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DEH-2130R,2100R
1 RFI 0.5V/div. 0.5µs/div.
Normal mode: play
1 CH1: RFI 1V/div.
2 CH2: MIRR 5V/div.
Test mode: Tracking open
0.5ms/div.
1 CH1: RFI 1V/div.
2 CH2: MIRR 5V/div.
Normal mode: The defect part
passes 800µm
0.5ms/div.
3 CH1: FD 0.5V/div.
4 CH2: FO+ 2V/div.
Test mode: No disc, Focus close
0.2s/div.
3 CH1: FD 0.5V/div.
5 CH2: FOK 2V/div.
Normal mode: Focus close
0.2s/div.
6 CH1: FE 0.5V/div.
7 CH2: XSI 2V/div.
Normal mode: Focus close
1ms/div.
REFO
→
8 CH1: TE 0.5V/div.
9 CH2: TD 0.5V/div.
Test mode: 32 tracks jump (FWD)
0.5ms/div.
8 CH1: TE 0.5V/div.
9 CH2: TD 0.5V/div.
Test mode: Single jump (FWD)
0.5ms/div.
8 CH1: TE 0.5V/div.
9 CH2: TD 0.5V/div.
Test mode: 100 tracks jump (FWD)
5ms/div.
6 CH1: FE 0.1V/div.
3 CH2: FD 0.2V/div.
Normal mode: Play
20ms/div.
3 CH1: FD 0.5V/div.
0 CH2: MD 1V/div.
Normal mode: Focus close (12cm)
0.5s/div.
3 CH1: FD 0.5V/div.
0 CH2: MD 1V/div.
Normal mode: Focus close (8cm)
0.5s/div.
REFO
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REFO
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REFO
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REFO
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REFO
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REFO
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GND
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REFO
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REFO
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REFO
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REFO
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REFO
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REFO
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REFO
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REFO
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REFO
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REFO
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REFO
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REFO
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- Waveforms
Note:1. The encircled numbers denote measuring pointes in the circuit diagram.
2. Reference voltage
REFO:2.5V
REFO
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REFO
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REFO
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REFO
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