Sony KLV-32L500A Service Manual ▷ View online
17
KLV-32L500A
KLV-32L500A
SECTION 2: SERVICE ADJUSTMENTS
2-1. VIEWING SERVICE ADJUSTMENT DATA
There are no adjustments necessary for these models. All data has been
set for optimal viewing for our customers. The following sections are for
informational purposes only.
set for optimal viewing for our customers. The following sections are for
informational purposes only.
2-2. ACCESSING SERVICE ADJUSTMENT
MODE
Before accessing service mode:
1. Turn the TV on.
2. Press INPUT on the Remote Commander and then select Video 1.
Viewing service mode
1. TV must be in standby mode. (Power off).
2. Press each of the following buttons on the Remote Commander
within a second of each other. The buttons should be pressed fi rmly
and held for one second.
and held for one second.
DISPLAY
Channel
5
Volume
+
POWER .
POWER
Onscreen cursor
and select button
and select button
DISPLAY
RM-YA010
5
VOLUME+
JUMP
The fi rst service menu (TV) displays.
VIDEO1
000 WB
000 WRP_C
SERVICE
LOCTOP
USB
TM1.015LT
MR6.0.0
TD0.000
SM0.000
MR6.0.0
TD0.000
SM0.000
139
PROGRAM:
GTV:
NVM:
PROGRAM:
GTV:
NVM:
PROGRAM:
Sample TV Service Menu
2-3. 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.
1. Access Service Mode.
Press the following buttons on the Remote Commander within a
second of each other:
second of each other:
DISPLAY
Channel
5
Volume
+
POWER .
VIDEO1
000 WB
000 WRP-C
SERVICE
LOCTOP
USB
TM1.015LT
MR6.0.0
TD1.000
SM0.000
MR6.0.0
TD1.000
SM0.000
139
PROGRAM:
GTV:
NVM:
PROGRAM:
GTV:
NVM:
PROGRAM:
Data Value
Category
Number
Number
Adjustment
Item Number
Item Number
Category Adjustment Item
The screen displays the fi rst category in the selected service menu.
2. To change the category, press 2 to move to the next category, or
press 5 to move to the previous category.
3. To change the adjustment item, press 1 to move to the next
adjustment item, or press 4 to move to the previous adjustment item.
4. To change the data value, press 3 to increase the data value, or
press 6 to decrease the data value.
5. To exit service mode, turn the power off.
2-4. RESETTING TO FACTORY DEFAULTS
Use the following instructions to restore the User Controls and
Channel Memory settings to the preset factory conditions.
Channel Memory settings to the preset factory conditions.
1. Access Service Mode.
Press the following buttons on the Remote Commander within a
second of each other:
second of each other:
DISPLAY
Channel
5
Volume
+
POWER .
The screen displays the fi rst category in the selected service menu.
2. Press 2 until the SERVICE category displays.
3. Press 1 until the AUTOSET FACTORY adjustment item displays.
4. Press 6 to decrease the data value to 0.
VIDEO1
001 SERVICE
002 AUTOSET
FACTORY
SERVICE
LOCTOP
USB
TM1.015LT
MR6.0.0
TD1.015
SM0.106
MR6.0.0
TD1.015
SM0.106
0
PROGRAM:
GTV:
NVM:
PROGRAM:
GTV:
NVM:
PROGRAM:
Data Value
5. To save changes and exit service mode, turn the TV off.
18
KLV-32L500A
KLV-32L500A
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.
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.
GT3
Switch Unit
BT2
HT1
(HRT2 Assembly)
19
KLV-32L500A
KLV-32L500A
G
D
S
B1 E1
C2
B2 C1
E2
2
3
4
5
6
7
8
9
–
1
G
D
S
B2 E2
C1
B1 C2
E1
B2 E2
C1
B1 C2
E1
B2 E2
C1
B1 C2
E1
B1 E1
E2
C1(B2)
C2
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 semiconductor
(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
*
18
11
17
16
15
14
13
12
10
21
20
19
23
22
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
20
KLV-32L500A
KLV-32L500A
3-3. BLOCK DIAGRAM
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