Sony DCR-HC14E Service Manual page 32

For Schematic Diagram
• Refer to page 4-73 for printed wiring board.
2
1
PD-188 BOARD(2/2)
BACKLIGHT DRIVE(BL BLOCK)
A
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
CN6201 20P
BL_GND
SE_GND
EP_13.3V
BL_REG
BL_CONT
B
EP_4.6V
EP_2.8V
TO
VA-118 BOARD
REG_GND
(3/5)
CN4003
PANEL_B
PANEL_G
THROUGH
THE PV-140
PANEL_R
HARNESS
(PAGE 4-17)
PSIG
C
XRST_VTR
VD_SCK
XCS_LCD
VD_SO
PANEL_XVD
PANEL_XHD
XHD_OUT
D
PANEL_B
PANEL_G
PANEL_R
E
@18
(1/2) XRST_VTR
VD_SCK
XCS_LCD
VD_SO
PANEL_XVD
PANEL_XHD
XHD_OUT
F
TO CN6202 4P
CK-129 BOARD
CN5210 TP_TOP
TP_BOT
THROUGH
THE PV-140
TP_L
HARNESS
G
TP_R
(PAGE 4-24)
CN6203 6P
TP_R
TP_L
TOUCH
PANEL
N.C.
(included
H
LCD panel) TP_BOT
TP_TOP
N.C.
16
4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS
3 4 5
1
2
3
4
5
6
7
8
PANEL_B
9
PANEL_G
10
PANEL_R
11
VG
VG 12
PSIG
13
XRST_VTR
14
VD_SCK
15
XCS_LCD
16
VD_SO
17
PANEL_XVD
18
PANEL_XHD
19
XHD_OUT
20
EP_13.3V
@17
EP_2.8V
(1/2)
REG_GND
PANEL_B
PANEL_G
DETIN
PANEL_R
VG
VG
PSIG
PSIG
XRST_VTR
VD_SCK
XCS_LCD
VD_SO
PANEL_XVD
@19
PANEL_XHD
XHD_OUT (1/2)
BL_ON
1
2
DAC
3
LED
4
1
2
D6201
3 UDZSTE-176.8B
4
5
6
4-27
PD-188 PRINTED WIRING BOARD PD-188 PRINTED WIRING BOARD
6 7 8
L6101
82uH
C6101 R6106
4.7u
1800
B
1/10W
5.4 5.4
5 4
1
3
-0.7 -0.7
2
Q6102
CPH5504-TL-E
SWITCHING
IC6102
IC6102
TA75S393F-TE85R
CURRENT DETECT
R6104
180k
2.8 VCC 0.3
2.8 1.9
R6101 XX
LN6101
CH_GND
R6105
D6101
22k
XX
R6102
XX
IC6101
R6103
TC7W53FU(TE12R)
10k
D6102
XX
2.5 2.8
VCC
COM
0 2.5
CH0
INH
2.8
CH1
0
VEE
2.8
0
A
GND
Q6101
UNR32A300LS0
INVERTER
DCR-HC14E/HC15/HC15E
9 10 11
5
1
2 6
C6103
3
0.015u
B
4 10 10
C6105
9
12p
T6101
3.15kV
8
INVERTER
TRANSFORMER
7
Q6103
6
XX
5
4
R6109
3
XX
2
Q6104
1
XX
D6104
XX
D6103
MA111-(K8).S0
C6102 R6110
C6104
R6108
XX 0.1u 470
22k
B
The components identified by mark 0 or dotted
Note :
line with mark 0 are critical for safety.
Replace only with part number specified.
R6107
10k
IC6101
SIGNAL PATH
SELECT SWITCH
VIDEO SIGNAL
CHROMA
REC
PB
4-28
12
CN6101 10P
BL_HIGH
N.C.
N.C.
ND901
BACKLIGHT
N.C.
N.C.
N.C.
N.C.
BL_LOW
LED
LED_GND
Y Y/CHROMA
PD-188 (2/2)