SONY KV-38FX250T, KV-34FV10, KV-32FS10, KV-32FV15, KV-36FS10 SERVICE MANUAL Part5
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KV-32FS10/32FV15/32XBR250/34FV10/34FV15/34FV15C/34FX250C/34FV15K
1
A
B
C
D
E
234567
34FV15T/36FS10/36FV15/36XBR250/38FX250/38FX250C/38FX250T/38FV15K
UX PIP BOARD SCHEMATIC DIAGRAM
UX
[ 3D DIGITAL, COMB FILTER, AV SW, AUDIO CONTROL, SRS, PIP ENCODE, CHROMA DECODE ]
[ COMPONENT SIDE ]
1
A
B
C
[ CONDUCTOR SIDE ]
234567
UX (PIP) BOARD WAVEFORMS
1
2.0 Vp-p (H)
4
4.6 Vp-p (H)
7
3.0 Vp-p (H)
10
4.5 Vp-p (V)
2
1.8 Vp-p (8MHz)
5
1.2 Vp-p (H)
8
3.8 Vp-p (V)
3
6
9
1.8 Vp-p (H)
3.6 Vp-p (V)
6.5 Vp-p (H)
UX (PIP) BOARD IC VOLTAGE LIST
IC3302 18 0.2 8 2.8 32 GND 14 4.7
pin volt 19 0.1 9 8 . 5 33 3.7 15 4. 7
IN 8.7 20 0.4 10 0.7 3 4 3.6 1 6 NC
OUT 5.1 21 4.7 1 1 3.6 35 GND 1 7 NC
GND GND 2 2 4.7 12 4.2 36 4.7 18 NC
IC3303 23 NC 1 3 4.2 3 7 4.7 IC3308
pin volt 24 NC 14 0.1 38 4. 1 pi n volt
1 GND 25 GND 15 0.7 39 3.3 1 3.5
2 3.0 26 NC 16 0.7 40 0.6 2 2.7
3 2.3 27 0 17 GND IC3307 3 3.2
4 1.8 28 1.7 1 8 2.7 pi n volt 4 2.7
5 4.8 29 5.0 1 9 2.7 1 GND 5 2.7
6 GND 30 2.2 20 2.7 2 NC 6 GND
7 0.1 31 4.0 2 1 NC 3 NC 7 GND
8 0 32 2.2 22 NC 4 5.1 8 GND
9 0.2 IC3304 23 NC 5 0.7 9 0.3
10 5.0 pin volt 24 NC 6 GND 10 0.3
11 1.9 1 2.1 25 8.5 7 2.9 11 0.3
12 0 2 3.9 26 2.2 8 2.4 12 2.7
13 NC 3 8.5 27 NC 9 1.4 13 3.2
14 -2.9 4 1.6 2 8 NC 1 0 1. 1 14 2.7
15 GND 5 GND 29 4.3 11 GND 15 2.7
16 GND 6 2.8 30 NC 12 5.1 1 6 8.5
17 5.0 7 2.8 31 GND 1 3 NC All voltages are in V
UX (PIP) BOARD TRANSISTOR
VOLTAGE LIST
Q3301 4.4 8.4 3.7
Q3302 0 GND 0.7
Q3305 0.1 GND 0.7
Q3306 0.6 0 1.2
Q3307 0.2 GND 0.8
Q3310 0 4.3 GND
Q3312 0 0 0.6
Q3314 3.7 GND 4.4
Q3322 4.4 8.7 3.7
All voltages are in V
D
E
UX (PIP) BOARD (*) MARK LIST
KV-32XBR250
KV-34FX250C
KV-36XBR250
REF. NO. LOCATION
C3377 H - 5 0.1
C3378 H - 6 560p
C3380 H - 6 0.1
C3381 H-6 0.0068
C3382 H - 6 0.068
C3383 H - 8 0.1
IC3307 G- 7 Z86130112SSC
Q3322 G - 5 2SD601A-Q
R3308 G-6 0
R3325 G-5 100
R3392 G-5 0
R3393 H-5 100
R3394 H - 5 470
R3398 H-6 6.8K
R3399 H-8 100
R3401 G-8 100
R3402 G- 8 100
R3404 H- 7 10K
KV-38FX250
KV-38FX250C
KV-38FX250T
UX BOARD LOCATOR LIST
DIODE IC TRANSISTOR A B A B
AB AB AB
D231 B - 4 IC261 A - 6 Q212 A-1 Q267 D -6 Q2012 C-3
D232 B-4 IC1051 D - 7 Q231 C-1 Q268 A-2 Q2013 B-5
D233 B-4 IC2003 B-2 Q233 C -2 Q1051 D-1 Q2014 B-5
D234 A- 4 IC2004 B-2 Q234 C-1 Q1201 A - 2 Q2015 B-5
D235 B-4 IC2005 A-1 Q235 C-1 Q1202 B-2 Q2016 B-5
D236 B-4 IC2006 A - 4 Q236 C-1 Q1203 D-6 Q2017 A -3
D237 B-5 IC2007 B- 2 Q237 B- 7 Q1204 D -5 Q2018 C -5
D238 B-5 IC2009 B- 5 Q238 C -2 Q1205 A - 5 Q2019 C-5
D239 B-5 IC3302 D-1 Q239 C -2 Q1206 D -3 Q2119 B- 6
D245 C-1 IC3303 D - 2 Q240 C-2 Q1405 A -1 Q3301 C-6
D246 C-1 IC3304 C-3 Q241 C- 2 Q1406 A-1 Q3302 E-2
D247 C- 2 IC3305 D- 3 Q242 D -2 Q2001 A-5 Q3305 E-1
D248 C-1 IC3307 C-7 Q243 C-2 Q2003 A - 4 Q3306 E- 6
D249 C- 2 Q244 C-2 Q2004 A -4 Q3307 E- 2
D250 D - 2 Q245 D- 2 Q2005 A-4 Q3310 C-7
D261 B-7 Q246 B-1 Q2006 A - 4 Q3312 E-6
D902 D- 6 Q262 A- 2 Q2007 B-3 Q3314 C-1
D910 D -4 Q263 A-2 Q2008 A- 3 Q3322 D-6
D911 D - 4 Q264 A- 9 Q2009 A- 3
D1051 D-1 Q265 A- 2 Q2010 A-3
D2005 B -3
D1052 D-1
D2201 D-5
D2202 D - 5
D2203 D - 5
Q266 B-1 Q2011 A - 5
Schematic diagrams
UX
main board
UX
PIP board
— 68 —— 67 —— 66 —— 65 —
FOLDOUT 65-68 5/10/99, 11:42 AM2
UY MAIN BOARD SCHEMATIC DIAGRAM
KV-32FS10/32FV15/32XBR250/34FV10/34FV15/34FV15C/34FX250C/34FV15K
34FV15T/36FS10/36FV15/36XBR250/38FX250/38FX250C/38FX250T/38FV15K
UY MAIN BOARD (*) MARK LIST
KV-34FV15
KV-32FS10 KV-32FV15 KV-34FV15C
REF. NO. LOCATION KV-36FS10
C278 E-8 # 22 22
CN261 A-10 # CONNECTOR CONNECTOR
CN263 A-8 # BOARD BOARD
D902 M-2 # MTZJ-T-9110 MTZJ-T-9110
D910 J-2 # MTZJ-T-9110 MTZJ-T-9110
D911 K - 2 # MTZJ-T-9110 MTZJ-T-9110
D912 K-2 # MTZJ-T-9110 MTZJ-T-9110
J902 M-2 # 3P 3P
J903 J-2 # 3P 3P
J904 J-2 # 3P 3P
J905 K-2 # 3P 3P
Q202 E-4 # 2SD601A-Q 2SD601A-Q
Q203 E-4 # 2SD601A-Q 2SD601A-Q
Q205 E-4 # 2SA1162-G 2SA1162-G
Q206 E-4 # 2SA1162-G 2SA1162-G
Q208 E-5 # 2SD601A-Q 2SD601A-Q
Q209 F-5 # 2SD601A-Q 2SD601A-Q
Q263 C-9 2SA1162-G # 2SA1162-G
Q264 E-11 2SA1162-G # 2SA1162-G
Q265 D-12 2SD601A-Q # 2SD601A-Q
Q267 L-5 2SA1162-G # 2SA1162-G
Q1051 K-13 2SA1162-G # 2SA1162-G
Q1201 C - 8 2SA1162-G # 2SA1162-G
Q1202 D-8 2SD601A-Q # 2SD601A-Q
Q1203 M-10 2SD601A-Q # 2SD601A-Q
Q1204 L-10 2SA1162-G # 2SA1162-G
Q1205 C-7 2SD601A-Q # 2SD601A-Q
R209 D-3 # 47K 47K
R210 E-3 # 22K 22K
R211 D -3 # 4 7 K 47 K
R212 E-3 # 22K 22K
R213 D -3 # 4 7 K 47K
R214 E-3 # 22K 22K
R218 E -4 # 470 470
R219 D - 4 # 1K 1K
R220 F - 4 # 560 560
R221 F - 4 # 470 470
R222 D - 4 # 1K 1K
R223 E-4 # 560 560
R225 D - 4 # 100 100
R226 D - 4 # 100 100
R228 F - 4 # 1K 1K
R229 E-5 # 1K 1K
R290 F-8 # 100 100
R902 M-2 # 100 100
R921 J- 2 # 100 100
R923 J-2 # 100 100
R925 K-2 # 100 100
R1266 E-5 # 470 470
R1269 F -4 # 470 470
R1277 G-10 # 100 100
KV-36FV15 KV-34FV15K
KV-38FV15T
UY (MAIN) BOARD TRANSISTOR
VOLTAGE LIST
BCE
Q202 2.7 8.1 2.1
Q203 2.7 8.1 2.1
Q205 8.1 4.1 8.7
Q206 8.1 4.1 8.7
Q208 4 9.1 3.4
Q209 4 9.1 3.4
Q210 2.7 9.1 2.1
Q211 2.7 9.1 2.1
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
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
Q265 4.5 9.1 3.8
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
Q1207 8.9 3.8 9.0
Q1208 8.9 3.8 9.0
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
Q2008 2.3 4.6 1.6
Q2009 4.4 9.1 3.7
Q2010 4.6 9.1 3.9
Q2014 5.1 9.1 4.4
Q2018 4.1 GND 4.8
Q2019 5.2 9.1 4.5
All voltages are in V
UY (MAIN) BOARD W A VEFORMS
1 2
1.0 Vp-p (H) 1.0 Vp-p (H)
4 5 6
2.2 Vp-p (H) 1.0 Vp-p (H) 2.0 Vp-p (H)
3
2.0 Vp-p (H)
7
2.0 Vp-p (H)
8 9
1.0 Vp-p (H)
UY (MAIN) BOARD IC VOLTAGE LIST
IC261 26 NC 53 4.4 1 4 4.7 IC3504 2 5 0
pin volt 2 7 4. 5 54 4. 6 15 4.7 pin volt 2 6 0
1 4.5 2 8 4.5 55 4.4 16 8.9 1 1.4 27 4.8
2 4.5 29 4.5 56 4.4 IC2006 2 1 .4 2 8 GND
3 4.5 30 0 5 7 GND pin volt 3 0.5 29 GND
4 4.5 3 1 4.7 58 4.4 IN 9.0 4 0 30 GND
5 4.5 3 2 4.7 59 4.5 OUT 4.9 5 4.8 31 GND
6 4.5 33 GND 60 4.5 GND GND 6 2.6 32 GND
7 4.5 34 NC 61 4 .5 IC2009 7 1. 0 3 3 GND
8 4.5 35 4. 2 62 4 . 5 pin volt 8 4.8 34 4. 8
9 NC 36 NC 63 4.5 1 4.8 9 1.0 35 GND
1 0 4.5 37 GND 64 4.5 2 GND 1 0 0 36 GND
11 NC 3 8 NC IC1051 3 4. 8 1 1 2.7 37 2. 3
12 0 3 9 9 pin volt 4 NC 1 2 2. 0 38 4.8
13 4.5 40 NC 1 NC 5 4.8 13 2.0 39 GND
14 4.5 41 NC 2 NC 6 NC 14 1.0 40 2.2
15 4.5 42 4.4 3 0.4 7 NC 15 GND 4 1 2.2
16 4.5 43 NC 4 NC 8 GND 16 4.8 42 3.3
17 4.5 44 NC 5 6.1 9 4.7 17 0.3 4 3 0
18 0 45 NC 6 NC 10 4.7 18 GND 44 3.3
19 4.5 46 GND 7 NC 11 4.8 1 9 0.3 45 4.8
20 4.5 47 NC 8 GND 12 NC 20 0 46 4.8
21 4.5 48 GND 9 6.0 13 NC 21 4.8 47 GND
22 4.5 49 4.5 10 NC 14 GND 22 4.8 48 GND
23 4.5 50 4.5 11 GND 15 NC 23 0
24 NC 51 4.5 12 8.9 16 NC 24 0
25 NC 52 4.6 13 GND
All voltages are in V
1.7 Vp-p (H)
FOLDOUT 69-72A 5/10/99, 9:06 AM1
— 72 —— 71 —— 70 —— 69 —
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