Advertisement
CIRCUIT DIAGARM -MAIN BOARD PART1
setting Z for CD off( if no setting to Z,CD has a remain 1.4v)
SE_CFLG=R/W
5-1
1.
2.
CLOCK_SEL
GPIO_SDA
GPIO_SCL
IC1
OPTEK_OTK5256
5-1
0.15v
1.Volume: 0R
1K1
1K3 1K5 2K 2K4
3K3 4K7 6K8 12K 27K
0.23v
0.46v 0.68v
0.93v 1.18v
1.44v
1.73v
2.00v 2.31v
2K4
3K9
5K9
8K3
11K6
16K3
23K1
35K1
For setting version
TRAY_IN
Tuner/DAB_ON
USB_SEL
TUNER/CP_ RESET
EARPHONE_IN_DET
TRAY_OUT
L for USB_3v3 of 5256 On
LCD_D4
STANDBY_KEY
LCD_D2
for Buck H Enable
LCD_D1
for Standby_LED_CTL
LCD_D0
for analog_channel_SEL
for 11Keys
2.8v
75K
for 12Keys
2.66v
3.0v
62K1
137K1
Advertisement
