Sony STR-DN840 Service Manual page 68

STR-DN840
Pin No. Pin Name
112 NO_USE
113 NO_USE
114 UPDATE_VURX
115 UPDATE_VUTX
116 NO_USE
117 NO_USE
118 NO_USE
119 HDMI_MUTE
120 NO_USE
121 HDMI_SW_SCK
122 HDMI_SW_SDA
123 NO_USE
124 PROG_VU_SCK
125 PROG_VUTX
126 PROG_VURX
127 NO_USE
128 NO_USE
129 VCC
130 NO_USE
131 VU_MHL_CD0
132 VSS
133 VCC
134 TRSTX (NC)
135 TCK
136 TDI
137 TMS
138 TDO
139 NO_USE
140 TEST7
141 TEST6
142 TEST5
143 TEST4
144 TEST3
145 TEST2
146 TEST1
147 UART_SEL
148 NO_USE
149 NO_USE
150 NO_USE
151 NO_USE
152 NO_USE
153 NO_USE
154 NO_USE
155 NO_USE
156 VCC
157 VSS
158 SW_SEL_B
159 SW_SEL_A
160 NO_USE
161 NO_USE
162 MHL_PCONT
68
I/O
- Not used
- Not used
I Update to MAIN Micom data input (program main micom data pin)
O Update to MAIN Micom data output (program main micom data pin)
- Not used
- Not used
- Not used
O HDMI: Audio Mute Request
- Not used
O HDMI: Communication Line - I2C SCK
O HDMI: Communication Line - I2C SDA for HDMI-Rx, HDMI-Tx, EDID device
- Not used
O Programming Clock (video micom)
O Programming UART TX (video micom)
I Programming UART RX (video micom)
- Not used
- Not used
- Power supply pin (+3.3V)
- Not used
O NVU MHL CD0
- Ground terminal
- Power supply pin (+3.3V)
Test Reset (JTAG). Resets the test state machine. TRST must be asserted (pulsed low) after
-
power-up or held low for proper operation of the processor.
Test Clock (JTAG). Provides a clock for JTAG boundary scan. TCK must be asserted (pulsed
- low) after power-up or held low for proper operation of the device. (for designer evaluation
only)
Test Data Input (JTAG). Provides serial data for the boundary scan logic (for designer evalu-
-
ation only)
Test Mode Select (JTAG). Used to control the test state machine (for designer evaluation
-
only)
Test Data Output (JTAG). Serial scan output of the boundary scan path (for designer evalua-
-
tion only)
- Not used
O Test Pad 7 (for designer evaluation only)
O Test Pad 6 (for designer evaluation only)
O Test Pad 5 (for designer evaluation only)
O Test Pad 4 (for designer evaluation only)
O Test Pad 3 (for designer evaluation only)
O Test Pad 2 (for designer evaluation only)
O Test Pad 1 (for designer evaluation only)
O UART selector (Select video or network for back panel programming)
- Not used
- Not used
- Not used
- Not used
- Not used
- Not used
- Not used
- Not used
- Power supply pin (+3.3V)
- Ground terminal
O Composite video output signal switch
O Composite video output signal switch
- Not used
- Not used
O Power control for MHL
Description