Sharp 50NP4 Service Manual page 88

Projection color television
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CPT
VM
1
A
B
C
D
E
1
BASIC CIRCUIT DIAGRAM
2
3
24
25
All DC voltage to be measured with a tester (100k /V). Voltage taken on a complex color bar signal including a standard color bar signal.
Since this is a basic circuit diagram, the value of the parts is subject to be altered for improvement.
2
3
86
PRODUCT SAFETY NOTE: Components marked with a
safety. Before replacing any of these components, read carefully the PRODUCT SAFETY NOTICE of this Service
Manual. DonÕt degrade the safety of the receiver through improper servicing.
4
5
26
VM
4
5
and shaded have special characteristics important to
6
Circuit
Pin
Voltage
No.
No.
VDC
B
3.4
QE01
C
12.7
E
2.7
B
12
QE02
C
27.9
E
12.7
B
13.4
QE03
C
22.3
E
12.7
B
22.3
QE04
C
27.9
E
21.6
B
2.3
A
QE05
C
15.4
E
1.6
B
15.6
QE07
C
0
E
16.2
B
16.1
QE08
C
27.9
E
15.5
B
15.5
QE10
C
27.9
E
14.9
B
14
QE11
C
0
E
14.6
B
211.6
QE22
C
10.7
E
212.1
B
210.2
QE23
C
187.7
E
210.7
B
187
QE24
C
0
E
187.8
B
25.1
QE25
C
117
E
24.6
B
1.4
QE26
C
24.6
E
0.9
B
12.4
B
QE35
C
139.5
E
11.9
B
12.5
QE36
C
27.9
E
11.9
C
D
E
6

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