Service manual

CD-DH790N
8 – 6
U10 92L117ALiM5601 : CD,SD & USB Audio Single Chip Controller ( M5673 )( 4/6 )
PIN No. Signal Attribute Description
33 LINEOUTL O / A Left Channel Audio out
34 BICAPR I / A Right channel Bass capacitor in
35 BOCAPR O / A Right channel Bass capacitor out
36 LINEOUTR O / A Right Channel Audio out
37 AVSS33_AUD G VSS of ADC/DAC
38 AVDD33_AUD P VDD of ADC/DAC
39 FMINR I / A Right channel ADC FM in
40 LINEINR I / A Right channel ADC line in
41 MICIN I / A ADC MIC in
42 FMINL I / A Left channel ADC FM in
43 LINEINL I / A Left channel ADC line in
44 MICBIAS I / A MIC DC bias
45 V08L O / A Left channel VCM reference
46 V15L O / A Left channel voltage reference
47 V08R O / A Right channel VCM reference
48 V15R O / A Right channel voltage reference
49 VREF O / A Internal resistor string provide Vref
50 SFGP I / A DISC stop pos input/GPIO
51 SFGN I / A DISC stop neg input/GPIO
52 DM USB D-
53 DP USB D+
54 VDD_CORE P Digital Core power
55 GND_CORE G Digital Core ground
56 GND_PAD G Digital PAD Ground
57 VDD_PAD P Digital PAD power
58 GPIOB6/SFDO B / D GPIOB6/Seriel flash data input
59 GPIOB7/SFDI B / D GPIOB7/Seriel flash data output
60 GPIOC0/SFCSB B / D GPIOC0/Seriel flash csj
61 GPIOC1/SFSCK B / D GPIOC1/Seriel flash clk
62 GPIOC2/URTX B / D GPIOC2/RS-232 TX
63 GPIOC3/URRX B / D GPIOC3/RS-232 RX
64 GPIOD0/I2CM_CLK B / D GPIOD0/I2C clk output (M5673 is master)
65 GPIOD1/I2CM_DAT B / D GPIOD1/I2C data (M5673 is master)
66 GPIOD2/I2S_SCLK B / D GPIOD2/I2S bit clk output
67 GPIOD3/I2S_REFCLK B / D GPIOD3/I2S system(reference) clk output
68 GPIOD4/I2S_DO B / D GPIOD4/I2S data output
69 GPIOD5/I2S_DI B / D GPIOD5/I2S data input
70 GPIOD6/I2S_WCLK B / D GPIOD6/I2S word clk (LRCK) output