Sharp LC-13S2US, Service Manual

Page: 18 / 94

LC-15S2U-S
18
Pin No. I/O Pin Name Function
51 I SSW2
52 O HPMUTE
53 O SP MUTE 1
54 O CVBS/Y
55 I HP DET
56 O SSTBY
57 I VSH IN
58 O LMUTE
59 O V IN/OUT
60 O SRESET
61 O C IN/OUT
62 I HSYNC
63 O MIX.
64 O VSYNC
65 O UP1
66 O UP0
67 O VDSW2
68 O EXT
69 O I2/UA
70 O POWout
71 O INV_POW
72 O POWout
73 I ADPPOW
74 O DACOUTCON
75 O MP_RCS
76 O MP_RDA
77 O MP_CS
78 O MP_DA
79 O MP_CLK
80 O DDC_RESET
81 I KEY4
82 I KEY5
83 O LED_POW
84 O SAW_SW
85 O MODE1
86 O MODE2
87 I POWin
88 I SSW
89 I AFT
90 I AGC
91 I KEY1
92 I KEY2
93 I C/N
94 O OPC_IN
95 I V HOLD2
96 I/O HLF2
97 I CVin2
98 I TVSETB
99 I VccE
100 I CVin1
S-terminal connection (S2-terminal at "L")
Headphone mute
Main speaker mute
CVBS/Y switching
Headphone detection (Headphone at "L")
Speaker standby ("L" at standby)
Panel gate driver voltage confirmation (Standby status maintained at "H")
Line-out audio mute (Audio output mute at "H")
Video input/output switching (Video output at "L")
Stereo IC (MSP) ("L" output at reset)
N.C
OSD horizontal sync signal
N.C
OSD vertical sync signal
N.C
N.C
Video switching 2 output
N.C
N.C
N.C
Separated exciting type inverter power supply control
DC/DC control output
Adaptor ON/OFF input
For gradation control IC output control (Output at "H")
Lead enable for QS-compliant controller
Data input for QS-compliant controller
Chip selection for QS-compliant controller
QS-compliant controller or gradation control IC data output
QS-compliant controller or gradation control IC clock output
VPC, 3DY/C, DPS and QS-compliant controller ("L" output at reset)
Key input 4
Key input 5
TV power supply LED control (Green at "H", red at "L")
N.C
N.C
N.C
DC/DC start detection (Detected at "H")
S-terminal connection (S1-terminal at "L")
AFT voltage input
AGC input voltage
Key input 1
Key input 2
N.C
OPC sensor level input
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Test input terminal (Fixed at "L")
Power supply (5V)
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