
EPSON PhotoPC 850Z
Revision A
Operating Principles
Operating Principles of Circuit Boards
48
2.2.3 PW1 Power Circuit Description
2.2.3.1 Outline
This is the main power circuit comprising of the following blocks:
Switching controller (IC501)
Digital 5V and analog system power output (T5001, Q5001)
Digital 3.25V system power supply (Q5007)
LCD system power supply (Q5008, T5002)
Backlight power supply output (Q5011, T5003)
Figure 2-9. PW Power Circuit Block Diagram
Содержание PhotoPC 850Z
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