Kenwood DV-203 Service Manual page 33

AE AF AG
Q Q
3 7 6 3 1 5 1 5 0
+5.6V
+5V +5V
0V 4.3V
-0.6V
5.0V 0V
C258 R297
Q234 Q235 0.1 100
14
19
R312 -5.1V
79 8.2K
80
D203
VIDEO
5.6V
ADJUST.
CONT.
+12V
+5V +5.6V
FILTER
D206 D204
R224
R299 Q237 560
100
16
1.7V
1.1V
D205
-5.1V
8.9V 4.8V 229
5.6V AVR(VIDEO)
230
R307 Q232
+5.6V
1
Q233
R308
5.4V 5.6V
5.6V
1
5.0V
R289 C251
-8.9V +5.6V
2.2K 100P
+12V
R291 C254
2.2K 100P
+ + -5.7V
+ +
60
59
+12V
58
12V
57
+5.6V
55
+5V
1.7V
54 C
4.8V
IC29
SRAM
53 Cb
4.8V
28 R257
VCC R303 560
R612 47K 1
R185 47K 27 100
NC WE 16
20
R613 47K 2 Q239
51 T E 26 0V R622 47K
L NC 1 3 9 4 2 2 9 6 5 1 3 1.1V
R186 47K NC
2.0V 3
25 1.9V
60 A7 -5.1V
A8 61
50 2.9V 4
24 1.7V
R187 47K 59 A6
A9 62
3.2V 5
58 A5 23
4.8V 5.6V
49 A11 63
1.8V 6
57 A4 R624 47K 18
49
R188 47K 1.3V 7 22
55 A3 OE 17
2.0V 0V Cr
8 21
48 54 A2 A10 64
3.7V 9 R625 47K
48
53 A1
0V 20
0V 10
+5V CS 15
74 A0
R178 47K R621 47K +9V
R614 47K
19
11 D7 65
46 70 D0
R620 47K
R616 47K
46
18
12
R179 47K D6 66
71 D1
R619 47K
45 17
13 D4 67
72 D2
45 R618 47K
16
R180 47K D4 68
14
GND 15
D3 69
44
44
43
42
41 +12V
+3.3V
12V 12V
D9
5.0V
5.0V
AVR
Q29
7.8V POWER
IC10
L211 ON/OFF
R43 R48
10uH
1 1
IN OUT
GND
+12V 5.0V
+ +
12V
Q29
+3.3V
w w w
5.0V 0V
+5V
+9V +9V
+5V +5V
.
35V
1 2 3 4 5 6 7 8
WH2
AH AI AJ
4.8V 4.8V
+5.6V +5.6V +5.6V
4.8V VIDEO
C203 Q202 0.9V R219
FILTER 0.9V C-AMP -0.6V 0.4V 0V
5P AMP 100
0V R213
L200 L201 0V 560 C206 R217
R200 R204 R206 0.6V
6.8uH 15uH Q201 10u16 100
560 1.2K 100 C205 R209
0.1 3.9K +
Q204 Q205 Q206
-3.2V
Q236 0V
Q200 0V 0V 0V 0V
Q203
R210
-0.6V
4.7K R221
0.3V
100
5.6V 5.6V
+12V
+5.6V +5.6V
4.8V 4.8V
IC2
HFREG.
C212
AMP Y-AMP
5P C213 C215
0.6V
47P 0.01 CORING
L202 L203 AMP Y
0V 0V
6.8uH 22uH R227 AMP
470 HFREG.
C222 R232
AMP
10u16 100
1.7V Q209 Q210
+
1.1V 8.5V 0.5V Q211
4.8V
C221
+
10u16
+
Y-NOISE +B
11.3V +
CANCELER
5.6V 5.6V
+5.6V +5.6V
R286 56K
R250
R281 4.7K R283 27K
0.6V 100
COMPONENT VIDEO
C234 R248
0V 4.0V 0V 10u16 100
Y
+
3.8V 0V 3.8V Q217
Q229-231
0V
VIDEO ADJUST. CONT.
Q229 Q230 Q231 -5.1V
5.6V 5.6V
+5.6V +5.6V
5.0V 0.5V 4.8V 4.8V 4.1V
4.8V
FILTER BUFFER
C241 R266 C247
4.1V Cb-AMP Q223 1.7V 4.1V
5P 100 5P
1.7V
Q221 1.6V
L206 L207 C243 R264 1.1V R269 L208 L209
Q220 Q225
6.8uH 15uH R261 10u16 100 0.5V 560 6.8uH 15uH R273
0V
+
820 820
Q222 Q240
Q219 3.5V 1.7V Q224 1.0V
1.6V 0V
1.0V
-5.1V
-5.1V
5.6V
5.0V AVR
+9V
9V AVR
R4 5.2V Q11 8.1V
+5V +5V +B
Q16 1 1W
R12 9.0V 12.3V
+9V +9V R3 Q12 POWER
14.4V
0.22 R11 9.6V
ON/OFF
1W 560 Q17 14.4V 4.9V 560
+ 10.2V +
5.9V R1
R9 Q15
Q20 4.7K 14.4V
390
+ 8.9V C28 + C20 8.3V
1.7V 10.3V
1000P 1.8V 1000P
8.1V
Q19
Q18 Q13
2.4V 10.3V
+ +
2.4V Q14 13.9V
2.4V
2.4V
3.3V AVR
11.2V Q21 14.5V
+12V +12V
Q1 Q21
R30 3.4V 5.0V R17
+3.3V 330 11V AVR
0.22
3.2V
2W
Q2 Q22 13.9V Q23
R28 14.4V
+ 11.8V
4.8V 560 11.8V
+ R18
R27
4.1V 2.2K
Q5 4.7K
+
+ C4
7.7V 9.3V
1.8V 1000P
R25 Q27 Q31
1.5K +
Q3 8.7V
2.4V 2.4V
Q4 +
+3.3V
5.0V AVR
R38 Q6 +
5.4V 8.0V Q28 5.0V
+5V +5V
1 -11.8V
5.1V 1W
+
R37 Q7 14.4V
R20
2.2K
+ 6.7V 560
6.1V R35
Q10
4.7K Q26
-11.8V
+ C12
IC1 R21
1.8V 1000P 8.2V 9.3V
Q25 330
8.7V REF.
Q8 R39
2.4V 2.4V VOLTAGE -14.1V -14.7V
2.2K
Q9 + -11.2V
C10 Q24
Q24
0.01
-11V AVR 12V B
+5V +5V
12V x a o 12V
y
i
35V
AK AL AM
X32-
DV-2070 (X25-6160-11)
CN2
DESTINATION 8
UNIT No.
COUNTRY ABB.
2/3
U.S.A. K9
DESTINATION
UNIT No.
A
COUNTRY ABB.
U.S.A. K9
X32-
4.8V
CN1
DVF-9010 (X25-616X-XX)
Q207
J6 2/3
DESTINATION
R222 UNIT No.
68 COUNTRY ABB.
1 VIDEO1
PX Y9
B GENERAL MARKET M9
Q208
GENERAL MARKET M0
C
U.K. T9
-3.8V R225 EUROPE E9
10
X14-482 X14-483
-A/4 -A/2 DESTINATION
R223 UNIT No.
-CN1 -CN1 COUNTRY ABB.
68
2 VIDEO2 PX Y9
GENERAL MARKET M9
3/3 3/3
GENERAL MARKET M0
4.8V
U.K. T9
VIDEO
0.6V EUROPE E9
C
J9 OUTPUT
R235
100 Y
DV-203 (X25-6160-12)
R239
Q212 68
DESTINATION
X14-482 UNIT No.
S-VIDEO 1 -C/4 COUNTRY ABB.
-3.2V
-WH4 U.S.A. K5
Q213
3/3 DESTINATION
UNIT No.
COUNTRY ABB.
U.S.A. K5
R236
100 R240 D
68
-3.8V
S-VIDEO 2
DVF-K7010 (X25-6160-22)
X14-483
DESTINATION
-B/2
UNIT No.
COUNTRY ABB.
-WH101
GENERAL MARKET M7
CHINA C7
0.6V J8 3/3
4.8V
DESTINATION
UNIT No.
J10 COUNTRY ABB.
E
R254
Q218 GENERAL MARKET M7
68
CHINA C7
C235
47P
Y
DVF-5010 (X25-6160-23)
DESTINATION
UNIT No.
COUNTRY ABB.
GENERAL MARKET M5
GENERAL MARKET M6
R255
U.K. T5
68
EUROPE E5
+5.6V
0.5V
4.8V DESTINATION
Cr-AMP
UNIT No.
R278 COUNTRY ABB.
Q226 100 R256
0.5V COMPONENT GENERAL MARKET M5
68
C249 R276 VIDEO OUTPUT GENERAL MARKET M6
10u16 100 Q228 U.K. T5
+ J11 EUROPE E5
Q227
0V Q Q
3.5V
3 7 6 3
1 Cb
-5.1V
5.6V
2 Cr
+9V
PROTECT
Q30
IC
IC35
2
R44
+B
4.7K
1
WH3
+5V
1 AGND
R49
2.2K +5V 2 A+5V W02-
CN201
R50 12V 3 A-12V
2.2
+12V 4 A+12V
2/3
5 D+3.3V
+3.3V 6 D+3.3V
F
D10 7 D+5V
+5V 8 D+5V
9 DGND
0V
+9V 10 M+9V
35V 11 FL-35V
12 POWER
+3.3V
E1
Q27,28,31
E2
POWER
ON/OFF
E3
B
+5V
u 1 6 3
DV-2070 (1/3)
DVF-9010 (1/3) .
35V
DVF-5070 (1/3)
DVF-K7010 (1/3)
DV-203 (1/3)
AN AO AP
9 IC8, IC27, 2 CN9, R130-132,149,157,159,432,433,442,443, 4 R137-140,148, 9 R165,
C E2 F R116 R171
A H J K L B E1 G 9 29 10 CN12 468,469,544,545,547,548,587,589,641 158,160,238,240
166
0-11 YES NO NO YES NO YES 470 NO YES 47K 100K
C115,224, W1,3,9-12, W2,4,13,15-17, Q422,423,432,433,
J2 J3,4 J5 J6 J8 J9 J10 J11 WH4 L198
227,228 14,27-30 21,22,35-37 436,438,400
0-11 YES NO YES NO E63-1059-05 E63-0175-05 NO E63-1060-05 YES E63-0021-05 E63-1061-05 E63-1057-05 YES L92-0131-05
IC8, IC27, CN9, R587, R130-132,149,157,159,432, R137-140,148,158,160, R165,
A E1 E2 H J K L B C F G CN12 R116 R171 R641
9 29 10 589 433,442,443,544,545,547,548 238,240,587,589 166
2-91 NO YES NO NO 470 NO
YES NO YES YES YES NO YES 47K 270K
0-21 YES NO YES YES 100 YES
C224, W1,16, W2,9-13, W3, W4,15,21, Q422,423, Q436,
C115 W2,13 W30 J2 J3 J4 J5 J6 J8 J9
227,228 17,27 28,29 14 22,35-37 432,433 438,440
2-91 YES YES NO YES
YES NO NO YES NO YES E63-1059-05 E63-0175-05 NO E63-1063-05 E63-1060-05 YES E63-0021-05
0-21 NO NO YES NO
IC8, IC27, CN9 R130-132,149,158,160,238,240,432, R137-140, R165, R171
A C B E1 E2 F G H J K L R116
9 29 10,12 433,442,443,544,545,547,548,587,589,641 148,157,159 166
0-12 YES NO NO YES NO 470 NO YES 47K 12K
C224, W1-3,9-14, W4,15-17, Q422,423,432,433,
C115 J2 J3,4 J5,8 J6 J9 J10 J11 WH4 L198
227,228 28-30,35-37 21,22,27 436,438,400
0-12 YES NO NO YES NO E63-1052-05 E63-0122-05 NO E63-0128-05 E63-0014-05 E63-1062-05 E63-1058-05 NO L92-0075-05
IC8,9, CN9 R116,137-140,148, R130-132,149,157,159,432,433, R165,
A B C H J E1 E2 F G K L R171
27,29 10,12 158,160,238,240,641 442,443,544,545,547,548,587,589 166
0-22 NO YES NO NO NO 3.3K 56K
YES
C115,224, W1-3,13, W4,9-12,15-17, Q422,423,432, J4,8
227,228 14,27,30 21,22,28,29,35-37 433,436,438,440 J2 J3 J5 J6 J9 WH4 L198 E2 E3 D405
10,11
0-22 NO YES NO YES E63-1052-05 E63-0122-05 NO E63-1064-05 E63-0128-05 E63-0014-05 NO NO YES NO YES
IC8, IC27, CN9, R137-140,148, R130-132,149,158,160,238,240, R165,
A E1 E2 K L B C F G H J R116 R171
9 29 10,12 157,159,587,589 432,433,442,443,544,545,547,548,641 166
0-23 YES NO NO YES NO 470 YES NO 47K 27K
C224, W1,4,9-12,15-17, W2,3,13, Q422,423, Q436, J4,8
C115 227,228 21,22,28,29,35-37 14,27,30 432,433 438,440 J2 J3 J5 J6 J9 WH4 L198
10,11
0-23 YES NO NO YES NO YES E63-1052-05 E63-0122-05 NO E63-01064-05 E63-0128-05 E63-0014-05 NO L92-0075-05
1 5 1 5 0 8 9 2
CAUTION: For continued safety, replace safety critical
components only with manufacturer's recommended parts
(refer to parts list). indicates safety critical components.
For continued protection against risk of fire, replace only
with same type and rating fuse(s). To reduce the risk of
electric shock, leakage-current or resistance measurements
shall be carried out (exposed parts are acceptably insulated
from the supply circuit) before the appliance is returned to
the customer.
m
c o
Y22-7820-00
AQ AR AS
8 2 9 9
E2 E3 D405
NO YES NO
J10 J11 WH4 L198 E2 E3 D405
E63-1061-05 E63-1057-05
YES L92-0131-05 NO YES YES
NO NO
E2,3 D405
NO NO
E2,3
D405
NO YES
4 9 8 2 9 9
The DC voltage is an actual reading measured with a high
impedance type voltmeter with a cassette loaded at
playback mode. The measurement value may vary
depending on the measuring instruments used or on the
product. Bias circuit DC voltage is measured while in the
record mode.
DV-203/2070/DVF-5010/9010/K7010