D901
DP-2X CHASSIS POWER SUPPLY Sby +6V REGULATION
Lo Voltage Power Supply
R913
Run
Start Up
Osc B+
16.3V
3
R907
R906
D905
7
D910
R914
R911
PPS3
2
0.0685A
Sby +5V
10
T901
11
C969
C964
D941
8
T901
9
C916
BD
1
2
R912
150V
F902
2
6
T901
R908
R909
R910
0.47
Ohm
D
S
D904
D906
C914
I901
Driver/
Output IC
OCP
Control
+6V
I90 9
+5V
Reg
3
2
1
C986
C972
C973
I90 4
Regulator Photocoupler
3
R915
Hot Ground fro m
negative leg of
Brid ge D901
FB
1
2
R958
R957
D953
4
FB/OLP
6
D906
C918
R916
C917
R917
1.79A
C904
Floating Groun d
from pin 9 of T901
C915
4
ABS
5
D907
C
9
1
1
C
9
1
0
A
AC
Cold Ground from
pin 11 of T901
and pin 1 2 T902
DP27 DP27D
113
Summary of Contents for 51SWX20B
Page 55: ...55 DP27 27D SIGNAL BLOCK ASSEMBLY BACK TO ADJUSTMENTS ...
Page 56: ...56 DP27 27D DEFLECTION P W B BACK TO ADJUSTMENTS ...
Page 57: ...57 DP27 27D POWER SUPPLY P W B BACK TO ADJUSTMENTS ...
Page 58: ...58 DP27 27D CPT P W B BACK TO ADJUSTMENTS ...
Page 59: ...59 DP27 27D CONTROL P W B BACK TO ADJUSTMENTS ...
Page 60: ...60 DP27 27D TROUBLE SHOOTING FLOWCHART 1 NO RASTER AND NO POWER How to check LED s Diagnosis ...
Page 61: ...61 DP27 27D TROUBLE SHOOTING FLOWCHART ...
Page 62: ...62 DP27 27D TROUBLE SHOOTING FLOWCHART ...
Page 83: ...83 DP27 27D DP2X Protection Circuit Block Diagram Deflection Power Supply ...
Page 84: ...84 DP27 27D DP1X Protection Circuit Block Diagram Signal Power Supply ...
Page 96: ......
Page 97: ......
Page 98: ......
Page 99: ......
Page 100: ......
Page 101: ......
Page 102: ......
Page 103: ......
Page 104: ......
Page 105: ......
Page 106: ......
Page 107: ......
Page 108: ......
Page 109: ......
Page 110: ......
Page 111: ......
Page 189: ...DP27 27D ...