- 28 -
5-1. BLOCK DIAGRAMS (3)
A 2/2 ( )
5
7
8
RELAY
SWITCH
Q601
T603
(PIT)
18
18
16
2
15
2
IC602
ERROR AMP
PH601
ISOLATOR
AUDIO VCC
LOW B
+3.3V
7
5
IC501
V OUTPUT
3
1
VD+
BOOST
REF
OUT
PIN OUT
Q532
6
5
4
3
2
1
T511
FBT
FV
ABL
12
3
4
5
6
13
8
9
11
10
7
V- DY+
V- DY-
H- DY+
H- DY+
TO
C BOARD
CN707
H1
200V
TO PICTURE
TUBE
6
5
+
-
+
-
7
IC531
PIN CORRECTION
EW
HP
PROTECT
IN
VP
VD-
4
1
2
3
T531
HDT
HD
T602
CN601
VD
VGCH
VS
+B
HV
CN508
IC601
POWER SUPPLY
-15V RECT
1
2
1
3
DGC
DGC
DGC
DGC CHECK
DGC CHECK
CN603
CN602
2
1
H- DY-
H- DY-
TO C BOARD
CN706
G2
D625
D608
RELAY
RY601
1
3
4
6
7
9
CT
VSENSE
RT
TIMER
SS
OCP
12
VG(G)
MAIN RECT
D601
Q606
7
3
LOW B
D618
D619
H-DRIVE
Q535
2
FB
D513
+15V RECT
1
2
8
Q607
H-OUT
Q533
CN501
O
D638
TO A 1/2
POWER SUPPLY,
DEFLECTION, VIDEO, AUDIO
TO
D3 BOARD
CN2803
RECT
1
1
12
10
11
8
6
5
4
1
1
2
3.3V REG
IC608
D632
TO
VM BOARD
CN1809
STBY
1
3
2
8
6
2
H- DY-
SMART
SW
SW532
3
CN509
1
TO
D2 BOARD
CN8801
QCP DETECT
Q602, Q603
RECT
D625
17
16
15
VC1
REG
D614
CN605
PFC
PFC
3
1
TO
DGC
2
1
CN606
TO
F7 BOARD
CN7601
4
3
I
TO
A1 BOARD
CN4601
1
5
4
IC609
TOPSWITCH IC
DF
CN512
D514
CN503
TO
VM BOARD
CN1702
3