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Notice
CORRECTION
SERVICE FLASH
Please add this notice to the Service Manual listed below.
Category :
Multi-media Projector
Model :
Destination :
Europe, Asia, M.E, Africa / U.K
NOTE: Match the Service Ref. No. on the unit's back cover with the Service Ref. No. in the
Service Manual.
If the Service Ref. No. does not match the unit's, additional Service Literature is
required. This chassis is similar to the Service Ref. No. PLC-SU20E-00, PLC-SU20B-
00. Only the Difference Service Information is given in this manual. For detail Service
Information, Refer to the Original Service Manual and Notices for Service Ref. No.
PLC-SU20E-00, PLC-SU20B-00 used in Model PLC-SU20E, PLC-SU20B.
PRODUCT CODE
1 122 068 00
(PA6A)
PLC-SU20E :
1 122 068 02
(PA6C)
PLC-SU20B :
PRODUCTION CHANGE
ADD INFORMATION
PLC-SU20E
PLC-SU20B
Issued Date :
Service Ref. No. PLC-SU20B-01
Effective from :
REF. NO. :
Give complete "Service Ref. No." for parts order or
servicing, it is shown on the rating sheet on the
cabinet of the projector.
FILE NO.
REVISION-1
April / 2000
PLC-SU20E-01
SM5110048
SM
REFERENCE NO.
5110048-01
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Table of Contents
Related Manuals for Sanyo PLC-SU20E
Summary of Contents for Sanyo PLC-SU20E
- Page 1 If the Service Ref. No. does not match the unit’s, additional Service Literature is required. This chassis is similar to the Service Ref. No. PLC-SU20E-00, PLC-SU20B- 00. Only the Difference Service Information is given in this manual. For detail Service Information, Refer to the Original Service Manual and Notices for Service Ref.
- Page 2 DIFFERENCES: Differences between Service Ref. No. PLC-SU20E-00/PLC-SU20B and PLC-SU20E-01/PLC- SU20B-01 as follows; Electrical Parts List LCD panels were changed as follows; Service Ref.No. PLC-SU20E-00 Service Ref.No. PLC-SU20E-01 PLC-SU20B-00 PLC-SU20B-01 COMBINATION-(1) EL901G LCD(P09SG210(G)) 645 041 3988 LCD(P09SG210B(G)) EL902R LCD(P09SG220(R)) 645 041 3995...
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Page 3: Output Voltage Adjustment
Electrical Adjustment Electrical Adjustments were modified due to the LCD panel changed Circuit Adjustments CAUTION: The each circuit has been made by the fine adjustment at factory. Do not attempt to adjust the following adjustments except requiring the readjustments in servicing otherwise it may cause loss of performance and product safety. - Page 4 Electrical Adjustments OFFSET ADJUSTMENT-[CG] VIDEO GAIN ADJUSTMENT-[CG/MCI] 1. Receive the 16-step gray scale video signal. [CG-VIDEO GAIN ADJUSTMENT] 2. Set to COMPUTER mode. 1. Receive the 16-step grey scale computer signal. 2. Set to COMPUTER mode. [R-OFFSET ADJUSTMENT] 3. Connect an oscilloscope to test point “TP2221G” (+) 3.
-
Page 5: Nrs Adjustment
Electrical Adjustments VIDEO-GAIN ADJUSTMENT-[AV] NRS ADJUSTMENT Presetting 1. Receive the 16-step grey scale computer signal. 1. Receive the 16-step grey scale video signal. 2. Set to COMPUTER mode. 2. Set to VIDEO mode. 3. Connect an oscilloscope to test point “TP3571” (+) and chassis ground (-). -
Page 6: S/H Clock Adjustment
Electrical Adjustments CG/MCI/AV VIDEO ADJUSTMENT-1 CG/MCI/AV VIDEO ADJUSTMENT-2 Presetting [CG-VIDEO ADJUSTMENT-2] 1. Input the 16-step gray scale video signal, MCI signal 1. Receive the 16-step grey scale computer signal. and computer signal. 2. Set to COMPUTER mode. 3. Connect an oscilloscope to test point “TP512” (+) [CG/MCI/AV-VIDEO ADJUSTMENT] * and chassis ground (-). -
Page 7: Common Center Adjustment
Electrical Adjustments COMMON CENTER ADJUSTMENT BLACK BALANCE ADJUSTMENT 1. Receive the 16-step gray scale computer signal. [AV BLACK BALANCE ADJUSTMENT] 2. Set to COMPUTER mode. 1. Receive the 16-step grey scale video signal. 2. Set to VIDEO mode. [R-COMMON CENTER ADJUSTMENT] 3. -
Page 8: White Uniformity Adjustment
Electrical Adjustments WHITE UNIFORMITY ADJUSTMENT This adjustment should be carried out when existing unbalanced white uniformity on the screen or after replacing the LCD panels. (When replacing the main board-A, the memory IC, IC302 on the main board-A should be replaced with the one on previous board, so that the white uniformity adjustment may not be required because the data of white uniformity adjustment are stored in this memory IC, IC302.) White uniformity compensation adjustment system of this model divided the screen into 13 in vertical direction and... - Page 10 SANYO Electric Co., Ltd. Apr./2000 1300 SI Printed in Japan...