Sharp LC-15AV1U Service Manual page 58

Pin Signal
No. Name
10 B
11 A
12 0X
13 1X
14 X-COM
15 Y-Com
16 Vdd
IC801 (AN17812A)
Pin Signal
No. Name
1 Ch1 IN A
2 Mute/Standby
3 Ch1 IN B
4 Input GND
5 RF
6 Ch2 IN A
7 Vol
8 Ch2 IN B
9 Monitor2
10 Power GND 2
11 Ch2 Output
12 INSW
13 Vcc
14 Ch1 Output
15 Power GND 1
16 Monitor1
IC851 (MTS DECORDER)
Pin Signal
No. Name
1 NC
2 WB TIME
3 WB DET
4 SPE TIME
5 SPE DET
Function
Switching Control
Switching Control
Video Signal Input
Video Signal Input
Video Signal Output
Video Signal Output
Power Supply
Function
Audio (R ch) Input
Mute Switching
Not Used
GND
RF
Audio (L ch) Input
Volume Control
Not Used
Not Used
GND
Audio (L ch) Output
GND
Power Supply
Audio (R ch) Output
GND
Not Used
Function
Not Used
Set Detection Recovery Time
of Wide Expander Effective
Value
Input Detection Circuit of
Wide Expander Effective
Value
Set Detection Recovery Time
of Variable De-Emphasis
Effective Value
Input Detection Circuit of
Variable De-Emphasis
Effective Value
Pin Signal
No. Name
6 SPE FIL
7 I2C/PARA
8 AGCSW
9 MODE
10 FOMO
11 MUTE
12 SIF/BB
13 NOISE DET
14 SAP DET
15 L+R REF
16 NC
17 PILOT DET
18 PLL
19 Vcc
20 NC
21 INPUT
22 SIRREF
23 STERO REF
24 SDA/SAPID
25 GND
26 PE
27 SCL/STID
28 AGC DET
29 Rout
30 Lout
31 NC
32 L-R REF
IC852 (SWITCHING )
Pin Signal
No. Name
1 0Y
2 2Y
3 Y-COM
4 3Y
5 1Y
6 INH
11-2
Function
Adjust Variable De-Emphasis
Level
Control Mode Switching
Not Used
Not Used
Not Used
Not Used
Not Used
Detect Noise of SAP
Malfunction Protection Circuit
Detect Carrier Level of SAP
Signal
Filter
Not Used
Detect Stereo Pilot Signal
Connect Stereo PLL Low
Pass Filter
Power Supply
Not Used
Input Composite Signal
Detect SIF Mode
Filter
IIC Bus Data Input/Switch
SAP
GND
Not Used
IIC Bus Clock Input/Switch
Stereo
Detect AGC Level
R-ch Line Out Output
L-ch Line Out Output
Not Used
dbx Output
Function
Audio (R ch) Input
Audio (R ch) Input
Audio (R ch) Output
Audio (R ch) Input
Audio (R ch) Input
Not Used
L0270PIN