Sony CDX-G1280UM - Page 28

CDX-G1200U/G1201U/G1202U/G1280UM
28
MAIN BOARD IC601 LC786822E-6E10-3H (USB CONTROLLER, INPUT SELECTOR, AUDIO DSP, ELECTRICAL VOLUME)
Pin No. Pin Name I/O Description
1 NC - Not used
2 AVDD1 - Power supply terminal (+3.3V) (for analog system)
3 AVSS1 - Ground terminal (for analog system)
4 LRREF -
External capacitor connection terminal for audio D/A converter and electrical volume reference
voltage
5 DACOUTR O Audio signal (R-ch) output terminal
6 RVRIN I Audio signal (R-ch) input terminal
7 RROUT O Audio signal (rear R-ch) output to the power amplifi er and REAR AUDIO OUT jack
8 RFOUT O Audio signal (front R-ch) output to the power amplifi er
9 DACOUTS O Audio signal (subwoofer) output terminal
10 SWIN I Audio signal (subwoofer) input terminal
11 SWOUT O Audio signal (subwoofer) output to the SUB AUDIO OUT jack
12 VREF_ADC - External capacitor connection terminal for audio A/D converter reference voltage
13 AVSS2 - Ground terminal (analog system)
14 AVDD2 - Power supply terminal (+3.3V) (analog system)
15 L3INP I Audio signal (AUX L-ch) input terminal (positive)
16 L3INN I Audio signal (AUX L-ch) input terminal (negative)
17 R3INP I Audio signal (AUX R-ch) input terminal (positive)
18 R3INN I Audio signal (AUX R-ch) input terminal (negative)
19 L2IN I Audio signal (tuner L-ch) input from the FM/AM receiver
20 R2IN I Audio signal (tuner R-ch) input from the FM/AM receiver
21 L1IN (BT_MIC) I Audio signal input terminal Not used
22 R1IN (BT_MIC) I Audio signal input terminal Not used
23, 24 TEST0, TEST1 I Test terminal Not used
25 DVDD18_2 - External capacitor connection terminal for internal regulator
26 BT_RST O Reset signal output terminal Not used
27 CD_DI O Serial data output to the digital servo processor
28 CD_CL O Serial data transfer clock signal output to the digital servo processor
29 CD_DO I Serial data input from the digital servo processor
30 CD_CE O Chip enable signal output to the digital servo processor
31 DVDD - Power supply terminal (+3.3V) (for digital system)
32 DVSS - Ground terminal (for digital system)
33 BT_DOUT O Audio data output terminal Not used
34 BT_SYNC I Sync signal input terminal Not used
35 BT_CLK I Serial data transfer clock signal input terminal Not used
36 BT_DIN I Audio data input terminal Not used
37 SBSY I CD sub-code block sync signal input from the digital servo processor
38 SFSY I CD sub-code fl ame sync signal input from the digital servo processor
39 PW I CD sub-code PW data input from the digital servo processor
40 SBCK I CD sub-code data transfer clock signal input from the digital servo processor
41 DVDD - Power supply terminal (+3.3V) (for digital system)
42 DVSS - Ground terminal (for digital system)
43 REG1EXTR O Reserve terminal for internal regulator Not used
44 DVDD12_2 - External capacitor connection terminal for internal regulator
45, 46 GP10, GP11 I/O Not used
47 SMONI O Watch-dog timer status monitor output to the system controller
48 OPCDM I External decode permission signal input from the digital servo processor
49 DVDD - Power supply terminal (+3.3V) (for digital system)
50 DVSS - Ground terminal (for digital system)
51 RESB I Reset signal input from the system controller “L”: reset
52 SIFCK I Serial data transfer clock signal input from the system controller
53 SIFDI I Serial data input from the system controller
54 SIFDO O Serial data output to the system controller
55 SIFCE I Chip enable signal input from the system controller
56 BUSYB O Busy signal output to the system controller “L”: busy
57 CD_BUSYB I Busy signal input from the digital servo processor “L”: busy
58 LACK I L/R sampling clock signal input from the digital servo processor
59 BCK I Bit clock signal input from the digital servo processor