Read Sony MDS-PC1 Service Manual online
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Reading the Display:
Convert the hexadecimal display into the binary display. If more than two causes, they will be added.
Convert the hexadecimal display into the binary display. If more than two causes, they will be added.
Example
When 44 is displayed:
When 44 is displayed:
Upper bit : 4=0100 n b6
Lower bit : 4=0010 n b2
In this case, the retry cause is combined of “CVL unlock” and “ader5”.
Lower bit : 4=0010 n b2
In this case, the retry cause is combined of “CVL unlock” and “ader5”.
When A4 is displayed:
Upper bit : A=1010 n b7+b5
Lower bit : 4=0010 n b2
The retry cause in this case is combined of “access fault”, “IVR rec error”, and “ader5”.
Lower bit : 4=0010 n b2
The retry cause in this case is combined of “access fault”, “IVR rec error”, and “ader5”.
Reading the Track Mode Display
Reading the Display:
Convert the hexadecimal display into the binary display. Several cause are added and displayed.
Convert the hexadecimal display into the binary display. Several cause are added and displayed.
Example
When 84 is displayed:
When 84 is displayed:
Upper bit : 8=1000 n b7
Lower bit : 4=0100 n b2
In this case, as b2 and b7 are 1 and others are 0, the cause is combined of “Emphasis OFF”, “Monaural”, “Original”, Copyrighted” and
“Write permitted”.
Lower bit : 4=0100 n b2
In this case, as b2 and b7 are 1 and others are 0, the cause is combined of “Emphasis OFF”, “Monaural”, “Original”, Copyrighted” and
“Write permitted”.
When 07 is displayed:
Upper bit : 0=0000 n all 0
Lower bit : 7=0111 n b0+b1+b2
In this case, as b0, b1, and b2 are 1 and others are 0, the cause is combined of “Emphasis ON”, “Stereo”, “Original”, Copyrighted” and
“Write prohibited”.
Lower bit : 7=0111 n b0+b1+b2
In this case, as b0, b1, and b2 are 1 and others are 0, the cause is combined of “Emphasis ON”, “Stereo”, “Original”, Copyrighted” and
“Write prohibited”.
Hexadecimal
Bit
Binary
Higher Bits
Lower Bits
8
4
2
1
8
4
2
1
b7 b6 b5 b4 b3 b2 b1 b0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
1
0
0
0
0
0
0
1
0
0
0
0
0
0
1
0
0
0
0
0
0
1
0
0
0
0
0
0
1
0
0
0
0
0
0
1
0
0
0
0
0
0
1
0
0
0
0
0
0
0
Hexa-
decimal
Details
01
02
04
08
10
20
40
80
Emphasis OFF
Monaural
This is 2-bit display. Normally 01.
01:Normal audio. Others:Invalid
Audio (Normal)
Original
Copyright
Write prohibited
When 0
When 1
Emphasis ON
Stereo
Invalid
Digital copy
No copyright
Write allowed
Hexadecimal
Binary
Hexadecimal
Binary
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
Hexadecimal/Decimal Conversion Table
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