Sanyo CP20SW1Z Service Manual page 26

CRT BOARD (Component Location)
JS741 1
D751A 5 K7P
Q751
R741
E
R753A
D742
C751
R743A
E
R713A
Q721A
R723A
Q721
C741
(G-OUT)
(R-OUT)
K7Y
(B-OUT)
Q701
R724
Q701A
L721
E
R714
L711
L701
K7Q R704
3 1
(C4GH)
MAIN BOARD (Component Location)
RC PRE-AMP.
POS
POS
DOWN
UP
D1910
A1901A
C1902
SW1901 SW1902
R1902A
R1907
PS601
L601-H7 L601-H8
F601A
PS601-H2
L607
SW601-H1 L601-H2
SW601-H2
PS601-H3 PS601-H1
L601-H1
SW601-H3 SW601-H4
L608
L601-H6 L601-H5
KE-2 KE-1
KE
T4AL250V
L601
SW601
1 2 3 R602-H2 R602-H3 R602-H4
KG-1 KG-2 KG-3
R602-H1
KG
R602 C628
TP-EE
D617
L621
R619
D618
VA602
C614
C607
J122
R620
R621
R624-H1
L604
T611-H2
C615
C607-H1 C607-H2
T611-H5
L610
1AA4B10S00900
*** Q612
Q613
POWER DRIVE
POWER OUT
Q613A
T611-H8
D631
T471A
C641
R355
T471-H1 D432
KDY-6
T471-H2
2 1
3
R435
4
T471
T471-H5
FBT
5
6
KDY-1
T471-H7
T471-H8 T471-H10
7
8 10
12
T471-H12 JP402
R423
11
T471-H11
R475
M K
KQ
1 3
VOL
VOL
WHITE YELLOW MENU
TV/AV
UP DOWN VIDEO
AUDIO
IN
IN
SW1905
SW1903 SW1904 SW1906
C019A
R1903A R1904A
R1911 C006
R1912
K1004
Q1902A
E R022A
R681 R887
R034A
IC651
E
C661 Q886
R886
R683A
R682 R688
C685
JW18
J680 J661
R661-H2
D685
Q661
Q685A E
R662-H2
D683
R685A
D661 J634
R636
J633
R661-H1
R644-H1
J631
VR631
J630 R662-H1
+
B ADJ.
Q641
R635
E
JW17
R646
D686
R637
R644-H2
R638
E
C645
D632 Q683
J644
R686
L635
C635
C632
JW16
T611
C662
J643
D635
SW501(V-CENTER)
L634
T611-H17
20V
J642
J648
T611-H16
JW5
12V
J641
J507
24V
R501
R522
T611-H13
C633
R360
C644
130V
E Q527A
D633
T611-H12 D357
R516
R357
C527
T611-H11 IC501 D249
VERT. OUT
JW15
JW20
C515
J502 IC501A
JW14
C631
J218
R212
L631
R519
C521 R227
JW23
R228
TP-130V
D501
J504
JW10 R226A
J450
J508 27
J510
C280A C277
R352
R283A
R434
16
D352 9
C218A
L445-H2 L445-H1 L445
R354
IC281
D350 JW9
JP445
SECAM
D351
28
R359
C291 1 8
R441Z
C281
C353A
C284 C286
C441
L441A L204
L441
JW22
T431 R280A
C441A
HORIZ.DRIVE
C245
C247
TRANS.
L431 J401
C204
R175
R242A
L432 L243
D486
JP181A
C209
D467
D468
Q190A
D448
D201
E
E
R225A
J480 1
C401
1
X181
JW21
R224A JW24
1AA4B10S00900
DIP
AUDIO
AUDIO
VIDEO
IN (R) IN (L)
IN
(SOLDER SIDE)
R038A
R1202 K1003
C1201A
R1201A
J025 IC1201
R1203A
R1204A
AUDIO
J029
C021A R035A
SW R2 L2 C1001
R1012
Q013A
JP005
C1017
R023A E J1001
C020 Q004A
J1004
C012
R031A E R029A
R024A
J016
R020A
R011A R039A J015
C015A
J014
C017A
R021A
R010
R027A
Q001A JW19
E
J012
R007
R017A C005
J019
R015 C022
R016A
C011
J018
D004
C009
C010
J891 R897A R009
R899
J811
R019
C004
J812 R898A
J813 R816A
R874 R830
J814 R813A
R833A
R818
R834A R815A
J802
R873A
R835A
J804
R857A J803 R836A
R866A
(SOLDER SIDE)
R840A
IC801
R869A C003
R837A
R842A
R817 CPU
R838A
J807
R841A
JP801
J806
8 5
R872
E IC802 C836
Q881A C811A
R801A
J880 MEMORY
R883A
R530
R876A
J801
R882A
J290 1 4
X801
J202 C880A J263
R811A
J227
R892A
R812A
C892A
J228 C805
J350 C801A
J229 R871 C894A
J209 C804A
C802A
J230
C230A R893A C816A
KP 1
J213 C835
R819A C806A
C231 R870A
R877A C893 C862A
C232
R863A
J815
R211
C861
C202
J220
JW6
IC202 C295
J214
X161A
JW3
X161
R233A
R292
J201
R232A
JW1
JP027 R291-H2
R291
J175
R231 E
20 10 1 R296
R180A
C124A C176A
Q174A
JW11
R124A
C120A
IC201
R122A R125A
IF/VIDEO/CHROMA
R174 R121A
JW2 J208 C113A
D122A
R263A J034 R114A
C172A
30 40 50 54
R179A
R265A
R176A
R353A
C112A
C171A
J225
R170A
L171
X211 E Q261
C175A J211 J262
J111
C174A
L175
J102
R108
R220
C227 JW12 J223
R111A
JW4
D106
C111A
R1009A R105
J226 D1002
C1002
R1004A
J205
R1003
C101
K1001A
Q182A R109A
J101
R141A
J103
AUDIO VIDEO
C135
WHITE YELLOW A101
Waveforms & Voltages
(On the Main Board)
IC201 (IF/VIDEO/CHROMA)
Pin-1 2.3V 2 2.2V 3 2.7V 4 3.2V
10 2.3V 11 4.3V 12 4.1V 13 4.3V
19 2.2V 20 2.1V 21 2.1V 22 2.0V
28 1.3V 29 1.7V 30 0.9V 31 4.5V
37 1.9V 38 2.8V 39 3.5V 40 2.5V
46 2.3V 47 3.8V 48 4.1V 49 4.1V
IC501 (VERT. OUT)
Pin-1 2.9V 2 26.4V 3 1.6V 4 0V
IC002 (AUDIO AMP.)
Pin-1 N.C. 2 N.C. 3 7.1V 4 0V
10 N.C.
IC202 IC651
Pin-1 7.8V 2 0V 3 5.0V Pin-1 12.5V
IC802 (MEMORY)
Pin-1 GND 2 GND 3 GND 4 GND
IC801 (CPU)
Pin-1 4.3V 2 4.1V 3 5.0V 4 5.0V
10 2.3V 11 3.4V 12 0V 13 5.0V
19 0V 20 0V 21 0V 22 0V
28 5.0V 29 0V 30 5.0V 31 4.9V
Q111 Q171 Q172 Q182 Q1902
B 1.3V B 7.3V B 2.2V B 1.3V B 5.0V B 2.3V
C 6.0V C 9.2V C 7.2V C 0V C -0.4V C
E 6.6V E 1.6V E 1.9V E 5.0V E 3.0V
E 0.5V
Q631 Q661 Q681 Q683 Q684 Q685
B 0.2V B 16.0V B 0V B 11.6V B 0.1V B 0.3V
C 18.5V C -1.0V C 5.1V C 11.8V C 0V C 19.0V
E 3.3V E 14.9V E 0V E 11.8V E 0V E 0.2V
IC201-pin19 IC201-pin20 IC201-pin21
<R out> <G out> <B out>
3.4Vp-p
3.8Vp-p 3.6Vp-p
J017
R013 IC201-pin46 Q431-C
IC501-pin5
JP001
<Y out> <H drive>
<V out>
C013
1.4Vp-p Horiz.
1.9Vp-p 50Vp-p 36.0Vp-p Horiz.
47Vp-p 47.6Vp-p Vert.
Q613-C
<Power out>
472Vp-p
550Vp-p
ACK
(On the CRT Board)
STS
SCL
SDA
Q701 Q711 Q721 Q741 Q751
GND
B 2.5V B 2.5V B 2.5V B 0.7V B 9.3V
C 141V C 141V C 141.8V C GND C 0V
E 2.3V E 2.3V E 2.3V E 1.4V E 9.2V
B8
Q701-C Q721-C
5V Q701-B
ODD/EVEN
<B-out> <G-out>
<B drive>
SDA
SCL
TEXT R
TEXT G
TEXT B
OSD BLK
VIDEO 112Vp-p 4.6Vp-p 112Vp-p
GND
(C4GH)
5 2.9V 6 2.9V 7 0V 8 5.0V 9 2.5V
14 1.6V 15 1.7V 16 1.6V 17 0V 18 8.3V
23 2.2V 24 2.7V 25 5.2V 26 2.6V 27 0.7V
32 8.4V 33 0V 34 2.5V 35 2.5V 36 2.7V
41 0V 42 2.5V 43 5.0V 44 2.7V 45 2.5V
50 2.5V 51 2.2V 52 2.0V 53 2.2V 54 3.1V
5 18.0V 6 27.0V 7 2.9V
5 0.7V 6 1.2V 7 6.8V 8 GND 9 14.4V
2 0V 3 5.0V
5 5.0V 6 5.0V 7 GND 8 5.0V
5 0V 6 1.9V 7 2.3V 8 5.0V 9 5.0V
14 3.4V 15 5.0V 16 0V 17 4.8V 18 4.2V
23 5.0V 24 0V 25 0V 26 0.2V 27 4.4V
32 5.0V 33 5.0V 34 0V 35 5.0V 36 5.0V
Q261 Q431 Q432 Q449 Q527 Q611 Q612
B 0V B 2.1V B 0.1V B 0V B 15.0V B 0V B -0.3V
0V C 17.5V C133.7V C 4.4V C 4.4V C 0V C -0.3V C 314V
E 0V E 2.2V E 0V E 0V E 15.2V E 0V E
Q686 Q861 Q871 Q881 Q886
B 19.0V B 4.4V B -8.6V B -0.4V B 0.7V
C 0V C 5.0V C 4.8V C 4.2V C 0V
E 0V E 0V
E 18.5V E 5.0V E 0V
IC201-pin23 IC201-pin27 IC201-pin28
IC201-pin44
<V drive> <H drive> <Sandcastle> <CVBS int.>
6.5Vp-p 1.8Vp-p 4.6Vp-p 1.7Vp-p 0.8Vp-p
2.5Vp-p 1.0Vp-p Vert. Horiz. Horiz.
Q432-B Q432-C Q612-C Q613-B
<H out> <H out> <Power drive> <Power drive>
6.0Vp-p 2.4Vp-p
17.0Vp-p Horiz. 3.0Vp-p
1000Vp-p 992Vp-p
Q721-B
Q711-C Q711-B
<G drive> <R-out> <R drive>
4.6Vp-p 101Vp-p 4.7Vp-p
F8TK
Q613
0V
Horiz.