FDL-250T
SPECIFICATIONSTABLE OF CONTENTS
TV standardAmerican TV standard/NTSCSectionTitlePage
Channel coverageVHF : 2-13
UHF : 14-69
1. GENERAL
AntennaVHF/UHF strap antenna
Power Sources (see fig. A) ...................................................... 3
Display formatTransmissive type TN liquid cryatal
Operation (see fig. B) .............................................................. 3
panel
External Antenna Connection (see fig. C)............................... 3
Drive formatTFT/active matrix
Using with Video Equipment (see fig. D) ............................... 4
Picture2.5 inches measured diagonally
Precsutions .............................................................................. 4
77
Viewable image size49 x 36.5mm (/8 x 1 1/16 in.)(wh)
Troubleshooting ...................................................................... 4
InputAudio/video : minijackWARNING .............................................................................. 4
Audio : 500mVrms, 47kW
Video : 1 Vp-p, 75-ohms, unbalanced,
2. DISASSEMBLY
sync negative
2-1. Case,A board and H board Removal ............................ 5
Antenna : VHF/UHF 75W (minijack)2-2. LCD Case and B board Removal ................................. 5
OutputHeadphones : minijack (mono)2-3. Service Position ............................................................ 5
Impedance 8-45 ohms
Power requirements 4.5 V DC3. CIRCUIT ADJUSTMENTS............................................6
AC power adaptor compatible (not
supplied)4. DIAGRAMS
Power consumtionApprox. 2.8W4-1.Block diagram .................................................................. 8
1
Speaker?28mm (1 /8 in.), 0.1W4-2.Circuit Boards Location ................................................. 11
Temperature range 32uF-104uF (0uC-40uC)4-3.Printed Wiring Boards and Schematic Diagrams ........... 11
DimensionsClosed : Approx. 90 x 109 x 71.7mmY A Board ....................................................................... 12
95 13
(3 /16 x 4 /16x 2 /16 in.)(w/h/d)Y B Board ....................................................................... 16
Fully opened :Y H Board ....................................................................... 20
Approx. 90 x 194 x 71.7mm4-4.Semiconductors .............................................................. 21
9313
(3 /16 x 7 /4 x 2 /16in.)(w/h/d)
excl. projecting parts and controls5. EXPLODED VIEWS
1
Strap lengthApprox. 1,300mm (51 /4 in.)5-1. Chassis Section .............................................................. 22
MassApprox. 360g (12.7oz), excl. batteries
Supplied accessoriesStrap adjuster6. ELECTRICAL PARTS LIST........................................23
This instruction manual
Warranty
Customer Inquiry Card
Important Safeguards
Optional accessoriesAC power adaptor AC-E45HG
Size AA (LR6) alkaline batteries
(CAUTION)
SHORT CIRCUIT THE ANODE OF THE PICTURE TUBE AND THE AN-
Design and specifications are subject to change without notice.ODE CAP TO THE METAL CHASSIS, CRT SHIELD, OR CARBON PAINT-
ED ON THE CRT, AFTER REMOVING THE ANODE.
WARNING!!
AN ISOLATION TRANSFORMER SHOULD BE USED DURING ANY SER-
VICE TO AVOID POSSIBLE SHOCK HAZARD, BECAUSE OF LIVE CHAS-
SIS.
THE CHASSIS OF THIS RECElVER IS DIRECTLY CONNECTED TO THE
AC POWER LINE.
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY SHADING AND MARK ! ON THE SCHE-
MATIC DIAGRAMS, EXPLODED VIEWS AND IN THE PARTS LIST ARE
CRITICAL TO SAFE OPERATION. REPLACE THESECOMPONENTS
WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN
THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY. CIRCUIT
ADJUSTMENTS THAT ARE CRITICAL TO SAFEOPERATION ARE IDEN-
TIFIED IN THIS MANUAL. FOLLOW THESE PROCEDURES WHENEV-
ER CRITICAL COMPONENTS ARE REPLACED OR IMPROPER OPERA-
TION IS SUSPECTED.
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