Sony CDP-CX70ES Service Manual page 4

CD-TEXT TEST DISC
This unit 1s able to display the test data (character mformation) wntten in the CD on Its fluorescent indicator tube.
The CD-TEXT TEST DISC (TGCS-313:4-989-366-01) is used for checking the display.
To check, perform the following procedure.
Checking Method:
1. Tum ON the power, set the disc on the disc table with the Side labeled as "test disc" as the right side, close the front cover, and chuck the
disc.
2. Press the
I
C>
I
button and play back the disc.
3. The following will be displayed on the fluorescent indicator tube.
Display: lkHz/0 dB/ L&R
4. Press the
I D<l<ll
and
I
t>I>D
I
buttons to switch the track. The text data of each track will be displayed.
For details of the displayed contents for each track, refer to "Table 1 : CD-TEXT TEST DISC TEXT Data Contents" and ''Table 2 . CD-
TEXT TEST DISC Recorded Contents and Display".
Restrictions in CD-TEXT Display
In this unit, some special characters will not be displayed properly. These will be eli splayed as a space or a character resembling it. For details,
refer to ''Table 2: CD-TEXT DISC Recorded Contents and Display".
Table 1 :CD-TEXT TEST DISC TEXT Data Contents (TRACKS No.1 to 41:Normal Characters)
TRACK
Displayed Contents
TRACK
Displayed Contents
No.
No.
I
lkHz/OdBIL&R
22 I kHz/-90dBIL&R
2
20Hz/OdBIL&R
23
Infinity Zero w/o emphasJs/IL&R
3
40Hz/OdBIL&R
24
Infinity Zero with emphasis/IL&R
4
I OOHz/OdB/L&R
25
400Hz+ 7kHz( 4: I )/OdBIL&R
5
200Hz/OdBIL&R
26
400Hz+7kHz(4·I)/-10dBIL&R
6 500Hz/OdBIL&R
27
19kHz+ 20kHz(! :I )/OdBIL&R
7
lkHz/OdBIL&R
28
19kHz+ 20kHz( I: I )/-IOdBIL&R
8 5kHz/OdBIL&R
29
I OOHz/OdBIL *
9
7kHz/OdBIL&R
30
lkHz/OdBIL*
10
l OkHz/OdB/L&R
31
I OkHz/OdBIL *
11 16kHz/OdBIL&R
32
20kHz/OdB/L *
12
18kHz/OdBIL&R
33
I OOHz/OdB/R *
13 20kHz/OdBIL&R
34
I kHz/OdB/R *
14
lkHz/OdBIL&R
35
I OkHz/OdB/R *
15
I kHz/-1 dBIL&R
36
20kHz/OdB/R *
16
lkHz/-3dBIL&R
37
100Hz Squer Wave/IL&R
17
I kHz/ -6dB/L&R
38
!kHz Squer Wave/IL&R
18
I kHz/-1 OdB(L&R
39 1kHz w/emphasis/-0.37dBIL&R
19
I kHz/-20dBIL&R
40
5kHz w/emphasis/-4.53dB/L&R
20
I kHz/-60dBIL&R
41
16kHz w/emphasJs/-9.04dB/L&R
21
lkHz/-80dBIL&R
NOTE : The contents of Track No I to 41 are the same as those of the current TEST DISC-their tttles are displayed.
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