Toshiba 26DF56 User manual
SERVICE MANUAL
COLOR TELEVISION
FILE NO.053-200620
26DF56
SUPPLEMENT
DOCUMENT CREATED IN JAPAN, July, 2006
-SUMMARY-
This supplement serves as an update to the original 26DF56 Service Manual, file number 050-200620.
Please refer to this Supplement in conjunction with the original Service Manual when servicing this
model.
FILE NO. 053-200620GRA
DATE:Jul.,2006
RANK:
Product: COLOR TELEVISION
Model: 26DF56
SERVICE INSTRUCTION
A
Performance improvement of IC.
Parts exchange and memory data change.
BAB805051524 or younger.
Corrective reason:
Corrective action:
Applicable units:
ORION ELECTRIC CO.,LTD.
41-1 IEHISA-CHO,ECHIZEN-CITY,FUKUI 915-8555 JAPAN
FACSIMILE: (0778)24-5456 PHONE: (0778)23-0001
ORION ELECTRIC CO.,LTD.
NOBUO TSUKAMOTO
MANAGER
TEC-HQ 2TEC SEC4
WHEN REPLACING EEPROM (MEMORY) IC
1.
2.
3.
4.
Turn on the POWER, and set to the TV mode.
Set the VOLUME to minimum.
Press both VOL. DOWN button on the set and Channel button (8) on the remote control for more than 2 seconds.
After the confirmation of each check sum, power on total hours, micon version and Digital TV MICON Firmware version,
turn off the power.
CONFIRMATION OF CHECK SUM, POWER ON TOTAL HOURS, MICON VERSION AND
DIGITAL TV MICON FIRMWARE VERSION
Initial total of MEMORY IC, POWER ON total hours, MICON VERSION and Digital TV MICON Firmware VERSION can be
checked on the screen. Total hours are displayed in 16 system of notation.
NOTE: If you set a factory initialization, the total hours is reset to "0".
Please refer to "CONFIRMATION OF INITIAL DATA" when SUM DATA is not corresponding.
FIG. 1
CRT ON 0000
OEC7161B_005
DTV d-W65251
INIT 19CF
ROM: 0000
VOLUME: 2F3A
POWER ON total hours.
= (16 x 16 x 16 x thousands digit value)
+ (16 x 16 x hundreds digit value)
+ (16 x tens digit value)
+ (ones digit value)
MICON Version
Digital TV MICON Firmware
Initial setting data check sum.
Rom correction data check sum.
AUDIO External terminal Volume.
MFR'S VERSION A MFR'S VERSION B
REF. NO. PART NO. DESCRIPTION TSB P/N PART NO. DESCRIPTION TSB P/N CAUSE
IC101 S3Y9010M01 MEMORY DATA OEC7161A 75003525 S3Y9010M02 MEMORY DATA OEC7161B 75004515 One-Part CH selector Correspondence.
PCB070 A3Y9010070 TV MT PCB ASS’Y(VERSION A)
CMF089A 75003529 A3Y9010070 TV MT PCB ASS’Y(VERSION B)
CMF089A 75003529 MICON VERSION UP
IC2408 S3Y9010F01 MEMORY DATA
SST39VF1681-70-4C-EKE 75003527 S3Y9010F02 MEMORY DATA
SST39VF1681-70-4C-EKE 75004520
PCB0H0 A3Y9010DH0 DIGITAL PCB ASS’Y(VERSION A)
CEE139B 75003534 A3Y9010DH0 DIGITAL PCB ASS’Y(VERSION B)
CEE139B 75003534
All parts are not interchangeable between version
ELECTRICAL REPLACEMENT PARTS LIST
TOSHIBA CORPORATION
1-1, SHIBAURA 1-CHOME, MINATO-KU, TOKYO 105-8001, JAPAN
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