Sharp LC-46XL2E Service Manual

LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU
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2.7.2 Pin Connections and short description
Pin No. Pin Name I/O Pin Function
1 PVDD — PLL Power supply, 4.5V~5.5V.
2 RX0 I Receiver Channel 0 (Internal biased pin. Internally biased at PVDD/2).
3 I2C I Control Mode Select.
“L”: 4-wire Serial, “H”: I2C Bus
4 RX1 I Receiver Channel 1.
5 RX2 I Receiver Channel 2.
6 RX3 I Receiver Channel 3.
7 INT O Interrupt
8 DZF O Zero Input Detect.
When the input data of DAC follow total 8192 LRCK cycles with “0” input data, this pin goes to “H”. And
when RSTN1 bit is “0”, PWDA bit is “0”, this pin goes to “H”
9 CDTO O Control Data Output in Serial Mode and I2C pin = “L”.
10 LRCKB I/O Channel Clock B
11 BICKB I/O Audio Serial Data Clock B
12 SDTOB O Audio Serial Data Output B
13 OLRCKA I/O Output Channel Clock A
14 ILRCKA I/O Input Channel Clock A
15 BICKA I/O Audio Serial Data Clock A
16 SDTOA O Audio Serial Data Output A
17 MCKO O Master Clock Output
18 TVDD — Output Buffer Power Supply, 2.7V~5.5V
19 DVSS — Digital Ground
20 DVDD — Digital Power Supply, 4.5V~5.5V
21 XTI I X’tal Input
22 XTO O X’tal Output
23 TX O Transmit Channel Output
When DIT bit = “0”, RX0~3 Through.
When DIT bit = “1”, Internal DIT Output.
24 MCLK2 I Master Clock Input
25 PDN I Power-Down Mode & Reset
When “L”, the AK4683 is powered-down, all registers are reset. And then all digital output pins go “L”.
The AK4683 must be reset once upon power-up.
26 SDA I/O Control Data in Serial Mode and I2C pin = “H”.
27 SCL I Control Data Clock in Serial Mode and I2C pin = “H”.
28 CSN I Chip Select in Serial Mode and I2C pin = “L”.
29 SDTIA1 I Audio Serial Data Input A1
30 SDTIA2 I Audio Serial Data Input A2
31 SDTIA3 I Audio Serial Data Input A3
32 SDTIB I Audio Serial Data Input B
33 HVDD — HP Power Supply, 4.5V~5.5V
34 HVSS — HP Ground
35 HPR O HP Rch Output.
36 HPL O HP Lch Output.
37 MUTET — HP Common Voltage Output
38 LOUT2 O DAC2 Lch Positive Analog Output
39 ROUT2 O DAC2 Rch Positive Analog Output
40 LOUT1 O DAC1 Lch Positive Analog Output
41 ROUT1 O DAC1 Rch Positive Analog Output
42 VCOM — DAC/ADC Common Voltage Output
43 AVDD2 — DAC Power Supply, 4.5V~5.5V
44 AVSS2 — DAC Ground
45 LISEL O Lch Feedback Resistor Output
46 LOPIN O Lch Feedback Resistor Input. 0.5 x AVDD1.
47 ROPIN O Rch Feedback Resistor Input. 0.5 x AVDD1.
48 RISEL O Rch Feedback Resistor Output
49 AVSS1 — ADC Ground
50 AVDD1 — ADC Power Supply, 4.5V~5.5V
51 LIN1 I Lch Input 1
52 RIN1 I Rch Input 1
53 LIN2 I Lch Input 2
54 RIN2 I Rch Input 2
55 LIN3 I Lch Input 3
56 RIN3 I Rch Input 3

Sharp LC-46XL2E Specifications

General

Brand	Sharp
Model	LC-46XL2E
Category	LCD TV
Language	English