Sony KDS-50A3000 / KDS-55A3000 / KDS-60A3000 Service Manual ▷ View online
KDS-50A3000/55A3000/60A3000
KDS-50A3000/55A3000/60A3000
17
2-1. USING THE REMOTE COMMANDER
FOR ELECTRICAL ADJUSTMENTS
To adjust various set features, use the Remote Commander to put the
set into service mode to display the service menus and categories.
set into service mode to display the service menus and categories.
Equipment Needed:
Pattern Generator (with component outputs)
Oscilloscope
Digital multimeter
2-2. ACCESSING SERVICE ADJUSTMENT
MODE
1. TV must be in standby mode. (Power off).
2. Press the following buttons on the Remote Commander within a
second of each other:
DISPLAY
Channel
5
Volume
+
POWER .
Displays
Service Menus
DISPLAY
VOLUME (+)
TV POWER
JUMP
RM-YD016
Onscreen cursor
and select button
and select button
5
The fi rst service menu (TV) displays.
SECTION 2: CIRCUIT ADJUSTMENTS
2-3. VIEWING THE SERVICE MENUS
Use the Remote Commander to view the BE and Digital service menus
options.
options.
1. To display the Service Menu that contains the Category you want to
adjust, press JUMP on the Remote Commander.
(For a complete list of the service Categories refer to Service Menus)
(For a complete list of the service Categories refer to Service Menus)
CHASSIS SERVICE
000 GR
000
000
GRMD
0
SUB SERVICE
000 VERS
000
MODEL
MODEL ID: XXXXXXXXXX
Press JUMP
BEM
SERVICE
BOOT: 1.
001W00AU
MAIN: 1. 010W00AU
DATA: 1. 011A00SUA
NVM: 1. 011
Press JUMP
Press JUMP
DIGITAL
001 OP
001 OP
000
000 VERS
<SUB>
<DIGITAL>
SM1. 009W00AA
DM1. 103A00SA
SD1. 003W00AA
DD0. 000A00LU
SB1. 002W00AA
<BE>
BM1. 010W00AU
BM1. 010W00AU
BD1. 011A00SUA
BB1. 001W00AU
BB1. 001W00AU
M2. 001C
Press JUMP
SERVICE
Sample Service Menu
KDS-50A3000/55A3000/60A3000
KDS-50A3000/55A3000/60A3000
18
2-4. USING THE REMOTE COMMANDER TO
VIEW SERVICE DATA
Use the buttons on the Remote Commander to access the service menu
items and adjust the data values.
items and adjust the data values.
VCENT
BEM
SERVICE
0003
6
0016 TG
DIFF
1
Service
Menu
Menu
Category
Adjustment
Item
Item
Item
Numbers
Numbers
Data Value
RM-YD016
Display
Next Category
Next Category
Display
Previous Item
Previous Item
Increase
Data Value
Data Value
Decrease
Data Value
Display
Previous
Category
Data Value
Display
Previous
Category
Display
Next Item
Next Item
Displays
Service Menus
Service Menus
MUTING
JUMP
Saves data
Writes data
into memory
into memory
Read data
9
0
5
6
3
1
2
4
2-5. ADJUSTING H/V CENTER
Check the picture horizontal/vertical center after replacing the Optics
Unit Block or Rear Cover.
Unit Block or Rear Cover.
1. Check the H/V center using a 480i monoscope signal with the TV in
“FULL’ model.
2. If the center is shifted, proceed to step 3.
3. Access the Service Menu by pressing the following buttons on the
Remote Commander within a second:
DISPLAY
Channel
5
Volume
+
TV POWER .
The service menu displays.
4. Press the
JUMP
button until the BEM micro service menu displays.
BEM
SERVICE
BOOT: 1.
001W00AU
MAIN: 1. 010W00AU
DATA: 1. 011A00SUA
NVM: 1. 011
5. Press 2 until the 0016 TG category displays.
BEM
SERVICE
0001
0
0016 TG
DIFF
1
6. Press 1 until the 0003 VCENT item displays.
VCENT
BEM
SERVICE
0003
6
0016 TG
DIFF
1
7. Press 3 to increase (shift VCENT up), or press 6 to decrease the
value (shift VCENT down) until the correct adjustment is set.
8. Press 1 until the 0004 HCENT item displays.
0004
5
HCENT
BEM
SERVICE
0016 TG
DIFF
1
9. Press 3 to increase (shift HCENT right), or press 6 to decrease the
value (shift HCENT left) until the correct adjustment is set.
10. To write into memory, press MUTING then 0 on the Remote
Commander.
2-6. EXITING SERVICE MODE
After completing the changes, exit service mode.
1. To exit service mode, turn the power off by pressing POWER .
Wait 2 minutes before restarting the set to allow the fans to
completely shut down or the Service Menu will appear on the screen.
completely shut down or the Service Menu will appear on the screen.
KDS-50A3000/55A3000/60A3000
KDS-50A3000/55A3000/60A3000
19
SECTION 3: DIAGRAMS
3-1. CIRCUIT BOARDS LOCATION
3-2. PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS INFORMATION
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.
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.
OPTICS BLOCK ASSEMBLY
(Includes the C Board)
(Includes the C Board)
T
S2
H2
BC
F
A
U
G
FB1A
TUU2
H1
KDS-50A3000/55A3000/60A3000
KDS-50A3000/55A3000/60A3000
20
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
G
D
S
B1 E1
C2
B2 C1
E2
2
3
4
5
6
7
8
9
0
qa
qs
qf
qh
qj
qk
–
1
G
D
S
B2 E2
C1
B1 C2
E1
B2 E2
C1
B1 C2
E1
B2 E2
C1
B1 C2
E1
ql
B1 E1
E2
C1(B2)
C2
w;
B1
E2
C1
C2
ws
wd
(B2)
E1
(B2)
E1
E2
B1
C2
C1
wa
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.1.5
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
qd
Transistor
(FET)
(FET)
Transistor
(FET)
(FET)
qg
Emitter
Collector
Base
Transistor
Source
Gate
Drain
Cathode
Anode
Anode
Cathode
Anode
Anode
*
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