Diagrams; Block Diagrams - Sony TRINITRON HMD-A420 Service Manual

SECTION 5

DIAGRAMS

5-1. BLOCK DIAGRAMS

SIGNAL-IN
HD15
PIG-TAIL
A
5 15
10
CN301
4 14
9 RED 5
GREEN 7
3 13
BLUE 9
8
H-IN 1
2
V-IN
2 12
7
1 11
6
CN306
PC DET 4
DDC SDA 3
DDC SCL 2
CN305
DDC SCL 6
DDC SDA 5
A
TO D BOARD
PCDET 4
CN902
V-IN 3
H-IN 1
CN302
CLAMP 7
SDA/I 8
B
TO D BOARD
SCL/I 9
CN901
H_RTN 3
V_RTN 4
G1 5
CN303
ABL ABL 5 5
+5V +5V 6 6 +5V
C
TO D BOARD
+6.3V +6.3V 4 4 +6.3V
CN603
+12V +12V 3 3 +12V
+81V +81V 1 1 +81V
H
(USER CONTROL)
P701
MENU 1
D
TO D BOARD
ORANGE/LED 2
CN903
GREEN/LED 3
LED701
POWER
(VIDEO, RGB OUT)
IC001 PRE AMP,OSD MIX
2 R IN R OUT
6 G IN
G OUT
11 B IN
B OUT
IC009
ROM
DA4
7 VCLK
5 SDA
6 SCL
DA3
DA2
CLAMP AMP
19
CLAMP
Q001,002
DA1
21 SDA
20
SCL
27 BLK
OSDR
OSDG
OSDB
15 ABL IN OSD BLKIN
SW701
MENU
5-1
IC002
RGB OUT
35 9 R VIN2 R VOUT2 3
32 8 G VIN3 G VOUT3 5
29 11 1
B VIN1 B VOUT1
D305
B CUT-OFF
23
Q301
D205
G CUT-OFF
24
Q201
D105
R CUT-OFF
25
Q101
IC004 AMP
6
–
7
G2 CONT
Q004
+
26
5
IC003 OSD
4 13 P1/R
9 15 P3/G
13 17 P5/B
1 12 P0/BK0
6 SIN
5 SCK
H SYNC
BUFF 18 HOR
P2
14
Q003
P4 16
P6
9
V SYNC
BUFF 19 VERT P7 10
Q005
B-SS3545<AEP>-BD1-EPS05
R.G.B
CRT
TO
HV
D BOARD
FBT
FV2 TO
D BOARD
FBT
FV1 TO
D BOARD
FBT
CN309
E TO D BOARD
1 1.2kV
CN504
CN304
2 CS0
F TO D BOARD
1 CS1
CN502
4 CS2
3 CS3
5-2