Samsung TXB2025 Technical Data
Samsung TXB2025 Manual
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Samsung TXB2025 manual content summary:
- Samsung TXB2025 | Technical Data - Page 1
service manual, order PHOTOFACT ® set #3300 To place the order, contact your local Sams Distributor or call our Customer Service operation at 1-800-428-7267. Product #083300 © Copyright 1999 SAMS Technical Publishing All rights reserved. SAMSUNG Models TXB2025/CX terminal. Controls adjusted for - Samsung TXB2025 | Technical Data - Page 2
24µH 32427-816-010 T401 50mH Horizontal Drive 32849-020-010 T444 (1) Horizontal Output 32859-200-050 T801 SMPS 32899-002-430 (1) Focus and screen controls are part of T444. - Samsung TXB2025 | Technical Data - Page 3
Audio In, Video In, Right Audio Out, Left Audio Out AC, Polarized Remote Control Degaussing 8 Ohm, 8W Power Channel Up, Channel Down, Volume Up, Volume Down. Picture Mode, Mode Up, Mode Down, Sound Mode. Service Speaker Ext/Int A51KRE83X / A54GGB98X 503kHz 3.58MHz 4.0MHz SAW 4.5MHz 4.5MHz Closed - Samsung TXB2025 | Technical Data - Page 4
R720 R802 R803 R805 R807 R815 R822 R843 RT901 RT902 RT903 VR101 VR201 VR202 VR301 VR402 VR752 VR753 VR756 VR757 VR758 VR801 CONTROLS & RESISTORS Function/Rating Mfr. Part No. 133K 1% 1/2W 4.7 5% 1/4W Fusible 10 5% 1/2W Fusible 1 5% 1/2W Fusible 3.3 5% 1/2W Fusible 8200 1% 1/4W 120K 1% 1/4W .47 - Samsung TXB2025 | Technical Data - Page 5
PARTS LIST continued CAPACITORS & ELECTROLYTICS Item No. Rating Mfr. Part No. C100 C101 C206 C209 C252, 53 C261 C406 C416 C417 C500 C502 C600, 01 C604 C606 C702 C703 C804 Thur C806 C809 C812, 15 C816 C817, 20 C901, 02, 04 C908 CH01 CH2 CT901 CT902 CT903 CT904, 05 CT906 CV01 CV03 47pF 5% 50V - Samsung TXB2025 | Technical Data - Page 6
PARTS LIST continued CABINET PARTS Item Mfr. Part No. Cabinet Front Cabinet Rear Door Grille, Speaker Knob, Power Window, Left Window, Right 36001-690-010 36001-691-010 37642-140-331 37713-232-310 37623-160-030 37653-126-610 37653-126-520 - Samsung TXB2025 | Technical Data - Page 7
SEMICONDUCTORS Item No. D101, 02 D201 D202 D204 D209 (1) D212 (1) D301 D302 D305, 06 D401 D402 D403, 04 D405 D406 Thru D408 D410, 11 D415, 20 D501 Thru D504 D601 D701 Thru D703 D800 D801 Thru D804 D806, 07 D808 D809 D810 D812 D822 D902 Thru D910 D912 Thru D915 D918 Thru D925 D926 (1) D927 D945, 46 - Samsung TXB2025 | Technical Data - Page 8
Item No. DV01 DZ01 DZ02 DZ05 DZ06 DZ07 DZ08 DZ09 DZ10 DZ15 DZ31, 32 DZ802 DZ823 IC01 IC101 IC200 IC301 IC600 IC601 IC602 IC801 IC901 ICV01 LED01, 02 Q100 Q105 Q202, 03 Q301, 02 Q400 Q401 Q402 Q403 Q404 Q405 Q406 Q407 Q500 Q601, 80 Q702 Thru Q704 Q708 Thru Q710 Q801 Q808 Q809 Q902 Q903 - Samsung TXB2025 | Technical Data - Page 9
Item No. QC01 QV01 QV02, 03 QV05 QV06 SEMICONDUCTORS continued (Select the replacement that gives the best results.) Type No. Mfr. Part No. NTE Part No. ECG Part No. KSC815-Y KSA539-Y KSC815-Y KSA539-Y KSC815-Y 32137-301-720 32137-401-530 32137-301-720 32137-401-530 32137-301-720 NTE123AP - Samsung TXB2025 | Technical Data - Page 10
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SAMSUNG
E:fact
®
Technical Service Data
INDEX
Parts List
Coils & Transformers
Miscellaneous
Controls & Resistors
Capacitors & Electrolytics
Cabinet Parts
Semiconductors, 3 pages
Schematics
...................
Location
Television
.................
2A, 2B
Television
.................
2C, 2D
Audio/Video Switching &
Audio Output
............
2E, 2F
Closed Caption
................
3D
Power Supply
..............
2G, 2H
System Control
............
3A, 3B
System Control
................
3C
Placement Chart
Models
Chassis
TXB2025/CX
K52MB
Circuitry not used in some versions.
Circuitry used in some versions.
Ground
Chassis ground
Common tie point
Taken from common tie point
Schematic voltage source tie point.
Cabling: Heavy lines reduce use of multiple lines.
Waveforms and voltages are taken from ground, unless
noted otherwise.
Waveforms taken with triggered scope and keyed rainbow
generator. Waveform voltage is peak to peak. Timebase
is per division. Waveforms shown at 10 divisions.
Supply voltages maintained as seen at input.
Voltages measured with digital meter and a 1000μV RF
signal, with colorbar pattern, applied to antenna terminal.
Controls adjusted for normal operation.
Capacitors are 50 volts or less, 5% or greater unless noted.
Electrolytic capacitors are 50 volts or less,
20% or greater unless noted.
Resistors are 1/2W or less, 5% or greater unless noted.
Value in (
) used in some versions.
Measurements with switching as shown, unless noted.
Rated voltage shown on zener diodes.
For SAFETY use only equivalent replacement part,
see parts list.
3
A
SCHEMATIC NOTES
To purchase a complete paper version
of this service manual, order
PHOTOFACT
®
set #3300
To place the order, contact your local
Sams Distributor or call our Customer
Service operation at 1-800-428-7267.
Product #083300
© Copyright 1999
SAMS Technical Publishing
All rights reserved.