1/2) (Rgb Driver) - Sony DSR-25 Service Manual

PD-170 (1/2) (RGB DRIVER) • See page 4-121 for PD-170 printed wiring board. • See page 4-144 for waveforms.
2 3
1
PD-170 BOARD (1/2)
RGB DRIVER
A
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
SIGNAL PATH
VIDEO SIGNAL
L803
4.7uH
B
CHROMA Y
PB
C
CN801 12P
BL_GND 1
BL_GND 2
BL_UNREG 3
D
BL_ON 4
VD-032 BOARD (7/16) BL_LED_ON 5
CN1503
PANEL_PWM 6
THROUGH THE
XHI_SCK 7
PV-133 HARNESS
HI_SO 8
(SEE PAGE 4-51)
XCS_PANEL_D/A 9
PANEL_V 10
HDO 11
E
REG_GND 12
1
HDO
PD-170 BOARD (2/2)
PANEL_V
C819
2200p
LND801
STATIC_GND
D801
F
MA111-(K8).S0
CN802 14P
PANEL_-15.3V 1
PANEL_13.2V 2
PANEL_6.5V 3
PANEL_4.9V 4
PANEL_3.2V 5
G
D_3.2V 6
VD-032 BOARD (7/16)
CN1502
PANEL_COM 7
THROUGH THE
HSY 8
PV-134 HARNESS
(SEE PAGE 4-51) VG 9
REG_GND 10
REG_GND 11
PANEL_Y 12
PANEL_R-Y 13
PANEL_B-Y 14
H
2
HSY
PD-170 BOARD (2/2)
PANEL_COM
PANEL_3.2V
3
PANEL_4.9V
PD-170 BOARD (2/2)
PANEL_13.2V
PANEL_-15.3V
05
4 5 6
JL001
JL002
JL003
INVERTER
TRANSFORMER
JL004
JL005
C818
C817
22u 22u
16V 16V
L801
100uH
IC801
MB40D001PFV-G-BND-ER
C801
0.1u
2.8
2.9
C802
2.9
H_REV
0.1u
2.9
V_REV
0
NTSC
0
COMTST
2.9
1.4
2.9
2.8
IC801
FB801
C803
FB802
C804
FB803
C805
4-85
7 8 9
ND901
BACK
UNIT LIGHT
R808
22k
R809
12k
2.8
C807
C808
47u
0.1u
6.3V
2.8
1.5
V-COM
2.2
VCO
1
COM_ADJ
2.8
C806
1.8
AMP 0.1u
1.7
1.7 1.7
2.9
COM-O
1.6
BRT_B
R803
0
8
1.6
BRT_R
2.8
1.1
COLOR
1.7
0
R805
0
R806
XX
R807
XX
0.01u
0.01u
0.01u
10 11 12
R812
47k
R813 R817
C811
L802
15k 12k
10u C813
10uH
10V
0.1u
R818
R814
39k
33k
C812
10u
10V
1.7 4.9 6.1
36 35 34 33 32 31 30 29 28 27 26 25
7
2.5
1.8
C814
1u
2.5
6
1.8
C815
1u
2.5
IC802 1.8
C816
5
1u
IC802
IR3Y37A4
2.8
4
4.7
2
1
3
1 2 3 4 5 6 7 8 9 10 11 12
1.7 1.8 1.2
R821
C809
10k
XX
6.3V
C810
R810
0.1u
0
R820
100k
R819
XX
The components identified by mark 0 or dotted Les composants identifiés par une marque 0 sont
line with mark 0 are critical for safety.
critiques pour la sécurité. Ne les remplacer que
Replace only with part number specified. par une piéce portant le numéro spécifié.
4-86
DSR-25
13 14
4
P_4.9V PD-170 BOARD (2/2)
VB
5
VG
PD-170 BOARD (2/2)
VR
COM-O
COM-O
FRPV
FRPV
FRPT
FRPT
P_XHD
COMTST
COMTST
6
NTSC
NTSC
PD-170 BOARD (2/2)
V_REV
V_REV
H_REV
H_REV
V-COM
V-COM
VCO
VCO
COLOR
REG_GND
W_MSK
XWIDE
PD-170 (1/2)