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Sony PVS-R102 User manual

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PVS-R102
追加-1
Used old VIDEO board
1-682-177-11 Used new VIDEO board
1-682-177-12
J 200001 - 200100 200101 and higher
US/Canadian
300001 - 300020 300021 and higher
AEP
400001 - 400090 400091 and higher
PVS-R102 VIDEO 配線板が変更となり、末尾送りを致しました。
末尾送りに伴い、垂直同期部分のDC段差レベルの調整が必要とな
ります。
次頁の方法に従い、調整をお願い致します。
The VIDEO board of PVS-R102 has been changed.
In new the VIDEO board, it must be adjusted to the difference of DC level
appeared on vetical sync.
The procedure of the difference of DC level adjustment is explained in next
page.
先に発行したサービスマニュアル(9-870-516-01)と共にご使用ください。
SERVICE MANUAL

J Model
US Model
Canadian Model
AEP Model
SUPPLEMENT-1
File this supplement with the Service Manual (9-870-516-01).
対象シリアルNo.
The serial number of a production change
9-870-516-81 Sony Corporation Japanese/English
2002A00025-1
Printed in Japan ©2002.01
1,The differrence of DC level adjustment
Preparation:
Set crosspoint buttons to the following. (Fig.A.)
OUTPUT1 : INPUT 1
OUTPUT2 : INPUT 1
OUTPUT 2 MODE switch : PROJECTOR(located on back panel)
Procedure:
1, Input 0% flat field composite video signal (black burst signal) to 1
channel of VIDEO INPUT terminal from video SG.
2, First of all,set the RV501(502) to center position.
Connect a video signal oscilloscope to OUTPUT1(OUTPUT2) G/Youtput
terminal. Confirm the bump of DC level appeared on vetical sync period.
(NTSC:7th line, PAL:3rd line,Fig.B.)
OUTPUT2 is measured by the same procedure ofOUTPUT1.
3, Adjust the RV501(502) so that the difference of DC level is
indicated. 0 to 10mV(0 to -1.4IRE)
It is possible to use video signal monitor.
 Adjustment Location:
 
[VIDEO BOARD]
1, DC 段差レベル調整
 垂直同期部に現われる DC段差レベルを調整します。
 準備:
 クロスポイントボタンを以下のようにセットする。(Fig.A.)
 OUTPUT1 : INPUT1
OUTPUT2 : INPUT1
 OUTPUT2 MODE スイッチ:PROJECTOR(バックパネル)
 方法:
 1.VIDEO INPUT 端子 1ch に0% フラットフィールド    
 コンポジットVIDEO 信号(ブラックバースト信号)を入力する。
 2.RV501(502)を一度センターに設定する。
 OUTPUT1(OUTPUT2)端子のG/Y 端子に VIDEO 信号対応オシロ
 スコープを接続して、出力信号の垂直同期部分(NTSC:7ライ
 ン目 ,PAL:3ライン目)のDC 段差を確認する。(Fig.B.)
 OUTPUT2 も同様の方法で測定する。
 3.DC 段差レベルが、0 〜10mV(0 〜-1.4IRE)を満たすよう
 RV501(502)を調整する。
※VIDEO 信号対応オシロスコープがない場合、
  VIDEO 波形モニターでも代用可能です。
LOCK
POWER
OFFON
RGB
INPUT 10
OUTPUT 1
AUDIO
OUTPUT 2
/MONITOR
INPUT
VIDEO RGB
COMPONENT/VIDEO
MATRIX SWITCHER PVS-R102
0dBu
-10dBu
12345678910OFF
0dBu
-10dBu
0dBu
-10dBu
0dBu
-10dBu
0dBu
-10dBu
0dBu
-10dBu
0dBu
-10dBu
0dBu
-10dBu
0dBu
-10dBu
0dBu
-10dBu
AUDIO INPUT LEVEL
  crosspointbuttons

 
Fig.A. Crosspoint position
Fig.B. The bump of DC level
CN502

UPDOWN

UPDOWN
RV502
RV501
7Line (NTSC)
3Line (PAL)
LEVEL
A parts of vertical sync
