DOWNLOAD Sony KLV-B15G10 / KLV-B20G10 Service Manual ↓ Size: 8.45 MB | Pages: 72 in PDF or view online for FREE

Model
KLV-B15G10 KLV-B20G10
Pages
72
Size
8.45 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
klv-b15g10-klv-b20g10.pdf
Date

Sony KLV-B15G10 / KLV-B20G10 Service Manual ▷ View online

– 7 –
KLV-B15G10/B20G10
RM-Y1108
1-7.
H2 BOARD REMOVAL
1-8.
H4 BOARD REMOVAL
1-9.
SPEAKER REMOVAL
1-10. LCD PANEL REMOVAL
1
 One screw
   (+BVTP 3x10)
2
 Light guide
3
 H2 board
 2 H4 board
 1 Multi (20) Assy, Button
1
 Four screws
 (+BVTP 
4x12)
   
1
 Four  screws
 (+BVTP 
4x12)
2
 Speaker
 2 Speaker
4
 Two screws
   (+PSW 3x8)
1
 Two screws
   (+BVTP 4x12)
6
 LCD panel
3
 Nine screws
   (+BVTP 3x10)
4
 Two screws
   (+PSW 3x8)
2
 Hinge support
5
 LCD bracket
– 8 –
KLV-B15G10/B20G10
RM-Y1108
2-1. AGING
(1) Aging must be performed before White Balance
Adjustment.
(2) Aging setting
a) White screen
b) Red LED blinking
(3) To obtain the above setting, press the following
sequence of buttons using the supplied remote
commander while the unit is on standby.
Display 
 t Channel 5 t Volume [+] t TV 
Once the above sequence is performed, ‘TT_ _ will
appear in the upper right corner of the screen. Now
press - 
t 7. The TV screen will turn white and LED
blink red.
(4) Aging condition:
Power supply
: 230V + 10V (50/60Hz)
Time
: More than 30 minutes
Temperature
: 22°C ~ 28°C
Luminance
: On aging mode setting
LED indication pattern during Aging.
Note: Aging vs Temp:
If Temp sensor < 20°C
: Aging Time = 30 min
If 20°C < T° sensor < 30°C
: Aging Time = 25 min
If 30°C < T° sensor
: Aging Time = 20 min
2-2. AUTO ADJUSTMENT OF SIGNAL LEVEL
2-2-1. PAL auto adjustment (CVBS)
(1) Select AV1 and input PAL signal.
(2) Set Picture Mode to “PERSONAL” and adjust to
following condition:-
Picture 90, Brightness 50, Color 50
(3) Input PAL CVBS signal (CB-75% Y, 75% C)
(4) Send ECS command for PAL AD adjustment.
2-2-2. PAL auto adjustment (RGB)
(1) Select AV1 and input RGB signal.
(2) Set Picture Mode to “PERSONAL” and adjust to
following condition:-
Picture 90, Brightness 50, Color 50
(3) Input PAL RGB signal (CB-75% Y, 75% C)
(4) Send ECS command for RGB AD adjustment.
2-2-3. SECAM auto adjustment (CVBS)
(1) Select AV1 and input SECAM signal.
(2) Set Picture Mode to “PERSONAL” and adjust to
following condition:-
Picture 90, Brightness 50, Color 50
(3) Input SECAM CVBS signal (CB-75% Y, 75% C)
(4) Send ECS command for SECAM AD adjustment.
SECTION 2
ADJUSTMENTS
AGING_TIMER > 0 (Aging in progress)
Red (0.5sec) -> Off (0.5sec) -> Red(0.5sec)
AGING_TIMER = 0 (Aging finished)
RED LED = ON
2-3. ENTERING TEST/TT MODE
(1) With the unit on standby, press the following
sequence of buttons on the remote commander.
Display 
 t Channel 5 t Volume [+] t TV 
(2) ‘TT_ _ will appear in the upper right corner of the
screen. Other status information will also be
displayed.
(3) Press ‘MENU” to obtain TT menu:
(4) To move to ‘Service Menu’, use up (
R) down (r)
button.
(5) Press right (
t) button to enter ‘Service Menu’ detail
items.
(6) Press ‘Menu’ button to quit TT menu. Screen will
still display ‘TT_ _’.
To exit press - twice, switch the TV into standby mode
or switch TV set OFF.
2-4. PAL WHITE BALANCE ADJUSTMENT
(HIGHLIGHT)
(1) Select AV1.
(2) Set Picture Mode to “PERSONAL” and adjust to
following condition:-
Color temperature ‘NORMAL’, Picture 100,
Brightness 50, Color 50, Backlight 100, Power
Saving ‘OFF’
(3) Input PAL CVBS 70 IRE full field signal to AV1.
(4) Adjust Highlight registers:
NORMAL_PAL_RDH & RDL (R Drive)
NORMAL_PAL_BDH & BDL (B Drive)
(5) The highlight registers stated in item no.4 is listed in
‘Service Menu’, accessible from TT menu
(refer 2-3).
(6) To adjust for 20”, perform step 1~3
, then press
“TT94” (in TT MODE) and continue step 4~5.
TRIDENT SVP EX
CHROMA DECORDER
BACKLIGHT
SOUND
IF ADJUST
SERVICE MENU
ERROR MENU
WAX GA/VGA vX.XX
FACTORY DATA: xxxxxxxx
SERIAL NUMBER: xxxxxxxxxx
WORKING TIME: xx:xx
TT Menu
KLV-B15G10/B20G10
Range
X
0.281/0.280
0.5
y
0.282/0.283
0.5
Y
224.1/205.0
Highlight Adjustment Value
– 9 –
KLV-B15G10/B20G10
RM-Y1108
2-5. PAL WHITE BALANCE ADJUSTMENT
(CUTOFF)
(1) Select AV1.
(2) Set Picture Mode to “PERSONAL” and adjust to
following condition:-
Color temperature ‘NORMAL’, Picture 100,
Brightness 50, Color 50, Backlight 100, Power
Saving ‘OFF’.
(3) Input PAL CVBS 20 IRE full field signal to AV1.
(4) Adjust Cut off registers:
NORMAL_PAL_RCH & RCL (R Cut off)
NORMAL_PAL_BCH & BCL (B Cut off)
(5) The cut off registers stated in item no.4 is listed in
‘Service Menu’, accessible from TT menu
(refer 2-3).
(6) To adjust for 20”, perform step 1~3
, then press
“TT94” (in TT MODE) and continue step 4~5.
2-6. SECAM WHITE BALANCE ADJUSTMENT
(HIGHLIGHT)
(1) Select AV1.
(2) Set Picture Mode to “PERSONAL” and adjust to
following condition:-
Color temperature ‘NORMAL’, Picture 100,
Brightness 50, Color 50, Backlight 100, Power
Saving ‘OFF’
(3) Input SECAM CVBS 70 IRE full field signal to AV1.
(4) Adjust Highlight registers:
NORMAL_SECAM_RDH & RDL (R Drive)
NORMAL_SECAM_BDH & BDL (B Drive)
(5) The highlight registers stated in item no.4 is listed in
‘Service Menu’, accessible from TT menu
(refer 2-3).
(6) To adjust for 20”, perform step 1~3
, then press
“TT94” (in TT MODE) and continue step 4~5.
2-7. SECAM WHITE BALANCE ADJUSTMENT
(CUTOFF)
(1) Select AV1.
(2) Set Picture Mode to “PERSONAL” and adjust to
following condition:-
Color temperature ‘NORMAL’, Picture 100,
Brightness 50, Color 50, Backlight 100, Power
Saving ‘OFF’.
(3) Input SECAM CVBS 20 IRE full field signal to AV1.
(4) Adjust Cut off registers:
SECAM_OFFSET_RC (R Cut off)
SECAM_OFFSET_BC (B Cut off)
(5) The cut off registers stated in item no.4 is listed in
‘Service Menu’, accessible from TT menu
(refer 2-3).
(6) To adjust for 20”, perform step 1~3
, then press
“TT94” (in TT MODE) and continue step 4~5.
KLV-B15G10/B20G10
Range
X
0.281/0.279
1.0
y
0.285/0.283
1.0
Y
14.46/11.47
Low light (Cut off) Adjustment Value
KLV-B15G10/B20G10
Range
X
0.272/0.281
0.5
y
0.276/0.282
0.5
Y
273.6/273.7
Highlight Adjustment Value
KLV-B15G10/B20G10
Range
X
0.261/0.273
1.0
y
0.269/0.276
1.0
Y
18.04/15.72
Low light (Cut off) Adjustment Value
KLV-B15G10/B20G10
RM-Y1108
KLV-B15G10/B20G10
RM-Y1108
– 10 –
– 11 –
SECTION 3
DIAGRAMS
3-1. BLOCK DIAGRAM
(1) A (1/2) and H2 Boards
TU1101
Q3904
BUFFER
TUNER
VIDEO OUT
AM/FM OUT
QSS
+5V
+33V
SCL
SDA
A
INPUT TERMINAL
TUNER
1/2
AVSW
(
)
,
,
R5V
6
SYNC
SEPARATOR
IC1200
6
Q1201
AMP
4
SCL
SDA
AUDIO L/R
60
MONO IN
IC2000
AUDIO PROCESSOR
67
ANA_IN1+
Q2100,Q2101
BUFFER
D_CTR_I/O_1
DACA_L
DACA_R
47
48
IN_L
IN_R
IN_L
IN_R
50
51
54
53
REAR_IN_L
REAR_IN_R
FRONT_IN_L
FRONT_IN_R
CR1_IN
CB1_IN
Y1_IN
HP_PLUGGED
HP_OUT_L
HP_OUT_R
77
25
24
J2403
CVBS_AV1
CVBS_AV1
COMP_R
COMP_L
CR1_IN
REAR_IN_L
CB1_IN
REAR_IN_R
Y1_IN
IC3801
VIDEO PROCESSOR
CVBS/Y1_IN
18
19
CVBS3/Y2-IN
CVBS2Y2-IN
C2-IN
1
41
44
43
R2
L2
R
L
CR
V
CB
L
Y
R
L/G/S/I
J2402
R/D/D/D
J9401
HP_R_OUT
HP_L_OUT
HP_PLUGGED
Q2301
MUTE
IC2300
AMP
1
3
7
6
Q2300
MUTE
HP_OUT_R
HP_OUT_L
SCL
SDA
XTAL
CR_OUT
CB_OUT
Y_OUT
VS
HS
CVBS_OUT
SCL
SDA
13
14
X3800
16.2MHz
23
R-Y
22
B-Y
21
Y
BUFFER
Q3809
Q3808
IC3811
CR
CB
4
9
3
Q3805
FILTER
FL3800
Q3802
BUFFER
P1
P0
SCL
SDA
IC0030
I/O EXPANDER
SCL
SDA
2
4
SCL
SDA
2
3
I2C_CL
I2C_DA
RESETQ
RESET_AUDIO
11
10
21
XTAL_IN
XTAL_OUT
71
72
X2000
18.432MHz
DACM_L
DACM_R
AUDIO L
AUDIO R
28
27
P3
P2
P5
P4
P7
Q2002
BUFFER
Q2001
BUFFER
5
3
AMP
Q2400,Q2401
Q2405,Q2406
7
1
14
12
17
16
20
Q002
SWITCH
4
TO(2/2)
2
TO(2/2)
+5VSTBY
+16.5V
D2203
D2205
D2204
Q2202
Q2201
INV.
L_IN
R_IN
VCC
L_OUT
R_OUT
MUTE
IC2500
AUDIO OUTPUT
+14.3V/16.5V
PS2500
+5VSTBY
Q2200,Q2205,Q2204
P1
P3
SCL
SDA
IC0001
I/O EXPANDER
Q2203
SP_MUTE
S_DET
14
2
4
L
R
SPEAKER
4
3
2
1
SP_R_OUT
SP_R_GND
SP_L_GND
SP_L_OUT
CN2500
2
6
5
1
SIRCS
LED2
LED1
+5VSTBY
CN0041
2
6
5
1
+5VSTBY
VCC
OUT
IC9120
D9123
D9121
H2
(LED)
4
3
2
CS
SDA
SCL
CN0042
TO
JIG
SCL
SDA
24
28
25
4
14
12
11
10
2
5
29
20
21
3
CVBS_MONITOR
LUMINANCE
CHROMINANCE
POWER_AV
SDA_5
SCL_5
LED1
DIMMER
PA_DET
CS
YSYNC
CB
CR
SIRCS
CN0043
Q047
Q0046
3
1
3
IC0002
AMP
TO(2/2)
3
4
1
2
CN9400 (H1 Board)
CN9401
(H1 Board)
CN9401 (H1 Board)
V
L
R
L/G/S/I
(MONO)
P/D/D/D
FRONT_IN_L
FRONT_IN_R
Y2
C2
Y/CVBS_FRONT
C_FRONT
BUFFER
BUFFER
2
4
AUDIO L
AUDIO R
D2402
Q2000
BACK_LIGHT
9
12
7
8,11
CN9120
TO
B BOARD (Block 001)
CN3000
VIDEO
TO(2/2)
MUTE
VIDEO
17
INV.
IC2400
BUFFER
Y2
C2
BUFFER
Q3807
BUFFER
Y
Y/R-Y/D-Y
CB
Y
CR
Y/R-Y/B-Y
5
TO(2/2)
SCL
SDA
1
TO(2/2)
LUMINANCE
CROMINANCE
A
CHROMINANCE
LUMINANCE
Q2811
Q2812
COMP_R
COMP_L
1
7
5
9
3
1
3
10
H1
 (Side Input)
J9400
S_DET
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