Sony KF-WE42A1 / KF-WE50A1 / KF-WS60A1 Service Manual ▷ View online
– 21 –
KF-WE42A1/WE50A1/WS60A1
RM-1022
RM-1022
RM-1022
TV
TWIN
PROG
+
VIDEO
HD/DVD
FREEZE
V CENTER
A/B
MENU
CENTER
SP
PROG
INDEX
WEGA
THEATRE
DRC-MF
TWIN PROG
-
1
4
7
2
5
8
0
3
6
9
PROG
OPTION
RESET
a
^/1
2 +
ENTER
RM-1022
Adjustment item
up
up
Adjustment item
down
down
Adjustment category
up
up
Read data from
NVM
NVM
Adjustment category
down
down
Data up
Data down
User control goes
to the standerd state
(Shipping Conditions)
to the standerd state
(Shipping Conditions)
3-1-4. Adjusting Buttons and Indicator
Commander Function
Button
Mode
Description
+ [ENTER]
WRITE
Writes data to NVM.
-
+ [ENTER]
READ
Reads data from NVM.
8
+ [ENTER]
RESET
Set the shipping condition.
(Be sure not to use usually)
FUNCTION OF KEYS ON COMMANDER
• 1
: Changes adjustment item. (item No. moves up)
• 4
: Changes adjustment item. (item No. moves down)
• 2
: Changes adjustment category.
(category moves up)
• 5
: Changes adjustment category.
(category moves down)
• 3
: Changes data value. (up)
• 6
: Changes data value. (down)
3-1-5. 3D gamma internal signals
3D gamma IC has the following 11 internal signal patterns .
With service menu “D9809TPN 4 TPNMODE “ setting ,
0
Plain ( white )
1
Stripe
2
Checker ( small )
3
Lattice
4
Cross-hutch
5
Cross-point
6
Ramp
7
Stair steps
8
Checker ( large )
9
Diagonal
10
Window
Internal signal control service menu
D9809TPN
0
TPNSW Test Pattern ON = 1, OFF = 0
1
TPNRGB Test Pattern color select
2
SBTPNSW Sub Test Pattern ON = 1, OFF = 0
3
SBTPNRGB Sub Test Pattern color select
4
TPNMODE Test Pattern select
5
TPNHV H/V select H = 0 , V = 1
6
TPNINV Level invert invert = 1
7
TPNREP Pattern repeat enable
(only for 6 and 7)
8
STRSTEP Stair steps select 9 = 0 , 17 = 1
(only for 7)
9
U/DMODE Up/Down enable
(only for 6 and 7)
10
TPSLANT Bottom level select
(only for 6 and 7)
11
TPPRMTR Pattern width (except 0 and 9)
12
TPNPOSH H position
(only for 4,5,6,7 and 10)
13
TPNPOSV V position
(only for 4,5,6,7 and 10)
14
RLVL-H R Upper Level (except 6 and 7)
15
RLVL-L R Lower Level (except 6 and 7)
16
GLVL-H G Upper Level (except 6 and 7)
17
GLVL-L G Lower Level (except 6 and 7)
18
BLVL-H B Upper Level (except 6 and 7)
19
BLVL-L B Lower Level (except 6 and 7)
3-1-6. Service List
For details, please reter to the appendix at the end of this manual.
– 22 –
KF-WE42A1/WE50A1/WS60A1
RM-1022
RM-1022
RM-1022
3-2. To read Lamp and Panel time
The lamp and panel time of the set are displayed as follows .
<Enter the service mode>
1. Press the keys of the remote commander in rapid sequence as fol-
lows , when the set is in standby mode.
DISPLAY
t Channel 5
t Vol +
t
POWER
2. Press the “JUMP ” key [3 times].
You’ll get into DE-micro service menu .
3. Press “2 ” key [9 times] to show the following display .
PANEL
NVM OK 9 OPTION_E
0 LAMP 0 Diff
1
LampTM 14 LampCT 71
Example
This screen reads
“Total lamp time is 14 hours” and
“Total lamp ON/OFF cycle is 71 times”
To reset lamp time,
press “3 ” , “MUTE ” and “ENTER ” keys in sequence.
WRI-EXE(Red Character) is momentarily displayed and LampTM
will be reset to “0 ”.
4. Press “ 1 ” key [7 times].
PANEL
NVM OK 9 OPTION_E
7 SH SFT1 10 Diff
1
PanelTM 14h
Example
This screen reads
“Total Panel time is 14 hours”
You can’t reset the Panel time with the Service menu .
<To get out of the Service menu>
The Service menu is cleared by turning off the set with a remote com-
mander or the power switch .
3-3. Test Reset
The user settings can be reset to the factory default condition as fol-
lows.
1. Press “TEST “ and “RESET “ key in sequence when the set is ON .
The LAMP,TIMER and POWER/STANDBY LED light and the
picture is muted.
After about 5 seconds the LAMP and TIMER LED go off,
and the color of POWER/STANDBY LED changes from amber
to green.
After another 10 seconds the reset is completed and the initial set-
up display appears.
3-4. LA-3 H/V Center Confirmation and Adjust-
ment
Please check the picture horizontal/vertical center after the replace-
ment of the following parts .
• Optical block
• Top assembly
1, Check H/V center with 480i monoscope signal in “Full “ mode .
2, If the center is shifted , adjust it with the following service items .
MID-X1 9 MDHP (for H center)
10 MDVP (for V center)
MDVP
MDHP
Please record the steps shifted as
MDHP and
MDVP .
MID-X1
9 MDHP + MDHP
(Don't change MDVP data)
3, Change the WIDE mode to “Normal “ and change the register
data as follows .
MID-X1 9 MDHP + MDHP
10 MDVP + MDVP
4, Display the Twin Picture with the “split “button of the remote
commander and change the registers data as follows .
MID-X1 9 MDHP + MDHP
10 MDVP + MDVP
5, Press “Favorites” button and change the registers data as follows .
6, OSD horizontal position must be adjusted as follows .
DCP-OSD 17 RP1L +
MDHPx2
If above sum exceeds 255, set 1 to “16 RP1H ” and set the “sum-256”
to “17 RP1L”
Please be careful since the registers are different from other cases .
And don’t forget to write the data before changing the display/wide
mode .
KF-WE42A1/WE50A1/WS60A1
RM-1022
RM-1022
RM-1022
SECTION 4
DIAGRAMS
4-1. BLOCK DIAGRAM (1)
– 23 –
– 24 –
MUTE
MAIN-R
DD OVP
MS-R
MS-L
MAIN-L
MAIN-Y
50
MAIN-R
49
MAIN-L
47 NC
NC
NC
NC
CN8001
VAR/FIX-R
46
VAR/FIX-L
44
TEXT-PR
43
TEXT-PB
40
TEXT-Y
TEXT-PR
TEXT-PB
TEXT-Y
37
MAIN-PR
36
MAIN-C/PB
33
MAIN-Y
3
MAUMUTE
2
HDMI-RST
1
HDMI(AU)SW
20
SCLK-TV
19
SDAT-TV
18
SIRCS
15
MT-CV
9
STBY 5V
8
ST-CV
7
ST-L
5
MS-R
4
MS-L
30
SUB-C
29
SUB-Y/CV
28
+5V
5V
27
5V
25
INS-C
24
INS-Y/CV
12
MT-R
11
MT-L
22
9V
S-HSYNC
M-HMSYNC
MAFT
SAFT
I-SAP
APC-SW
HP-SW
Q8013 Q8014
Q8010
SDA
SCL
YUV-SW
HDMI-RST
SIRCS
VAR-MUTE
WF
R
L
MAIN-PR
MAIN-PB
MAIN-Y
Y
PB
PR
HD
VD
MAIN-PR
MAIN-PB
MAIN-PB
SIRCS
SCL
SDA
SDA
MT-R
MT-L
MT-L
HDMI-RST
MAFT
SAFT
S-HSYNC
YUV-SW
MS-R
MS-L
MS-L
Q8006
SYNC DETECT
Q8224,8223
BUFFER
Q8226,8225
BUFFER
HD, VD
Q8213,8211
BUFFER
RF
SPLITTER
+9V
STBY 5V
+
3.3V
DD 6V
+
2.5V
C32
+
3.3V
B32
+
3.3V
C30
+
2.5V
B30
+
2.5V
C23
SUB-HS
B23
MAIN-HS
C20
SDAT-TV
B20
SCL-TV
C22
MAIN-AFT
B22
SUB-AFT
C28
DD 6V
B28
DD 6V
C27
DD 6V
C26
DD OVP
B27
DD 6V
A32
+
3.3V
C21
F-MONO
B21
I-SAP
A21
O-SAP
A22
AGC-ATT
C17
SUB-H
B17
SUB-V
C19
MAIN-PR
B19
MAIN-PB
C18
SUB-PR
B18
SUB-PB
A18
SUB-Y
A19
MAIN-Y
C8
+
5V
C14
STBY 5V
C12
+
33V
B11
+
9V
C10
+
11V
C9
+
5V
C11
+
9V
A7
HP-SW
A6
AU-W
A5
LCH
C5
RCH
A4
APC-SW
C3
TEXT-BLK
B3
O-ATT
C1
+
1.8V
B1
+
1.8V
A1
+
1.8V
2
ATT-SW
CN8003
CN8004
19
V
C16
HDMI-RST
B16
SIRCS
A16
VAR-MUTE
A17
YUV-SW
C25
+
3.3V
A25
+
3.3V
STBY 5V
+
33V
+
9V
+
5V
+
11V
+
1.8V
+9V
NC
L OUT
R OUT
MT-L
MT-R
I-SAP
APC-SW
SDA
+5V
SCL
SCL
SDA
SDA
SCL
MUTE
DET OUT
DET OUT2
BIL LED
ST LED
SDA
SCL
AFT OUT
Q8002
BUFFER
Q8005
SYNC DETECT
M-HSYNC
Q8015-8017
MUTE SWITCH
SCL
SDA
AFT OUT
DE-EM OUT
DET OUT
Q8011
BUFFER
Q8012
BUFFER
Q8004
BUFFER
Q8215
BUFFER
IC8001
RESET
1
2
IC8603
RESET
Q8227
BUFFER
Q8606
BUFFER
Q8207-8209
CLAMP
Q8206
BUFFER
Q8218,8220
WAVE SHAPER
Q8202,8203
Q8205
CLAMP
Q8201
BUFFER
Q8604
BUFFER
Q8605
BUFFER
Q8607
BUFFER
Q8609
BUFFER
Q8204
+9V
43 C2
44 CVBS/Y2
86 YS2/YM
1 CVBS/Y1
48 C1
46
Q8214
BUFFER
21
22
Q8212
BUFFER
Q8210
BUFFER
23
9
4
38
FSC OUT
Y OUT
Y
CB
CR
HD
VD
1
2
2
4
Cb OUT
Cr OUT
HS
VS
Xtal
X8201
14 SDA
13 SCL
R2
G2
B2
YS2/YM
7 YC IN
25
27
19
16
15
Y OUT
C OUT
SDA
SDA
SCL
SDA
SCL
SCL
IC8202
SUB COLOR DECODER
IC8203
IC8201
COMB FILTER Y/C SEPALATOR
31 CVBS0
53 HSYNC
HD
VD
55 VSYNC
71 XTALOUT
70
73
72
XTALIN
RESET
RESET
48
47
46
82
81
R
52
35
34
33
36
VDS
G
B
TEXT_R
BLK
TEXT_G
TEXT_B
SDA0
SLL0
IC8601
TELETEXT DECODER
Q8222
BUFFER
Q8221
BUFFER
Q8219
BUFFER
Q8216
BUFFER
TEXT_Y
TEXT_CB
TEXT_CR
FL8201
LPF
SDA
SCL
+3.3V
AUDIO
AG(2/2)
CTR
AG(2/2)
I2C
AG(2/2)
X8601
12MHz
12MHz
Q8601
5
4
IC8602
3.3V REG.
+5V
+3.3V
5
4
IC8207
+5V REG.
+9V
+5V
I
O
TO
UG BOARD
CN1501
A
TO
G2 BOARD
CN6020
AG (1/2) (TUNER/COLOR DECODER)
KF-WE42A1/WE50A1/WS60A1
RM-1022
RM-1022
RM-1022
BLOCK DIAGRAM (2)
– 26 –
– 25 –
Q8412,8413
MUTE
Q8402,8403
Q8405
MUTE SWITCH
Q8230.8231
+B OFF DETECT
Q8205
SWITCHING
DRIVER
Q8411
Q8406
Q8401
BIAS
Q8416
BUFFER
Q8404
BUFFER
Q8409
BUFFER
L
R
WF
64 L IN
MAIN-L
MAIN-R
R IN
16
36
3
5
1
7
63
35
34
22
23
OUT A
LF IN B
LF OUT B
OUT B
SDA
SCL
+9V
DD6V
+2.5V
D8206
Q8232
D8210
+3.3V
DD6V
DD6V
VAR-MUTE
HP-SW
DD OVP
L-MUTE
IC8404
AUDIO PROCESSOR
29 OUT1
U
64 OUT1
L
64 OUT2
U
64 OUT2
L
INV1
DD6V
D8202
D8211
24
1
INV2
15
VCC
1
+1.8V
2
4
IC8205
+2.5V/+3.3V
SWITCHING REGULATOR
IC8204
+1.8V
SWITCHING REGULATOR
1
2
4
IC8206
+3.3V
SWITCHING REGULATOR
IC8402
FILTER-W
IC8405
LPF
AUDIO
AG(2/2)
CTR
AG(2/2)
I2C
AG(2/2)
+11V
3
1
3
5
1
7
IC8403
HEADPHONE AMP
Q8223
SWITCHING
DRIVER
1
HM3.3V
CN8202
CN8201
2
HM3.3V
1
SET 11V
2
SET 11V
5
MS 3.3V OVP
6
MS 3.3V-DET
9
MS 3.3V
10
MS 3.3V
1 HP-R
4 HP-SW
CN8002
3 HP-L
B
TO
H3 BOARD
CN4302
H3 BOARD
CN4302
C
TO
H3 BOARD
CN6302
H3 BOARD
CN6302
WE42 / WE50
WS60
D
TO
HMG BOARD
CN2306
HMG BOARD
CN2306
E
TO
HMG BOARD
CN5306
HMG BOARD
CN5306
TO
G1 BOARD
CN6001
WE42 / WE50
WS60
AG (2/2)
(AUDIO PROCESSOR/REGULATOR)
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