CyberPower BRICs Series LCD Backup UPS Manuals

CyberPower BRICs Series LCD Backup UPS Manuals

Manuals and User Guides for CyberPower BRICs Series LCD Backup UPS. We have 1 CyberPower BRICs Series LCD Backup UPS manual available for free PDF download: Service Manual

CyberPower BRICs Series Service Manual

CyberPower BRICs Series Service Manual (22 pages)

Brand: CyberPower | Category: UPS | Size: 0 MB

Table of Contents

Table of Contents
2
Introduction
5
Features
5
Applications
5
Product Outlook
6
Figure 1: Product Outlook
6
Figure 2: Product Outlook
7
Principles of Operation
8
System Block Diagram
8
Normal Mode
8
Figure 3: System Block Diagram
8
Figure 4: Normal Mode
8
Boost Mode
9
Battery Mode
9
Figure 5: Boost Mode
9
Figure 6: Battery Mode
9
Repair
10
Test Equipment
10
Repair Procedure
10
Equipment Preparation
10
Check MOSFET, Transistor, and Diode
12
Check Resister
12
Turn on the Unit with DC Power Supply
13
Signal Measurement
13
Output Voltage Measurement
13
Figure 7: Square Wave
13
Connect UPS to Utility Power
14
Charging Voltage Measurement
14
Boost Test
14
Figure 8: Sine Wave
14
Schematic
15
Charger Circuit
15
Figure 9: Charger Circuit
15
Transformer Flux Continue Circuit
16
Buzzer Circuit
16
Figure 10: Transformer Flux Continue Circuit
16
Figure 11: Buzzer Circuit
16
Inverter Circuit
17
USB Sensing Circuit
17
Figure 12: Inverter Circuit
17
Figure 13: USB Circuit
17
Starting & System Power Circuit
18
Figure 14: Starting & System Power Circuit
18
Utility Power Sensing Circuit
19
USB Communication Circuit
19
Figure 15: Utility Sensing Circuit
19
Figure 16: USB Communication Circuit
19
Overload Protection Sensing Circuit
20
MCU Circuit
20
Figure 17: Overload Protection Sensing Circuit
20
Figure 18: MCU Circuit
20
LCD Circuit
21
Output Voltage Sensing Circuit
21
Figure 19: MCU Circuit
21
Figure 20: Output Sensing Circuit
21
AC Input/Output Main Circuit
22
Figure 21: AC Input / Output Main Circuit
22

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