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SERVICE MANUAL
MODEL
COMMANDER
DEST. CHASSIS NO.
MODEL
COMMANDER
DEST. CHASSIS NO.
FDL-PT22
US
FDL-PT22/JE
JE
Please file according to model size. ....
LCD COLOR TV
2.2


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TV standerd
American TV standerd
Channel converage
VHF : 2-13
UHF : 14-69
Antenna
VHF/UHF strap antenna
Display format
Transmission type TN liquid crystal
panel
Drive format
Passive matrix
Picture
2.2 inches measured diagonally
Output
Headphones : minijack
Impedance 8 - 45 ohms
Power requirements
4.5 V DC
Power consumption
Approx : 2.9W
Speaker
Ø28 mm (1 1/8 in.), 0.1 W
Temperature range
32 °F - 104 °F (0 °C - 40 °C)
Dimensions
Approx. 91x109x64mm (w/h/d)
(3 5/8 x 4 3/8 x 2 5/8 in.) excl.
Projecting parts and controls
Strap length
Approx. 1,300 mm (51 1/4 in.)
Mass
Approx. 230 g (8.1 oz), excl. batteries
Design and specifications are subject to change without notice.
Optional accessories
AC power adaptor AC-E45HG / External antenna cord EAC-
39 /EAC-110/Size AA (LR6) alkaline battery
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY SHADING AND MARK
¡ ON THE
SCHEMATIC DIAGRAMS, EXPLODED VIEWS AND IN THE PARTS
LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE
COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS AP-
PEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB-
LISHED BY SONY.
SPECIFICATIONS


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Section
Title
Page
Section
Title
Page
1. GENERAL .......................................................................
4
2. DISASSEMBLY
2-1.
Cabinet Removal .....................................................
6
2-2.
Service Position .......................................................
7
3. CIRCUIT ADJUSTMENTS
3-1.
A Board Adjustment ................................................
8
3-2.
T Board Adjustment ................................................
8
3-3.
B Board Adjustment ................................................
9
4. DIAGRAMS
4-1.
Block Diagram ........................................................ 11
4-2.
Circuit Boards Location .......................................... 15
4-3.
Printed Wiring Boards and Schematic Diagrams .... 15
· T Board .................................................................. 17
· A Board.................................................................. 21
· B Board.................................................................. 25
4-4.
Semiconductors ....................................................... 29
5. EXPLODED VIEW
5-1.
Chassis ..................................................................... 30
6. ELECTRICAL PARTS LIST ...................................... 31
TABLE OF CONTENTS


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4
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SECTION1
GENERAL
The operating instructions mentioned here are partial abstracts from the
Operating Instruction Manual. The page numbers of the Operating In-
struction Manual remein as in the manual.
A
a
2
2
2
2
2
1
1
1
1
1
AA(LR6)
× 3
b
DC IN 4.5V
c
Power Sources (see fig. A)
Alkaline Batteries
Use Sony LR6 alkaline batteries (not supplied).
1 Push and slide the battery cover open.
2 Insert three batteries. Be sure to insert the (­) polarity
of each battery first as illustrated.
Battery Life: With continuous use, Sony LR6 alkaline
batteries will last about 3.0 hours.
Battery Type
Size
Battery Life
LR6
AA
Approx. 3.0 hours
Note
When the picture becomes dim or the tuning does not lock
onto a channel, replace all the batteries with new ones.
House Current
See fig. A­b.
Note
Use only the recommended AC power adaptor, AC-E45HG
(not supplied). (For the polarity of the plug, see fig. A­
c).
to a wall outlet
Polarity of the plug
OFF/VHF/UHF
EXT ANT
CH +/­
VOL
BRT
2
B
a
b
Operation (see fig. B)
1 Set the OFF/VHF/UHF switch to VHF or UHF
whichever band you want to watch.
2 Press the CH +/­ button to select a channel.
3 Adjust the volume with the VOL dial.
4 Adjust the brightness with the BRT dial.
To switch off the TV: Set the OFF/VHF/UHF switch to
OFF.
To improve the broadcast reception: Extend the strap
antenna and move the unit in every direction.
Note
If strong pressure or stress is applied to the antenna strap,
it automatically disconnects from the TV for safety.
Contact your nearest Sony dealer or authorized service
center for its repair.
There may be poor broadcast reception in the
following areas:
· Faraway from the broadcasting station, or behind a
mountain or tall building.
· Inside a train or car, etc.
· Where there strong interference, such as near a high
tension wire, neon sign, or radio station.
· Near a railway line or expressway, or under the air traffic
routes.
· In the underground shopping centers, tunnels, or solid
buildings.
Listening with headphones: Connect headphones (not
supplied) to the 2 (headphones) jack. The sound is heard
from both sides of the headphones, but the sound is
monaural.
How to use the TV
Wear the TV around your neck. You can adjust the length
of the strap. (See fig. B­a).
You can also suspend or place the TV on a flat surface. (See
fig. B­b).


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5
­
C
VHF
UHF
e
d
c
b
a
a Mixer
b 75
coaxial cable
c Feeder
d EAC-39 antenna cable (not
supplied)
e EAC-110 antenna cable (not
supplied)
External Antenna Connection
(see fig. C)
Connect an antenna cord EAC-39 (not supplied) or EAC-
110 (not supplied) to the TV. This will improve the TV's
reception.
To EXT ANT