iLO IWF2706 - Page 30

7-5
CRT/H.V. Block Diagram
L4803BLCRT
MAIN CBA
CRT CBA
7 4 8 6
11 10
9
RAMP-OUT EW-OUT H-DRIVE
GREEN AMP
BLUE AMP
Q572 Q571
Q552
T572
1 3 4 5
FBP-IN ACL
V- DRIVE H- DRIVE
DY551 D.Y.
IC551 (VERTICAL-DEFLECTION CONTROL)
ANODE FOCUS SCREEN
WH301B
R G B
HEATER
ANODE
GND
V501 CRT
FOCUS SCREEN GND
JK1501
CN1501
WH501BWH501A
VIDEO SIGNAL
CN571
H.OUTPUT
H.DRIVE
+B
PROTECT-3
DEF+B
AMP
7 1
6 3
PULSE UP
THERMAL PROTECTION
5
WF8 WF7
WF9
WF5 WF4
WF6
WF1
WF2
WF3
RED AMP
PROTECT-2
RED
3
GREEN 4
BLUE 5
HEATER33 +200V
11
PROTECT-1
TO POWER SUPPLY BLOCK TO IF/VIDEO BLOCK
TO IF/VIDEO BLOCK
TO SYSTEM CONTROL BLOCK
TO IF/VIDEO BLOCK WH301A
T571 F.B.T. FOCUS VR
SCREEN VR
4 3 1 5
S
F
HV
11
8
10
7 9 6
Q1511, Q1512
Q1521, Q1522
Q1531, Q1532