Sony FDL-PT22JE, FDL-PT22 User Manual
SERVICE MANUAL
MODEL COMMANDER DEST. CHASSIS NO.
FDL-PT22
FDL-PT22/JE
US
JE
MODEL COMMANDER DEST. CHASSIS NO.
∗ Please file according to model size. ....
2.2
LCD COLOR TV
SPECIFICATIONS
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 EAC39 /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 P ARTS
LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE
COMPONENTS WITH SONY P ARTS WHOSE P ART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.
– 2 –
TABLE OF CONTENTS
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
– 3 –
– 4 –
A
a
22
22
2
11
11
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. A–b.
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. B–a).
You can also suspend or place the TV on a flat surface. (See
fig. B–b).
SECTION1
GENERAL
The operating instructions mentioned here are partial abstracts from the
Operating Instruction Manual. The page numbers of the Operating Instruction Manual remein as in the manual.
– 5 –
C
VHF
UHF
e
d
c
b
a
a Mixer
b 75Ω 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 EAC110 (not supplied) to the TV. This will improve the TV’s
reception.
To EXT ANT
SECTION 2
DISASSEMBLY
2-1. CABINET REMOVAL
1. Remove battery cover 8.
2. Push the two hooks in the lower section of the rear cabinet with
a pint and the like to undo them.
Hooks
2Channel
button
1Screw
(+P2 x 10)
1Front cabinet
assy
3 B board
4A board
5T board
3. While pressing the rear cabinet, undo hooks on the periphery.
4. Insert a pin into the upper side of the cabinet, and while pushing the hook, tilt the pin to the rear cabinet side.
5. Remove the channel button 2.
6. Remove the speaker cord from the connector.
7. Remove B board 3 and A board 4.
8. Remove one screw 6 (+P x 10) from T board 5.
9. Remove T board 5 from the hooks (one each on both side) on
the rear cabinet.
Front cabinet
Rear cabinet
Claw
7Rear cabinet assy
8Battery cover
– 6 –
2-2. SERVICE POSITION
Service cord
1-900-211-84
CN602
A board
CN601
Service cord
1-900-211-84
B board
AC Power
adapter
AC-E45HG
CN301
J101
Mini jack
T board
CN201
Antena
– 7 –
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