Toshiba 30DF56 - 30" CRT TV Operating manual

SERVICE MANUAL
COLOR TELEVISION
FILE NO.053-200621
30DF56
SUPPLEMENT
DOCUMENT CREATED IN JAPAN, Aug., 2006
-SUMMARY-
This supplement serves as an update to the original 30DF56 Service Manual, file number 050-200621.
Please refer to this Supplement in conjunction with the original Service Manual when servicing this
model.

FILE NO. 053-200621GRA
DATE:Aug.,2006
RANK:
Product: COLOR TELEVISION
Model: 30DF56
SERVICE INSTRUCTION
A
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: [phone]
ORION ELECTRIC CO.,LTD.
NOBUO TSUKAMOTO
MANAGER
TEC-HQ 2TEC SEC4
Performance improvement of IC.
Change of Digital TV MICON Firmware.
Parts exchange.
BAB708013548 or younger.
.
.

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:
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.
WHEN REPLACING EEPROM (MEMORY) IC
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.
MICON Version
FIG. 1
CRT ON 0000
OEC7161B_005
DTV d-w65251
INIT : 17A1
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)
Rom correction data check sum.
Digital TV MICON Firmware
Initial setting data check sum.
AUDIO External terminal Volume.

MFR'S VERSION A MFR'S VERSION B
PART NO. DESCRIPTION TSB P/N PART NO. DESCRIPTION TSB P/N CAUSE
IC101 S3Z001SM01 MEMORY DATA OEC7161A 75003487 S3Z001SM02 MEMORY DATA OEC7161B 75005065 MICON VERSION UP.
PCB070 A3Z001S070 TV MT PCB ASS'Y (VERSION A)
CMF089A 75003491 A3Z001S070 TV MT PCB ASS'Y (VERSION B) CMF089A 75003491 Change of Digital TV MICON Firmware.
IC2408 S3Z001SF01 MEMORY DATA SST39VF1681-70-4C-EKE 75003489 S3Z001SF02 MEMORY DATA SST39VF1681-70-4C-EKE 75005066
PCBDH0 A3Z001SDH0 DIGITAL PCB ASS'Y (VERSION A)
CEE139B 75003496 A3Z001SDH0 DIGITAL PCB ASS'Y (VERSION B) CEE139B 75003496
All parts are not interchangeable between version.
ELECTRICAL REPLACEMENT PARTS LIST
REF NO.

TOSHIBA CORPORATION
1-1, SHIBAURA 1-CHOME, MINATO-KU, TOKYO 105-8001, JAPAN