Sony CDP-XA20ES Manual de serviço - Página 12
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Table 4-2.
Button
Display
00
1
01
2
02
3
03
4
04
5
05
6
06
7
07
8
08
9
13
CHECK
15
CLEAR
18
+
19
–
29
CONTINUE
31
PROGRAM
4-2. ADJ MODE
Connect the TP18 (ADJ) on the BD board to the ground and turn
on the power supply. The ADJ mode is then activated and the
following operation is executed.
• There is no problem even if Guarded Frame Sync is low value
continuously during playing.
• Do not perform high speed search during an access.
• The gain of focus servo and spindle servo does not lower during
playing.
• Manual operation and measurement of the servo system are pos-
sible. (For detailed operating method, see Table 4-3. in ADJ
Mode.)
4-2-1. Button Operation Table in ADJ Mode
After all music numbers are displayed, press the TIME button,
and the jitter display mode is then set. The button functions are as
listed below.
Button Functions (Operate with remote commander.)
Button
Display
32
10
39
>10
40
TIME
42
A – B
44
REPEAT
=
48
+
49
·
50
0
51
52
)
53
SHUFFLE
56
p
57
P
DISPLAY
86
ON/OFF
95
FADER
– 12 –
Table 4-3.
Button No.
3
Tracking servo off
8
Tracking servo on
11
S-curve measuring mode
12
All servo off
13
Top turnblack display
14
Botton turnblack display
15
Center display
16
Optimum point display
17
Optimum jitter display
18
TE traverse display
19
VC, FE and RF display
Autogain display
20
(Focus, tracking and sled)
* For button numbers 3, 8, 11, and 12, use them only when an
oscilloscope is connected.
4-3. CLV-S MODE
The spindle servo can be operated for play in the CLV-S mode by
connecting TP18 (ADJ) and after turning on the power supply.
4-4. RELEASE THE TEST MODE
Disconnect the lead wire of test point connected in first step.
Connecting Location:
[BD BOARD] – Side B –
IC102
IC351
IC361
TP19 (AFADJ)
Test Mode
TP18 (ADJ)