Uy Main Board - Sony Trinitron KV-27FV15 Service Manual

UY BOARD SCHEMATIC DIAGRAM (1/2)
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FOLDOUT 57-60 1
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4/15/99, 1:27 PM
UY (MAIN) BOARD IC VOLTAGE LIST
IC261 29 4.6 59 4.7 IC3504 28
pin volt 30 0 60 4.6 pin volt 29
1 4.6 31 4.6 61 4.7 1 1.6 30
2 4.6 32 4.5 62 4.6 2 1.6 31
3 4.6 33 GND 63 4.6 3 0.5 32
4 4.6 34 NC 64 4.6 4 0 33
5 4.6 35 4.4 IC1051 5 5.0 34
6 4.6 36 NC pin volt 6 2.6 35
7 4.6 37 GND 1 NC 7 1.1 36
8 4.6 38 NC 2 NC 8 5.0 37
9 NC 39 9.1 3 0.3 9 1.1 38
10 4.6 40 NC 4 NC 10 0 39
11 NC 41 NC 5 8.3 11 2.7 40
12 0 42 4.6 6 NC 12 2.0 41
13 4.6 43 NC 7 NC 13 2.0 42
14 NC 44 NC 8 GND 14 1.0 43
15 NC 45 NC 9 0 15 GND 44
16 NC 46 GND 10 NC 16 5.0 45
17 4.6 47 NC 11 GND 17 0.3 46
18 0 48 GND 12 9.1 18 0 47
19 4.6 49 4.6 13 GND 19 0.3 48
20 4.6 50 4.7 14 4.5 20 0
21 4.6 51 4.6 15 4.5 21 5.0
22 4.6 52 4.7 16 9.1 22 5.0
23 4.6 53 4.6 IC2006 23 0
24 4.4 54 4.7 pin volt 24 0
25 NC 55 4.5 IN 9.1 25 0
26 NC 56 4.6 OUT 5 26 0
27 4.6 57 GND GND GND 27 5.0
28 4.6 58 4.6
UY (MAIN) BOARD TRANSISTOR
UY (MAIN) BOARD WAVEFORMS
VOLTAGE LIST
B C E
1
Q212 4.6 9.1 3.9
Q231 0 0.2 GND
Q233 -0.1 0 GND
Q234 -0.1 0 GND
Q235 -0.1 0 GND
Q236 -0.1 0 GND
4
Q237 4.6 GND 0.3
Q238 4.7 GND 5.3
Q239 4.7 GND 5.3
Q246 0.3 0.2 GND
Q262 4.6 GND 5.2
Q263 4.6 GND 5.2
Q264 4.4 GND 5.0
7
Q265 4.5 9.1 3.8
Q266 4.6 GND 5.2
Q267 0.2 GND 0.9
Q1051 9.1 -1.4 9.0
Q1201 8.6 0 9.1
Q1202 0 4.4 GND
Q1203 0 4.4 GND
Q1204 8.6 0 9.1
Q1205 4.6 9.1 4.0
Q1206 4.6 9.1 4.0
Q2003 1.1 GND 1.8
Q2004 1.1 GND 1.8
Q2005 4.5 9.1 3.8
Q2006 4.5 9.1 3.9
Q2007 2.3 4.4 1.7 UY MAIN BOARD (*) MARK LIST
Q2008 2.3 4.6 1.6
REF. NO. LOCATION
Q2009 4.4 9.1 3.7
Q2010 4.6 9.1 3.9
Q2014 5.1 9.1 4.4 CN261
Q2018 4.1 GND 4.8 D902
Q2019 5.2 9.1 4.5
D910
All voltages are in V D911
J902
J903
J904
R902
R921
R922
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KV-27FV15/29FV10/29FV15/29FV15C/29FV15K
GND
0
GND
GND
GND
GND
5.0
GND
0
2.3
5.0
GND
2.0
2.0
2.0
GND
2.3
5.0
5.0
0
0
All voltages are in V
2 3
1.0 Vp-p (H) 1.0 Vp-p (H) 2.0 Vp-p (H)
5 6
1.0 Vp-p (H) 2.0 Vp-p (H)
2.2 Vp-p (H)
8 9
2.0 Vp-p (H) 1.0 Vp-p (H)
1.7 Vp-p (H)
KV27FV15 KV29FV15 KV29FV10 KV29FV15K
KV29FV15C
A-10 7P 7P # 7P
L-2 MTZJ-T-9110 MTZJ-T-9110 # MTZJ-T-9110
J-2 MTZJ-T-9110 MTZJ-T-9110 # MTZJ-T-9110
J-2 MTZJ-T-9110 MTZJ-T-9110 # MTZJ-T-9110
L-2 3P 3P # 3P
J-2 3P 3P # 3P
J-2 3P 3P # 3P
L-2 100 100 # 100
J-2 100 100 # 100
J-2 100 100 # 100
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