Akai LTA-26C904, Руководство по обслуживанию

Страница: 18 / 50

17
20
VCC_NISO
GND_SA
NISO polarization voltage
（
+3.3V
）
DACS ground
21 VSS33_CONV DAC ground
22 VDD33_CONV DAC power (+3.3V)
23 SC3_IN_L SCART3 left audio input
24 SC3_IN_R SCART3 right audio input
25 SCL_FLT SCART left channel filtering
26 SCR_FLT SCART right channel filtering
27 LS_C No connection
28 LS_L Loudspeaker left channel output
29 LS_R Loudspeaker right channel output
30 LS_SUB No connection
31 HP_LSS_L No connection
32 HP_LSS_R No connection
33 VSS18_CONV DAC/ADC ground
34 VDD18_CONV DAC/ADC power (8V)
35 /HP_DET Earphone connection test terminal
36 ADR_SEL Chip address selection signal
37 VSS18 Digital ground
38 VDD18 +1.8V power
39 SCL I²C bus clock
40 SDA I²C bus
41 VSS18 Digital ground
42 VDD18 +1.8V power
43 /RST Reset signal input/output terminal
44 S/PDIF_IN No connection
45 S/PDIF_OUT No connection
46 VDD33_IO1 +3.3V power
47 VSS33_IO1 Digital ground
48 CK_TST_CTRL Digital ground
49 VSS18 Digital ground
50 VDD18 +1.8V Power
51 CLK_SEL Clock input format selection
52 XTALIN_CLKXTP
53 XTALOUT_CLKXTM
Oscillator interface