BBK DK1020S, Руководство по обслуживанию

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Pin Name Function
Data
direction
DC
voltage
Remark
181 RD22 DRAM data I/O 0.01
Whether headphone is
inserted to detecting signal
182 DVDD3 Digital 3.3V power supply 3.21
183 RD21 DRAM data 0.02
When selecting tuning
function, open power supply
loop of tuner.
184 RD20 DRAM data 0.01 unused
185 RD19 DRAM data 0.02 control signal of tuner
186 RD18 DRAM data 0.02 tuner data
187 RD17 DRAM data 0.02 tuner clock
188 RD16 DRAM data 0.01 tuner data
189 DACVDDC D/A conversion 3.3V power supply 3.5
190 VREF Reference voltage 1.32
191 FS 1.32
192 YUV0/CIN 1.8 unused
193 DACVSSC D/A conversion 0.01
194 YUV1/Y Video signal YUV1 output/Y signal output O 0.74 Supply Y signal for S-video
195 DACVDDB D/A conversion 3.3V power supply 3.19
196 YUV2/C Video signal YUV2 output/C signal output O 1.47 Supply C signal for S-video
197 DACVSSB D/A conversion 0.01
198 YUV3/CVBS Video signal YUV3 output/CVBS signal output O 0.74
Provide for video output
port (VIDEO)
199 DACVDDA D/A conversion 3.3V power supply 3.17
200 YUV4/G Video signal YUV4 output/G signal output O 0.5
Supply Y1 signal for
component video output
port
201 DACVSSA D/A conversion 0.01
202 TUV5/B Video signal YUV5 output/B signal output O 0.01
Supply Pb signal for
component video output
port
203 YUV6/R Video signal YUV6 output/R signal output O 0
Supply Pr signal for
component video output
port
204 DVDD3 Digital 3.3V power supply 3.21
205
VSYNC/ADIN
1
Field sync signal output/AD universal input O 0.04 Supply for SCART
206
YUV7/ASDA
TA5
Video signal YUV7 output/audio serial data 3.79 unused
207
HSYNC/ADI
N2
Line sync signal output/AD universal input O 0.2 Supply for SCART
208 SPMCLK I 0.01 unused