranked causes

  1. 1. Improper setup (common)
  2. 2. USB cable defective (common)
  3. 3. Connector board failed (occasional)
  4. 4. Power management board defective (occasional)
  5. 5. Main board failed (rare)

5 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Battery cannot be charged

Battery does not charge when power is connected

Ranked causes

  1. 1. Battery defective (common)
  2. 2. Cable defective (occasional)
  3. 3. Power management board defective (occasional)
  4. 4. Battery interface board defective (occasional)

4 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Frequently offline or disconnects from Wi-Fi network with transmission delay

Wi-Fi connection drops intermittently with extended latency or signal delays

Ranked causes

  1. 1. Wi-Fi signal unstable in operating area (common)
  2. 2. Wi-Fi antenna detached or not properly connected (occasional)
  3. 3. Wi-Fi antenna defective (occasional)
  4. 4. Wi-Fi module defective (rare)

4 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

No analog output signal

Analog output interface is not producing signal

Ranked causes

  1. 1. Cable defective (common)
  2. 2. Multi-parameter board failure (occasional)
  3. 3. Power management board defective (occasional)
  4. 4. Connector board failed (rare)

5 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

No printout from recorder

Recorder does not produce any paper output

Ranked causes

  1. 1. Recorder module disabled (common)
  2. 2. Paper reversed (common)
  3. 3. Cable defective (occasional)
  4. 4. Recorder defective (occasional)

4 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Secondary display does not function or displays snow

Secondary display inactive, blank, or shows snow or flashing specks

Ranked causes

  1. 1. Cable defective (common)
  2. 2. Connector board failed (occasional)
  3. 3. Power management board defective (occasional)
  4. 4. Main board failed (rare)

6 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Alarm lamp not lighting or illuminates abnormally

Alarm lamp does not light, is extinguished, or illuminates abnormally

Ranked causes

  1. 1. Cable defective (common)
  2. 2. Alarm lamp board defective (occasional)
  3. 3. Main board failed (rare)

4 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Cannot view other patients in View Others mode

Monitor connected to LAN but unable to access other patients through View Others feature

Ranked causes

  1. 1. Incorrect LAN cable connection (common)
  2. 2. Excessive simultaneous view requests (occasional)
  3. 3. Incorrect IP address configuration (common)

3 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Display is blank or black

Screen shows no image or is completely dark

Ranked causes

  1. 1. Cable defective (common)
  2. 2. Main board defective (occasional)
  3. 3. Display defective (occasional)

4 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Knob does not work

Rotary knob is unresponsive or non-functional

Ranked causes

  1. 1. Cable defective (common)
  2. 2. Knob failure (occasional)
  3. 3. Keypad board failure (occasional)

4 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Module loaded but communication stopped or parameters unavailable

External module connects but reports XX communication stopped error or functions fail

Ranked causes

  1. 1. Cable defective inside module (common)
  2. 2. Parameter module defective (occasional)
  3. 3. Converter board defective inside module (occasional)

3 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Poor print quality or paper not feeding properly

Recorder output is faint, unclear, or paper does not advance

Ranked causes

  1. 1. Paper roll not properly installed (common)
  2. 2. Print head dirty (common)
  3. 3. Recorder defective (occasional)

3 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Buttons do not work

Hardware buttons are unresponsive or non-functional

Ranked causes

  1. 1. Cable defective (common)
  2. 2. Keypad board failure (occasional)

2 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Failed to connect external parameter modules

External sensor or monitoring modules cannot be connected to monitor

Ranked causes

  1. 1. Module defective (occasional)
  2. 2. Main unit defective (rare)

5 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Images overlapped or distorted

Display shows corrupted, overlapping, or distorted graphics and text

Ranked causes

  1. 1. Main board error (common)
  2. 2. Cable defective (occasional)

2 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Monitor frequently offline or disconnects from network

Wired network connection drops intermittently or monitor goes offline frequently

Ranked causes

  1. 1. Incorrect LAN cable connection (common)

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Recorder check failed

Recorder does not print correctly, prints unclear output, or does not respond to error conditions properly.

Ranked causes

  1. 1. Recorder hardware malfunction or paper jam (common)
First check

Print ECG waveforms in normal operation

Test point
Recorder output
Expected
Waveforms print correctly with clear output

2 more checks with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Touch position invalid

Touches register at incorrect screen locations

Ranked causes

  1. 1. Touchscreen not calibrated (common)

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Community

0 fixes logged by technicians through their AI, with outcomes, for this model.

ServiceForge knowledge base record. Field-unverified unless technicians confirmed it. A teaching summary of the record, not a service manual. Export 2026-10-14.