16
CDX-FM1259,FM1257
1
RFI
0.5V/div. 0.5
µ
s/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 800
µ
m
0.5ms/div.
3
CH1: FD
0.5V/div.
4
CH2: FOR
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 (REV)
0.5ms/div.
8
CH1: TE
0.5V/div.
9
CH2: TD
0.5V/div.
Test mode: Single jump (REV)
0.5ms/div.
8
CH1: TE
0.5V/div.
9
CH2: TD
0.5V/div.
Test mode: 100 tracks jump (REV)
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
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
GND
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
-
Waveforms
Note:1. The encircled numbers denote measuring pointes in the circuit diagram.
2. Reference voltage
REFO:2.5V
REFO
→
REFO
→
REFO
→
REFO
→
Summary of Contents for CDX-FM1257
Page 6: ...6 CDX FM1259 FM1257 2 2 EXTERIOR ...
Page 8: ...8 CDX FM1259 FM1257 2 3 CD MECHANISM MODULE ...
Page 19: ...19 CDX FM1259 FM1257 ...
Page 27: ...27 CDX FM1259 FM1257 D C B A B EXTENSION UNIT B SIDE B 1 2 3 4 1 2 3 4 ...
Page 49: ...49 CDX FM1259 FM1257 7 1 2 DISPLAY CAW1514 COMMON SEGMENT ...
Page 58: ...58 CDX FM1259 FM1257 7 3 BLOCK DIAGRAM A C D E B ...
Page 59: ...59 CDX FM1259 FM1257 F G ...