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KLV-S19A10/S23A10 (UC)     5

1-1.

CONTROL BUTTONS ...................................... 1-1

1-2.

LED BLINKING PATTERNS AND

MONITORING ITEMS ..................................... 1-2

2-1.

KLV-S19A10 ..................................................... 2-1

2-1-1. STAND ASSY REMOVAL .......................... 2-1

2-1-2. REAR CABINET ASSY REMOVAL .......... 2-1

2-1-3. H1 BOARD REMOVAL ............................... 2-2

2-1-4. VESA BRACKET, SIDE BRACKET ASSY

AND S1 SHEILD TOP REMOVAL ............. 2-2

2-1-5. A1U BOARD AND SIDE JACK HOLDER

ASSY REMOVAL ......................................... 2-3

2-1-6. P BOARD REMOVAL .................................. 2-3

2-1-7. TU BOARD REMOVAL .............................. 2-4

2-1-8. B BOARD REMOVAL ................................. 2-4

2-1-9. H3 BOARD AND SPEAKER REMOVAL

........................................................................ 2-5

2-1-10. LCD PANEL REMOVAL ............................. 2-6

2-2.

KLV-S23A10 ..................................................... 2-7

2-2-1. STAND ASSY REMOVAL .......................... 2-7

2-2-2. REAR CABINET REMOVAL ...................... 2-7

2-2-3. H1 BOARD REMOVAL ............................... 2-8

2-2-4. PLATE BRIDGE ASSY AND ARM (L), (R)

REMOVAL .................................................... 2-8

2-2-5. S1 SHEILD TOP, SIDE BRACKET ASSY

AND BOTTOM BRACKET REMOVAL .... 2-9

2-2-6. G1 AND H2 BOARDS REMOVAL ............. 2-9

2-2-7. A2U BOARD REMOVAL ............................ 2-10

2-2-8. P AND TU BOARDS REMOVAL ............... 2-10

2-2-9. B BOARD REMOVAL ................................. 2-11

2-2-10. H3 BOARD AND SPEAKER REMOVAL

........................................................................ 2-11

2-2-11. LCD PANEL REMOVAL ............................. 2-12

3-1.

DISPLAYING SERVICE MENU ..................... 3-1

3-2.

ADJUSTMENT USING THE SERVICE MENU

............................................................................ 3-1

4-1.

BLOCK DIAGRAMS ........................................ 4-1

(1)

A1U (1/2) and TU boards

(KLV-S19A10 Only) ..................................... 4-1

(2)

A1U (2/2) board (KLV-S19A10 Only) ......... 4-2

(3)

A2U (1/2), TU and H2 boards

(KLV-S23A10 Only) ..................................... 4-3

(4)

A2U (2/2) board (KLV-S23A10 Only) ......... 4-4

(5)

B, H1and H3 boards ....................................... 4-5

(6)

G1 board (KLV-S23A10 Only) ..................... 4-6

(7)

P board ........................................................... 4-7

4-2.

FRAME DIAGRAMS ........................................ 4-8

4-2-1. KLV-S19A10 ................................................. 4-8

4-2-2. KLV-S23A10 ................................................. 4-9

4-3.

CIRCUIT BOARDS LOCATION ..................... 4-10

4-3-1. KLV-S19A10 ................................................. 4-10

4-3-2. KLV-S23A10 ................................................. 4-10

4-4.

SCHEMATIC DIAGRAMS AND PRINTED

 WIRING BOARDS ........................................... 4-10

(1)

Schematic Diagrams of A1U Board

(KLV-S19A10 Only) ..................................... 4-11

(2)

Schematic Diagrams of A2U Board

(KLV-S23A10 Only) ..................................... 4-17

(3)

Schematic Diagram of G1 Board

(KLV-S23A10 Only) ..................................... 4-23

(4)

Schematic Diagram of H1 and H2 Boards

(H2:KLV-S23A10 Only) ............................... 4-25

(5)

Schematic Diagram of H3 Board .................. 4-26

(6)

Schematic Diagram of TU Board .................. 4-27

(7)

Schematic Diagram of P Board ..................... 4-28

4-5.

SEMICONDUCTORS ....................................... 4-30

5-1.

KLV-S19A10 ..................................................... 5-2

5-1-1. REAR CABINET ASSY AND STAND ASSY

........................................................................ 5-2

5-1-2. CHASSIS-1 ...................................................... 5-3

5-1-3. CHASSIS-2 ...................................................... 5-4

5-1-4. CHASSIS-3 ...................................................... 5-5

5-1-5. LCD PANEL .................................................... 5-6

5-1-6. PACKING MATERIALS ................................ 5-7

5-2.

KLV-S23A10 ..................................................... 5-8

5-2-1. REAR CABINET ASSY AND STAND ASSY

........................................................................ 5-8

5-2-2. CHASSIS-1 ...................................................... 5-9

5-2-3. CHASSIS-2 ...................................................... 5-10

5-2-4. CHASSIS-3 ...................................................... 5-11

5-2-5. CHASSIS-4 ...................................................... 5-12

5-2-6. LCD PANEL .................................................... 5-13

5-2-7. PACKING MATERIALS ................................ 5-14

KLV-S19A10/S23A10 (UC)     1-1

(1) POWER

TOP PANEL BUTTON

(2) CHANNEL +

(4) VOLUME +

(3) CHANNEL -

(5) VOLUME -

(6) TV/VIDEO

(7) WEGA GATE

(8) ENTER

(1) POWER

FRONT PANEL LED

(2) TIMER

(3) PIC OFF

•

Description of LED indicators

LED

LED type

Description

POWER LED

Red/green LED

Lights green while the TV set is powered on.
Lights red during recording.
Lights during timer recording.
Also functions as an aging failure indicator.

TIMER LED

Red LED

Lights during standby mode.
Also functions as an aging failure indicator.

PIC OFF LED

Red/green LED

Lights when timer is set.
Lights while no picture is displayed.
Blinks during communication.
With respect to communication, this LED is controlled by the main microcomputer
in response to blinking/lighting instructions from the DTT module.

•

LED control

Remarks

This status is made by power off with the power switch or remote control.
Standby state does not exist in WAX-U/C.
However, the microcomputer enters into the sleep mode.
Microcomputer works normally.
Failure causes are classified by number of red blinking times.
Aging time is classified by green blinking method.
No display (black screen).
When OFF TIMER is set during power-on.
When OFF TIMER is set with black screen.
When ON TIMER is set during power-off.
When ON TIMER is set during power-on.
When ON TIMER is set with black screen.

Status

Power Off

Power On
Failure
Aging
Picture OFF
OFF Timer

ON Timer

Power LED

Off

Lights green
Blinks red
Blinks green
Lights green
Lights green
Lights green
Off
Lights green
Lights green

Picture Off LED
Off

Off
Off
Off
Lights green
Off
Lights green
Off
Off
Lights green

Timer LED

Off

Off
Off
Off
Off
Lights red
Lights red
Lights red
Lights red
Lights red

KLV-S19A10/S23A10 (UC)     1-2E

(1) The following table shows LED blinking patterns to be used for reporting causes in the case of safety shutdown.
(2) Since the TV set is provided with many failure items, causes of shutdown can be identified by the following blinking patterns.

•

Diagnosis items based on blinking patterns

Number of TIMER LED

Monitoring item

blinking times

Once

Abnormal AU power voltage (DCALERT 3)

Twice

Abnormal D5V/A9V voltage (DCALERT 2)

3 times

Abnormal panel/HFE voltage (DCALERT 1)

4 times

Backlight failure

5 times

Abnormal main power voltage

6 times

Abnormal speaker voltage

7 times

Internal temperature rise (mainly on the panel side)

8 times

Trident IC failure

KLV-S19A10/S23A10 (UC)     2-1

1

 Six screws

      (+B M4X6)         

2

 One screw

      (+BVTP 3X10)

3

 Rear cabinet assy (19U)

1

 Two screws

      (+B M4X6)

3

 Four screws

      (+PSW 4X12)

4

 Stand assy (S)

2

 Hinge cover (19)