
PCB Diagram
Samsung Electronics
9-5
9-5 Main SMPS Board
①
CN800 : AC IN (220V)
②
CN804-1(Main SMPS)
↔
CN102(Main B'D)
Pin No.
Signal
1
D5.3V
2
RTN
3
VCS
4
VCA
5
RTN
6
RTN
7
D12V
8
PS_ON
9
RTN
10
STB-5V
11
FAN_ON
12
FAN_D
③
CN803(Main SMPS)
↔
CN101(Main B'D)
Pin No.
Signal
1
6.5V
2
RTN
3
A12V
4
RTN
5
18V-AMP
6
18V-AMP
7
RTN-AMP
8
RTN-AMP
9
VT
10
RTN
④
CN810(Main SMPS)
↔
CN2005(Logic B'D)
Pin No.
Signal
1
D5.3V
2
D5.3V
3
RTN
4
RTN
5
D5.3V
6
RTN
7
PS_ON
8
N.C
9
VS_ON
10
STB-5V
⑤
CN809(Main SMPS)
↔
CN3(DC-DC SMPS)
Pin No.
Signal
1
D5.3V
2
Vg
3
RTN
4
RTN
5
RTN
6
RTN
7
RTN
8
Va
9
Va
10
N.C
11
Vs
12
Vs
Summary of Contents for PS-50Q7HD
Page 28: ...3 16 Samsung Electronics MEMO ...
Page 48: ...Circuit Description 13 20 Samsung Electronics Scan_l Even_Scan Y Sustain ...
Page 49: ...Circuit Description Samsung Electronics 13 21 Attachment 2 X Output Waveform X Sustain ...
Page 50: ...13 22 Samsung Electronics MEMO ...
Page 58: ...7 8 Samsung Electronics MEMO ...
Page 66: ...9 8 Samsung Electronics MEMO ...
Page 92: ...12 10 Samsung Electronics MEMO ...
Page 107: ...6 14 Samsung Electronics MEMO ...
Page 123: ...Samsung Electronics 5 2 MEMO ...