Quanmax QDSP-2020 User's Guide download pdf (Page 28)

Chapter 5

28

QDSP-

2

020 User’s Manua

l

Jumper Status

Open AT Mode

Short ATX Mode (Default)

Table 12 JP2 Power Mode Selection

Jumper Setting Status

1-3 Backlight Power = +12V (Default)

1

3-5 Backlight Power = +5V

2-4 Panel Power = +3.3V (Default)

2

4-6 Panel Power = +5V

Table 13 JP3 Backlight & Panel Power Selection

Jumper Status

1-2 Active High (Default)

2

3

1

2-3 Active Low

Table 14 JP4 Backlight Enable Selection

Pin Signal Pin Signal

1 +5VSB 2 GND

3 KBCLK_SIO 4 KBDAT_ SIO

5 KBCLK_CN7 6 KBDAT_CN7

7 MSCLK_SIO 8 MSDAT_SIO

9 MSCLK_CN7 10 MSDAT_CN7

Table 15 JP5 KB/MS Connector Selection

Jumper Status

1-2 +5VSB (Default)

2

3

1

2-3 +5V

Table 16 JP6 USB POWER SELECT

1 2 ... 23 24 25 26 27 28

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