LC-30HV2E (serv.man2). Major IC functions, Trouble shooting, Printed wiring board block diagram, LCD display chassis layout, Block diagrams for AVC, LCD display. - Sharp TV Service Manual (repair manual). Page 10

1
2
3
4
5
6
7
8
9
10
11, 12, 13
14, 15, 16
17
18, 19, 20
21
22, 23
24
25
26
27
28
29
30
31, 32
33
34
35
36
37
38
39
40
41, 42
43, 44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61, 62
63, 64
65, 66
67
68
69
70
71
72
73
74
75, 76
77
78
79
80

»

NC
I2C_CL
I2C_DA
I2S_CL
I2S_WS
I2S_DA_OUT
I2S_DA_IN1
ADR_DA
ADR_WS
ADR_CL
DVSUP
DVSS
I2S_DA_IN2
NC
RESETQ
NC
DACA_R
DACA_L
VREF2
DACM_R
DACM_L
NC
DACM_SUB
NC
SC2_OUT_R
SC2_OUT_L
VREF1
SC1_OUT_R
SC1_OUT_L
CAPL_A
AHVSUP
CAPL_M
NC
AHVSS
AGNDC
NC
SC4_IN_L
SC4_IN_R
ASG4
SC3_IN_L
SC3_IN_R
ASG2
SC2_IN_L
SC2_IN_R
ASG1
SC1_IN_L
SC1_IN_R
VREFTOP
NC
MONO_IN
AVSS
NC
AVSUP
ANA_IN1+
ANA_IN-
ANA_IN2+
TESTEN
XTAL_IN
XTAL_OUT
TP
AUD_CL_OUT
NC
D_CTR_I/O_1
D_CTR_I/O_0
ADR_SEL
STANDBYQ

—

I/O
I/O
I/O
I/O

O

I

O
O
O

—
—

I

—

I

—

O
O

—

O
O

—

O

—

O
O

—

O
O

—
—
—
—
—
—
—

I
I

—

I
I

—

I
I

—

I
I

—
—

I

—
—
—

I
I
I
I
I

O

—

O

—

I/O
I/O

I
I

Not connected
I2C clock
I2C data
I2S clock
I2S word strobe
I2S data output
I2S1 data input
ADR data output
ADR word strobe
ADR clock
Digital power supply 5V
Digital ground
I2S2-data input
Not connected
Power-on-reset
Not connected
Headphone out, right
Headphone out, left
Reference ground 2
Loudspeaker out, right
Loudspeaker out, left
Not connected
Subwoofer output
Not connected
SCART 2 output, right
SCART 2 output, left
Reference ground 1
SCART 1 output, right
SCART 1 output, left
Volume capacitor AUX
Analog power supply 8V
Volume capacitor MAIN
Not connected
Analog ground
Analog reference voltage
Not connected
SCART 4 input, left
SCART 4 input, right
Analog Shield Ground 4
SCART 3 input, left
SCART 3 input, right
Analog Shield Ground 2
SCART 2 input, left
SCART 2 input, right
Analog Shield Ground 1
SCART 1 input, left
SCART 1 input, right
Reference voltage IF A/D converter
Not connected
Mono input
Analog ground
Not connected
Analog power supply 5V
IF input 1
IF common(can be left vacant, only if IF input 1 is also not in use)
IF input 2(can be left vacant, only if IF input 1 is also not in use)
Test pin
Crystal oscillator

Test pin
Audio clock output (18.432MHz)
Not connected
D_CTR_I/O_1
D_CTR_I/O_0
I2C Bus address select
Stand-by (low-active)