Read Sharp LC-32LE210E (serv.man9) Service Manual online
33
LC-32LE210
LC-32LE220
LC-32LE220
2.2. IC 306 (MSH 9000-LF)
2.2.2. Pin Description
2. Detailed ICs Information
, DUNTKF639WE (Main Unit)
(continued)
Analog Interface
Pin Name
Pin Type
Function
Pin
VIPL
Analog Input
Left channel P side audio input
3
VINL
Analog Input
Left channel N side audio input
4
VINR
Analog Input
Right channel N side audio input
7
VIPR
Analog Input
Right channel P side audio input
8
OUTNR
Analog Output
Right channel N side switching output
12, 14
OUTPR
Analog Output
Right channel P side switching output
17, 19
FBPR
Analog Output
Right channel P side feedback
22
FBNR
Analog Output
Right channel N side feedback
23
FBNL
Analog Output
Left channel N side feedback
28
FBPL
Analog Output
Left channel P side feedback
29
OUTPL
Analog Output
Left channel P side switching output
32, 34
OUTNL
Analog Output
Left channel N side switching output
37, 39
Digital Interface
Pin Name
Pin Type
Function
Pin
G0
Digital Input
Volume gain control bit 0
5
G1
Digital Input
Volume gain control bit 1
2
MUTE
Digital Input
Class-D is mute when EN=Hi
6
EN
Digital Input
Class-D is enable when EN=Hi
26
Power Pins
Pin Name
Pin Type
Function
Pin
HVSSL
Ground
Ground for left channel
1, 30, 31,
40
HVSSR
Ground
Ground for right channel
10, 11, 20,
21
HVDDR
Analog Input
Supply voltage for Right channel
13, 15, 16,
18
HVDDL
Analog Input
Supply voltage for Left channel
33, 35, 36,
38
AVDD
Analog Input
Internal reference voltage
25
GND Ground
Ground
9,
24
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