Rgb Driver/Tg; Schematic Diagram - Sony MVC-FD85 Service Manual

MVC-FD85/FD90
For schematic diagram
• Refer to page 4-35 for printed wiring board.
• Refer to page 4-56 for waveforms.
1 2 3
PK-52 BOARD(3/3)
(FD85 MODEL)
RGB DRIVER/TG(RGB/TG BLOCK)
A
-REF.NO.:6000 SERIES-
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
R :REC MODE
P :PB MODE
PANEL_3.2V
B
PANEL_13.2V
18
R913
22k
TO(1/3)
R983
R910
XX
22k
REG_GND
C R915 R917
R921
47k 47k
C903
0.1u
D
BRT
R905
10k
R902 R911
27k 100k
PSIG.OUT
TEST 6.1
XTEST
3.1
C904 0.1u 1.5 BRIGHT
CONT
1.3 CONTRAST
E 1.9 PSIG.DET
C905
2.2u
SUB.CONT.B
2012
SUB.CONT.R
R906 100 3.1 VCC1
SHA
R907 100 0.5 SHA
SHB
R908 100 0.5 SHB
SHG
SHG
R909 100 3.1
SHR
SHR
0.5
F
R918
G
R919
XX
H
PANEL_Y
8
PANEL_R-Y
TO(1/3)
PANEL_B-Y
I
4
TO(2/3) BL_LEV
J
12
TO(1/3) D_3.2V
XHI_SCK
15
XCS_PANEL_D/A
TO(1/3)
HI_SO
10
MAKER_RECOG
TO(1/3)
K
16

RGB DRIVER/TG

PK-52 (3/3)
4 5 6
* R912
3.1 3.1
L902
* Q902
100uH
R903
2520
* 0
0
13.5 C907
* R904 * C906
22u
6.3V
D901 D902 A
TA
* Q901
XX XX
* R901
L901
R937
10uH
R984 10k
2520
47k
± 0.5%
R927
6.6
47k C901
4
3.3u
6.1
20V 5
C902
TA A
R928 0.01u
47k 6.1
13.5
3
6 4
5.5
6.1 2 5
R924 R985
R982
* 47k *
0
Q903
± 0.5%
1
XP4601-TXE 3
5.5
R930
10k
13.5
36 35 34 33 32 31 30 29 28 27 26 25
6
5 R931
6.0 100
C912
B.OUT
1.9
2.2u 2012
R932
B.DC.DET 100
6.0
4 C913
G.OUT
1.9
2.2u 2012
R933
IC901
G.DC.DET 100
6.1
C914
ROUT
1.9
2.2u 2012
LCD DRIVER
R.DC.DET
R934
IC901 GND2 XX
3 ± 0.5%
CXA8116R-T4
GND1
2
SYNC.OUT
1 3.1
SYNC.IN
3.0
EXT.BGP
SYNC.SEP R935
1M
± 0.5%
1 2 3 4 5 6 7 8 9 10 11 12
R922
XX
XX C911
0.1u
R929
R986
100k
XX R926
4.7k
IC902
MB40D001PFV-G-BND-ER
C908
0uH
BRT
0.01u 1.5
FB901 VSS
COLOR BRIGHT
1.3 3.1
C909
VDDA
0uH
FB902 BRT_R COLOR
1.5 3.1
0.01u
EN
C910
BRT_B BRT_R
1.6
0uH
FB903 SO
0.01u
CONT BRT_B 2.6
1.3
SI
B_LIM CONTRAST 2.8
0.9
SCK
VREF B.LIMIT 0 COMTST
1.5
COMTST
VCO P_GRAY 3.1 NTSC
1.5
NTSC
COM VCO 3.1 V_REV
1.5
V_REV
COM 3.1 H_REV
1.8
H_REV
TEST BL_LEV
3.1
3.1
VCC
BRT_TST
3.1
VDD
P_MUTE
C932 0.1u
SCK
EN
SI
* R925
4-43
7 8 9 10
IC903
AMP
L903
47uH
IC903
2520
NJM062V(TE2)
*
R947
6.1
VCC+
OUT1
13.5
R945
*
OUT2
IN1-
C921 5.6
6.1
0.1u
IN2-
13.5 IN1+
2.8
R946 6.1
6.6
xx
IN2+
6 VCC-
2.8
C918
C919
2 10u 3.3u
6.3V C923
TA A R948
TA A 0.1u
6.1 27k
1 PSIG
Q904
R987
33k
XP4601-TXE
VREF VCO
P_XVD
C922
0.1u
2.8
P_XHD
XHD
3.0
VB
R941 HPOS2
3.1
XX
XWIDE
0
VG
R942 HPOS3
NTSC 3.1
*
NT/PAL
VR 3.0
R943 HPOS4
3.1
*
C915 VDD
V_REV 3.1
2.2u
R939 R944
F
VREV
220k 100k 0.2
2012 XHDO
13.5
Q905
HDO
6.3 XP4601-TXE H_REV 3.1
C920
D903
1 3 6.3 0.1u COMTST HREV
0
XX
C917
5
4.7u COMTST
3.0
2 16V
VCOM XCLR
TA A
5.7
6 4
C916
R940
2.2u
F 22k
2012
VG
VG
PSIG
PSIG
EN
XHDO
9
TO(1/3) HSY
P_XVD
PANEL_V
SI
P_XHD
HDO
SCK
IC902
EVR
SIGNAL PATH
VIDEO SIGNAL
CHROMA Y Y/CHROMA
REC
PB
11 12 13 14
R949 D904
47k 1T369-01-T8A
R951 C928
C924 R956
10k 0.001u
0.01u 33k
C925 L904
R953
4.7u 6.8uH
10k
2012
R957
1k
C927
C926
3300p 56p
R950
68k
36 35 34 33 32 31 30 29 28 27 26 25
7
0
8
9
VST/STH
3.0
VCK/XSTH
1.5
R962 0
EN/CKH1
IC904 1.5
10
DWN/CHK2 R963 0
3.0
TESTI/XSTV 3.1
TIMMING GENERATOR
VDD 0
* IC904 * R974
TEST/STV 1.5
WIDE/CKV2 1.5 * R968
11
HST/CKV1 0.4 * R969
NC/XENB 2.7
NC/ENB 2.9
NC/XPCG
* R970
* R971
* R972
R964 0
* R965
1 2 3 4 5 6 7 8 9 10 11 12
* R966
* R967 * R973
13.5
1 1
2 2
0 0
3 3
Q906 Q907
XX XX
TYPE SA TYPE ST TYPE SA TYPE ST
2200p R938 68k 47k R973
C906 XX
50V
R942 0 XX R974
B
0.22u R943 XX 0 R975
C929 XX
16V
R945 56k 39k R976
B
1u R947 150k 330k R977
C931 XX 10V
B R954 XX 0 R979
D906 XX RD3.3UM-T1 R958 XX 0 R980
IC904 LC12017-52 CXD351OR R959 0 XX R981
Q901 UN9213J-(K8) XX R960 XX 0 R985
Q902 SI2301DS-T XX R961 xx 0
Q908 XX 2SA1832F-Y R965 XX 0
R901 0 XX R966 XX 0
R903 100k XX R967 6.8k XX
R904 100k xx R968 0 XX
R912 XX 0 R969 0 XX
R921 47k 33k R970 0 XX
R923 39k 33k R971 0 XX
R925 10k 22k R972 0 XX
4-44
15 16 17
-LCD type check-
By measurimg the resistor valve between
Pin 13 of CN803(FC-72 board) and Pin 4
of CN803(FC-72 board),the type of LCD can
be discrimimated.
Type SA : 10k
Type ST : 22k
CN901 24P
1 TESTL NC
VCOM
2 COM COM
3 VST STH
4 VCK XSTH
LCD901
5 EN CKH1
PANEL
LCD
6 DWN CKH2
* C931 * R981
7 VDD HVDD
8 VSS GND
C929
9 VDDG VVDD
* * R980
2012 * D906
10 VSSG XSTV
* R979
11 CS STV
12 WIDE CKV2
13 HST CKV1
14 REF XENB
15 SDUT ENB
16 CRext XPCG
17 HCK2 PCG
18 HCK1 CSV
PSIG
19 PSIG PCD
VG
20 G G
VR
21 R R
VB
22 B B
23 RGT CSH
* R975
24 TESTR NC
TYPE ST TYPE SA
* R977
13.5
* Q908
R976
*
TYPE SA TYPE ST
6.8k XX
XX 150k
XX 470k
XX 33k
XX 56k
XX 0
XX 0
0 XX
82k 47K