XOCECO LET2751, Service Manual

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12
28 POWER H=OFF
L=ON
0 37 BL 5.00
29 Turn voltage PWM
output
1.73 36 BH 5.00
30 Mute, high
Level availability
0 35 VDD 5.00
31 I2C DATA 5.00 34 x T2 4.50
32 I2C CLOCK 5.00 33 x T1 2.70
AN7522
Pins function
pin function pin function
1
power
7
GND input
2
CH1+ output
8
CH2 input
3
GND
9
volume
4
CH1- output
10
CH1+ output
5
Stand-by
11
GND (CH2 output)
6
CH1 input
12
CH1+ output