Read Sharp LC-37X20E Service Manual online
LC-32X20E/S/RU, LC-37X20E/S/RU
5 – 37
62
GND_B
—
Ground
63
CPLD_TDI
I
64
PNL_WP
O
VCOM Write Protect control signal
65
CPLD_TMS
O
66
FE_RST
O
CE6353 reset
67
CPLD_TCK
O
68
FEPG0_COMP
O
Sleep signal
69
FEPG1_LOCK
I
Signal LOCK detection
70
FERR_UNCOR
I
Error flag
71
N_TS1_DEMORST
O
TS1 demodulator reset
72
GND_B
—
Ground
73
D3.3V
—
Power supply (+3.3V)
74
EXTRG
O
Partner
75
DRSTMSK
O
Partner
76
N_IRS_INT
I
IrSS interrupt request
77
CLON_RC
O
For controlling clone remote control
78
DTM_RST
O
Reset signal for DTM
79
N_IRS_RST
O
IrSS reset signal
80
DTM_GPIO0
I
Control signal for DTM (GPIO0)
81
DTM_GPIO1
O
Control signal for DTM (GPIO1)
82
DTM_UART_INT
I
Interrupt request of UART-I2C conversion IC for DTM
83
DTM_UART_RST
O
Reset of UART-I2C conversion IC for DTM
84
D3.3V
—
Power supply (+3.3V)
85
AGC_SEL
O
Digital/Analog AGC switching control
86
HP_MUTE
O
HP audio mute control
87
HP_PLUG
I
HP connection detection
88
CION
O
VCC/ON signal for PCMCIA
89
GND_B
—
Ground
90
GND_B
—
Ground
91
SC2_MUTE
O
SCART2 audio mute control
92
SPDIF_MUTE
O
SPDIF audio mute control
93
SC_MUTE
O
SCART1 audio mute control
94
S_STBY
O
Audio AMP shutdown control
95
DU_LINK_ACK0
I
ACK from IEEE1394 chip
96
SIF_SW
O
I2C line SW control of sound multiplex decoder
97
DU_LINK_IRQ
I
IEEE1394 chip interrupt request
98
CNVSS
O
Monitor microprocessor write mode control
99
GND_B
—
Ground
100
N_PCI_RST
O
PCI reset
101
RS_BUF_CNT
O
Monitor microprocessor UART mode switching
102
PNL_I2C_EN
O
VCOM/I2C switch control
103
AUDIO_SEL2
O
DTV/HDMI analog audio switching control 2
104
PCHD_AUDIO_SEL
O
PC/HDMI external audio input switching
105
N_DVOUT_EN
O
DTV/AD YPbPr switching
106
MSP_RESET
O
MSP reset
107
HDMI_RESET
O
HDMI-TMDS_SW reset
108
GND_B
—
Ground
109
D3.3V
—
Power supply(+3.3V)
110
SVP_RESET
O
SVP_WX reset
111
N_PHY_RESET
O
i.Link PHY reset
112
N_LINK_RESET
O
i.Link LINK reset
113
FL_VPP0
O
Flash WP
114
GND_B
—
Ground
115
AREA_4
I
Destination setting (L: Europe/H: Asia)
116
DIG_AD
I
DTV add-on Unit presence/absence setting
117
HDMI_SEL1
O
HDMI_Select_1
118
HDMI_SEL2
O
HDMI_Select_2
119
HDMI_SEL3
O
HDMI_Select_3
120
HDMI_HPG1
I
HDMI_HotPlug_1
121
HDMI_HPG2
I
HDMI_HotPlug_2
122
CPLD_TDO
O
123
GND_B
—
Ground
124
HDMI_HPG3
I
HDMI_HotPlug_3 (for temporary insertion)
125
HDMI_SW_EMP
O
HDMI output waveform adjustment
Pin No.
Pin Name
I/O
Pin Function
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