Hitachi 61HDX98B Manual page 36

PSZ2
RX78
9
DX01
PSZ1
SDA2
16
SCL2
17
See uP
Data
Signal
Path
Deflection PWB
PSD2
1
Signal
As Brightness goes Up, ABL Voltage goes Down. (Inverse Proportional)
PWB
DP-85 CHASSIS A.B.L. CIRCUIT DIAGRAM
QX14
RX79
RX80
CX21 CX20
RX81
High Voltage B+
130V V2
QH03
See XRay Protect
Deflection B+ 130V
9V
DX02 RX82
ABL
45
CX39
CX24
27
28
RH22
RH23
CH18
To QH01
Collector of Horz.
Output Transistor
ABL Pull-Up Resistors
RH58
V1
[ Current Path ]
13V
IX01
Rainforest
IC
SDA2
SCL2
To Anodes
TH01
B+
C
Focus
ABL
3
CH25
RH59 RH56
DH33
Clamp
Signal Sub
PWB
To