Sony DCR-PC4E Service Manual page 90

For Schematic Diagram
• Refer to page 4-77 for waveforms.
2 3 4
1
PD-126 BOARD(1/2)
LCD DRIVE
A
-REF.NO.:30000 SERIES-
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
CN2100
PANEL_B
1
PANEL_G 2
B
PANEL_R 3
REG_GND 4
PANEL_2.8V 5
TO
VC-245 BOARD
PANEL_13.5V
6
(12/19)
CN005
PANEL_4.6V 7
XHI_SCK
(SEE PAGE
XHI_SCK 8
4-39)
XCS_PANEL
XCS_PANEL 9
XHI_SO
HI_SO
10
C
REG_GND 11
XVD
XVD 12
XHD
XHD 13
PANEL_15.5V
14
CN2101 8P
TO
TP_R 1
VC-245 BOARD
(19/19) TP_L 2
CN006
N.C.
3
(SEE PAGE
D
4-53) TP_BOT 4
TP_TOP 5
N.C. 6
TO
BJ-1 BOARD
UNREG 7
CN3104
UNREG_GND
8
(SEE PAGE
4-69)
CN2103 7P
N.C. 1
E
TP_R
2
TP_L 3
TOUCH
N.C. 4
PANEL
BLOCK
TP_BOT 5
TP_TOP 6
N.C.
7
F
UNREG
UNREG_GND
PANEL_4.6V
PWM
TO(2/2)
BL_ON
BL_LEV
DET
LED_ON/OFF
G
H
I
J
Q2112
LED ON/OFF SW,
BUFFER
K
L
M
16
5 6 7 8
C2130 R2114
0.01u 15k
0.7 1.2 2.7
36 35 34
R2111
470k
C_BG/N.C
2.8
XC.SAVE
XC.SAVE
2.5
XHI_SCK
XSCK
2.6
XTG_SO
SI
2.9
XCS_PANEL
L2101
22uH XCS
C2102
2.8
2520 0.1u
Vcc1
R2168 R2169
1.2
0 0
C2101
R2110 TRAP_ADJ
22u
2.8
6.3V XX
TA
LPF_ADJ
A
2.8
XP.SAVE
1
XP.SAVE
C2108
1.8
R2173 0 0.01u
C2109 B_IN 2
R2174 0 0.01u 1.8
G_IN
C2110
R2175 0 1.8
3
0.01u
R_IN
C2134 C2136
XX
XX
C2135
XX
1 2 3
2.8 2.8 0.8 0.8
C2104
C2105
L2102 10u
10uH 6.3V 0.1u
2520 TA
P
R2170
C2107
0.1u 100k
R2113 1608
2.8
0
Q2111
0 2SD2216J-QR(K8).SO
R2112
470k
D2101 C2132
MA111-TX XX
2.7
BGP
XCLP
2.8
PRG
PRG
0
BLK
SBLK
1.4
FRP
FRP
1.4
PFRP
PFRP
2.5
XHI_SCK
XSCK
2.5
VDD
2.9
XCS_PANEL
XCS
2.6
XTG_SO
SO
2.2
XHI_SO
SI
2.6
R2166
Q2112
10k
VDO
XP4313-(TX).SO
XVD
4.5 2.8
XVD
0 0.1
2.8
XHD
4-73
9 10 11 12
L2105
XX
2520
L2103
10uH
2520
C2115
R2165
3.3u
0
20V
TA
A
C2112
2.2u
VP
2012
0 2.8 1.4 1.4 2.8 6.8 1.7 14.4
33 32 31 30 29 28 27 26 25
VB
6.8
6
VB
C2118
1.7
2.2u
B_DC_DET
VG
6.8
5
VG
IC2101
C2119
1.7
2.2u
G_DC_DET
RGB DRIVE 6.8 VR
4
VR
C2120
1.7
2.2u
R_DC_DET
IC2101
RB5P004AM1
GND2
R2171
GND1
XX
6.7
VREF
C2137
14.4
XX
Vcc3
6.2
COM_OUT
R2127
6.2
XX
COM_IN
C2121 C2122
XX XX
F
F
R2126 R2128
4 5 6 7 8 9 10 11 12 XX
XX
R2123 0
0.8 0 1.4 1.4 1.4 1.6 3.2 6.5
R2124
D2102
100k
1T369-01-T8A
C2113
0.1u
C2116
2012
R2176 R2116 0.001u
0 47k
R2119 R2122 L2104
68k
1M
2.7uH
R2118 C2111
R2125 R2178
22k 560p R2177
CH 100k
XX C2117 100k
R2180
100p
100k
CH
R2179
100k
C2131
XX
2.8 2.8 0.8 0.8 0.8 2.8 1.4 2.8 1.3 1.3 2.8
36 35 34 33 32 31 30 29 28 27 26 25
R2129
0
TG24
0
8
VST
TG23
2.8
VCK
TG22
0.8
EN
IC2103
TG21
1.9
DWN
TG20
TIMING GENERATOR 1.2
WIDE
2.7 TG19
VDD
IC2103
R2135 TG18
1.6
CXD3505R-T4 XX
HST
TG17
0.1
HCK2
TG16
0
HCK1
TG15
0
RGT
TG14
2.8
POFF
9
TG13
0
NC
7
1 2 3 4 5 6 7 8 9 10 11 12
TG12
2.6 2.6 2.7 2.8 0 2.2 1.8 1.0 2.8
TG11
TG10
TG47
TG43
13 14 15 16
SIGNAL PATH
REC
R2161
XX
PB
Q2102,2104
SWITCH
Q2104
R2162
NDS356AP
0
15.1 15.1
R2144
C2125
470k
0.01u
0
C2123
C2124
3.3u
20V 0.01u
R2147 R2151
TA A
0 XX
0
2.8
TG14
Q2102
UN9213J-(TX).SO
TG15
D2105
TG16 XX
Q2107
XX
Q2105
XX
C2128
C2126
0.1u
4.7u
R2152
3216
XX
R2159 150k
R2153 0
TG24
TG23
TG22
D2103
TG21
XX
R2172
0 R2150
D2104
XX
RD3.3UM-T1B
R2139 XX
TG13
XX
R2140 0
TG12 C2129 C2133 1u
TG20 (Note)
TG18
XX
TG11 R2141
TG10 R2142 XX
TG19
TG17
R2163 0
TG16
R2145 XX
R2146 0
TG15
R2148
10k 15.1
7.3
7.3
6.8
Q2103
XP4601-TXE
15.1
6.8 6.8
6.8 6.2
Q2101
XP4601-TXE
C2138
XX
6.2
1608
R2143
10k
R2154 R2160
XX 820k
TG43 R2157
1M
R2149
XX
TG47
R2158
68k
Q2106 Q2108
C2127
XX
XX
0.1u
Note:Short is mounted to the location
where C2129 is printed.
4-74
DCR-PC4E/PC5/PC5E
17 18
VIDEO SIGNAL
CHROMA Y Y/CHROMA
24 TEST1
23 COM
22 VST
21 VCK
20 EN
19 DWN
18 VDD
17 VSS
LCD901
16 VDDG 2.5 INCH
COLOR LCD UNIT
15 VVSSG
14 CS
13 WIDE
12 HST
11 REF
10 SOUT
9 CRext
8 HCK2
7 HCK1
6 PSIG
5 G
4 R
3 B
2 RGT
1 TEST2
CN2104 24P
CN2105 5P
1 VG
2 COM
3 GND CPC
4 PSIG (FOR CHECK)
5 HSY
LCD DRIVE
PD-126 (1/2)