Samsung 794MBplus, 796MBplus, 798MB Service manual PCB Diagram

12 PCB Diagrams

12-1

12 PCB Diagrams

12-1 Main PCB Layout

D201 DIODE-SWITCHING 60.6 60.0
D601 DIODE-BRIDGE 198.6 63.5
D301 DIODE-RECTIFIER 152.5 94.0
D302 DIODE-RECTIFIER 77.8 90.0
D403 DIODE-RECTIFIER 154.2 213.5
D404 DIODE-RECTIFIER 129.5 186.5
D405 DIODE-RECTIFIER 121.0 194.5
D406 DIODE-RECTIFIER 151.0 186.5
D407 DIODE-RECTIFIER 160.8 172.6
D441 DIODE-RECTIFIER 160.0 223.5
D451 DIODE-RECTIFIER 27.0 181.5
D452 DIODE-RECTIFIER 20.0 181.5
D453 DIODE-RECTIFIER 13.0 181.5
D455 DIODE-RECTIFIER 106.3 206.7
D501 DIODE-RECTIFIER 129.0 148.5
D502 DIODE-RECTIFIER 119.0 151.5
D503 DIODE-RECTIFIER 226.0 163.0
D504 DIODE-RECTIFIER 231.7 221.8
D603 DIODE-RECTIFIER 138.5 47.0
D604 DIODE-RECTIFIER 155.0 48.7
D605 DIODE-RECTIFIER 142.5 42.7
D606 DIODE-RECTIFIER 153.5 39.2
D622 DIODE-RECTIFIER 103.0 67.0
D623 DIODE-RECTIFIER 49.4 95.5
D624 DIODE-RECTIFIER 53.0 104.0
D625 DIODE-RECTIFIER 103.0 54.0
D626 DIODE-RECTIFIER 103.0 45.7
D627 DIODE-RECTIFIER 103.0 40.0
D628 DIODE-RECTIFIER 103.0 35.0
D202 DIODE-SWITCHING 24.6 20.0
D341 DIODE-SWITCHING 58.1 164.0
D401 DIODE-SWITCHING 78.1 171.5
D402 DIODE-SWITCHING 94.0 186.0
D411 DIODE-SWITCHING 167.5 123.0
D412 DIODE-SWITCHING 162.3 133.0
D413 DIODE-SWITCHING 175.9 142.8
D414 DIODE-SWITCHING 89.0 118.6
D511 DIODE-SWITCHING 213.0 126.1
D512 DIODE-SWITCHING 219.8 140.5
D521 DIODE-SWITCHING 183.5 128.0
D522 DIODE-SWITCHING 183.5 125.2
D523 DIODE-SWITCHING 203.5 121.4
D532 DIODE-SWITCHING 24.7 112.0
D533 DIODE-SWITCHING 46.9 129.3
D608 DIODE-SWITCHING 158.4 44.1
D621 DIODE-SWITCHING 225.0 86.0
D629 DIODE-SWITCHING 183.0 106.0
ZD201 DIODE-ZENER 73.6 57.5

Loc. No. Description X Y

ZD202 DIODE-ZENER 75.1 40.5
ZD203 DIODE-ZENER 73.6 60.2
ZD204 DIODE-ZENER 75.1 34.5
ZD211 DIODE-ZENER 7.0 32.5
ZD212 DIODE-ZENER 7.0 35.3
ZD213 DIODE-ZENER 15.4 76.5
ZD214 DIODE-ZENER 18.0 76.5
ZD221 DIODE-ZENER 211.8 93.9
ZD222 DIODE-ZENER 209.3 93.9
ZD223 DIODE-ZENER 206.8 93.9
ZD224 DIODE-ZENER 204.3 93.9
ZD225 DIODE-ZENER 201.8 93.9
ZD226 DIODE-ZENER 199.3 93.9
ZD301 DIODE-ZENER 131.5 106.5
ZD302 DIODE-ZENER 135.0 97.5
ZD303 DIODE-ZENER 155.5 89.0
ZD514 DIODE-ZENER 207.0 140.0
ZD601 DIODE-ZENER 141.7 11.5
ZD602 DIODE-ZENER 164.5 22.9

Q451 FET-SILICON 73.0 196.0
Q452 FET-SILICON 57.0 196.0
Q453 FET-SILICON 42.0 196.0
Q590 FET-SILICON 108.0 162.5
Q414 TR-POWER 204.0 143.5
Q490 TR-POWER 160.0 213.5
Q321 TR-SMALL SIGNAL 25.5 100.5
Q322 TR-SMALL SIGNAL 25.5 95.5
Q323 TR-SMALL SIGNAL 25.5 105.5
Q401 TR-SMALL SIGNAL 89.5 181.4
Q411 TR-SMALL SIGNAL 172.0 135.8
Q412 TR-SMALL SIGNAL 172.0 141.2
Q413 TR-SMALL SIGNAL 200.2 139.9
Q455 TR-SMALL SIGNAL 23.5 183.0
Q456 TR-SMALL SIGNAL 16.5 183.0
Q457 TR-SMALL SIGNAL 9.5 183.0
Q501 TR-SMALL SIGNAL 78.2 160.9
Q502 TR-SMALL SIGNAL 78.2 166.4
Q511 TR-SMALL SIGNAL 221.0 127.5
Q512 TR-SMALL SIGNAL 221.1 132.7
Q551 TR-SMALL SIGNAL 20.0 215.0
Q601 TR-SMALL SIGNAL 160.7 29.3
Q621 TR-SMALL SIGNAL 233.0 85.5
Q622 TR-SMALL SIGNAL 115.5 76.0
Q623 TR-SMALL SIGNAL 46.0 96.5
Q624 TR-SMALL SIGNAL 25.5 83.0
Q625 TR-SMALL SIGNAL 40.0 82.5

TRANSISTOR

Loc. No. Description X Y

DIODE

12 PCB Diagrams

12-2

12-2 Video PCB Layout

DB01 DIODE-SWITCHING 110.5 66.0
DB02 DIODE-SWITCHING 118.5 68.5
DB03 DIODE-SWITCHING 28.0 45.5
DB04 DIODE-SWITCHING 20.5 48.2
DB05 DIODE-SWITCHING 24.5 18.0
DG01 DIODE-SWITCHING 110.5 46.0
DG02 DIODE-SWITCHING 118.5 61.0
DG03 DIODE-SWITCHING 31.2 66.0
DG04 DIODE-SWITCHING 19.8 70.9
DG05 DIODE-SWITCHING 31.2 68.7
DR01 DIODE-SWITCHING 110.5 41.0
DR02 DIODE-SWITCHING 118.5 17.0
DR03 DIODE-SWITCHING 13.5 29.8
DR04 DIODE-SWITCHING 5.5 27.0
DR05 DIODE-SWITCHING 18.5 20.0
ZD101 DIODE-ZENER 118.5 14.5
ZD102 DIODE-ZENER 105.3 27.8
ZD103 DIODE-ZENER 95.8 9.6
ZD104 DIODE-ZENER 85.1 13.3
ZD105 DIODE-ZENER 36.5 76.5

IC101 IC HYBRID 101.8 40.3
IC102

IC HYBRID-BIAS CLAMP

13.5 56.5

IC103 IC-VIDEO AMP 25.1 51.4

Loc. No. Description X Y

DIODE

IC