040APS15 B Mindary VS600 Vital Signs Patient Monitor Power Supply Board
Specification
| AC line voltage | 100 to 240 VAC (±10 %) |
| AC frequency | 50/60 Hz (±3 Hz) |
| AC current | 0.9 to 0.5 A |
Power management and interface board
The power management interface card mainly performs the following functions:
- Battery charging and discharging and power detection;
- DC/DC conversion: 12V and 5V DC output;
- Check the power switch and the AC, BAT light;
- direct communication between parameter modules;
- Provides isolated power for Mindray/OEM SpO2 modules; And,
- External connectors are provisioned, filtered, and protected.
Power On/Off Failure
| Symptoms | Possible Cause | Troubleshooting |
| The monitor fails to start. | AC mains not connected or battery too low | Check that AC mains is properly connected or battery capacity is sufficient. |
| Cable defective | 1. Check if the cable between the keyboard and motherboard is connected properly. 2. Verify that the cables between the power board and the power management board are properly connected. 3. Verify that the cables between the motherboard and the power management board are properly connected. |
| Power board defective | Replace the power board. |
| Power management board defective | Replace the power management board. |
| The main board failed. | Replace the main board |
Battery Failures
| Symptoms | Possible Cause | Troubleshooting |
| Battery cannot be charged | Battery defective | Replace the battery. |
| Cable defective | Check that the cable between the battery interface board and power management board is correctly connected. |
| Power management board defective | Replace the power management board. |
| Battery interface board defective | Replace the battery interface board. |
Disassembling AC/DC Power Board and Battery Converter Board
1.Unscrew the four M3×6 screws as indicated and take out the AC/DC power board
2.Unscrew the two M3 nuts to take out the battery interface board.
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Mindary VS600 Vital Signs Patient Monitor Parts Power Supply Board 040APS15 B Images
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