Sony KDL-26L5000 / KDL-32L5000 Service Manual ▷ View online
21
KDL-26L5000/32L5000
KDL-26L5000/32L5000
SECTION 2: SERVICE ADJUSTMENTS
2-1. RESETTING TO FACTORY DEFAULTS
Use the following instructions to restore the User Controls and
Channel Memory settings to the preset factory conditions.
1. While holding down the on the Remote Commander, press the
POWER button on the right side of the set.
The set restarts and displays the initial setup screen. This may take
several minutes.
☛
22
KDL-26L5000/32L5000
KDL-26L5000/32L5000
SECTION 3: DIAGRAMS
3-1. CIRCUIT BOARDS LOCATION
3-2. PRINTED WIRING BOARDS AND
SCHEMATIC DIAGRAMS INFORMATION
All capacitors are in μF unless otherwise noted. pF : μμF 50WV or
less are not indicated except for electrolytics and tantalums.
less are not indicated except for electrolytics and tantalums.
All electrolytics are in 50V unless otherwise specifi ed.
All resistors are in ohms. k
Ω=1000Ω, MΩ=1000kΩ
Indication of resistance, which does not have one for rating
electrical power, is as follows:
electrical power, is as follows:
Pitch : 5mm
Rating
electrical
power
:
1
/
4
W
1
/
4
W in resistance,
1
/
10
W and
1
/
16
W in chip resistance.
: nonfl ammable resistor
: fusible resistor
: internal component
: panel designation and adjustment for repair
: earth ground
: earth-chassis
All variable and adjustable resistors have characteristic curve B,
unless otherwise noted.
unless otherwise noted.
Readings are taken with a color-bar signal input.
Readings are taken with a 10M
Ω digital multimeter.
Voltages are DC with respect to ground unless otherwise noted.
Voltage variations may be noted due to normal production
tolerances.
tolerances.
All voltages are in V.
S : Measurement impossibility.
: B+line.
: B-line. (Actual measured value may be different).
: signal path. (RF)
Circled numbers are waveform references.
The components identifi ed by shading and
!
symbol are critical for safety. Replace
only with part number specifi ed.
The symbol
indicates a fast operating fuse and is displayed on the component
side of the board. Replace only with fuse of the same rating as marked.
Les composants identifi es per un trame et une marque
!
sont critiques pour la
securite. Ne les remplacer que par une piece portant le numero specifi e.
Le symbole
indique une fusible a action rapide. Doit etre remplace par une
fusible de meme yaleur, comme maque.
NOTE: The components identifi ed by a red outline and a mark contain confi dential
information. Specifi c instructions must be adhered to whenever these components
are repaired and/or replaced.
See Appendix A: Encryption Key Components in the back of this manual.
information. Specifi c instructions must be adhered to whenever these components
are repaired and/or replaced.
See Appendix A: Encryption Key Components in the back of this manual.
G2BE
Switch Unit
(H1)
(H1)
A
H2
23
KDL-26L5000/32L5000
KDL-26L5000/32L5000
G
D
S
B1 E1
C2
B2 C1
E2
2
3
4
5
6
7
8
9
0
!¡
!™
!¢
!§
!¶
!•
–
1
G
D
S
B2 E2
C1
B1 C2
E1
B2 E2
C1
B1 C2
E1
B2 E2
C1
B1 C2
E1
!ª
B1 E1
E2
C1(B2)
C2
@º
B1
E2
C1
C2
@™
@£
(B2)
E1
(B2)
E1
E2
B1
C2
C1
@¡
B1
E1
C2
B2
C1
E2
G
S
S
D
G
D
B1
E1
C2
B2
C1
E2
B1
E2
C2
C1(B2)
E2
B1
C1
C2
E1(B2)
C2
B1
C1
E2
E1(B2)
C2
B1
C1
E2
B2
E1
C2
Ver.1.6
Transistor
(FET)
(FET)
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Discrete semiconductot
(Chip semiconductors that are not actually used are included.)
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Source
Source
Anode
Anode
(NC)
(NC)
Cathode
Anode
Cathode
Common
Cathode
Cathode
Common
Cathode
Cathode
Common
Common
Common
Common
Cathode
Anode
Base
Emitter
Collector
Base
Emitter
Collector
Drain
Gate
Gate
Drain
Device
Printed symbol
Terminal name
Circuit
Terminal name of semiconductors in silk screen
printed circuit ( )
Anode
Anode
Anode
Cathode
Anode
Anode
Cathode
!£
Transistor
(FET)
(FET)
Transistor
(FET)
(FET)
!?
Emitter
Collector
Base
Transistor
Source
Gate
Drain
Cathode
Anode
Anode
Cathode
Anode
Anode
*
REFERENCE INFORMATION
RESISTOR
: RN
: RN
METAL FILM
: RC
SOLID
: FPRD NONFLAMMABLE CARBON
: FUSE NONFLAMMABLE FUSIBLE
: RW
: FUSE NONFLAMMABLE FUSIBLE
: RW
NONFLAMMABLE WIREWOUND
: RS
NONFLAMMABLE METAL OXIDE
: RB
NONFLAMMABLE CEMENT
: ADJUSTMENT
RESISTOR
COIL
: LF-8L MICRO INDUCTOR
: LF-8L MICRO INDUCTOR
CAPACITOR
: TA
: TA
TANTALUM
: PS
STYROL
: PP
POLYPROPYLENE
: PT
MYLAR
: MPS
METALIZED POLYESTER
: MPP
METALIZED POLYPROPYLENE
: ALB
BIPOLAR
: ALT
HIGH TEMPERATURE
: ALR
HIGH RIPPLE
24
KDL-26L5000/32L5000
KDL-26L5000/32L5000
3-3. BLOCK DIAGRAM
RF in
TV
Serial Flash
64MB
64MB
DDR1
512M
512M
Main board
26”, 32"
26”, 32"
Micro
processor
processor
Reg. ICs
䇭Audio Out
26”: AUO
32”: SLCD
32”: SLCD
LCD Panel
Power
Inverter
Speaker
Remote
Controller
Controller
YPrPb1
Digital
Video
Processor
Video
Processor
I/O
Alps
TDAU4-B02A
TDAU4-B02A
Power
AMP
AMP
AC in
YPrPb2
HDMI 1
V1.3
V1.3
w/CEC
PC
Video 1/
HDMI 2
V1.3
(side)
V1.3
(side)
w/CEC
Switch Unit
VOL +
CH +
Enter/
Input
Input
VOL -
CH-
Power
Menu
USB 2.0(side)
Service/
Service/
TS
USB
V2.0
V2.0
LVDS
*D-IF1
D-IF2
D-IF2
EEP
ROM
ROM
EEP
ROM
ROM
IR
(MT5386B)
(STA333BW
䋩
(HYB18TC512160CF-19F) x2
(NJM2750)
Video 2
(side)
(side)
SPDIF
Digital Front End
HDMI
Switch
Switch
Op. AMP
(NJM4558
䋩
I2S
LED
IR
EEP
ROM
ROM
(RM-YD028
䋩
HDMI 3
V1.3
V1.3
w/CEC
EEP
ROM
ROM
Demodulator
(MT5112EE)
Analo
g
Front
End
g
Front
End
DDR2
512M
512M
26”: 8+8W
32” 10W+10W
32” 10W+10W
G2BE
(26”,32”)
Pig tail
(NJM2752)
H2 board
Sub Micro
processor
processor
I2S
SIF
Audio Processor
Click on the first or last page to see other KDL-26L5000 / KDL-32L5000 service manuals if exist.