Kenwood KRF-X7775D, Service Manual

Page: 31 / 68

BW BN BP BR BT BV BO BQ BS BU
1
2
3
4
5
6
7
IN1
SW1
IN2
SW2
GND
VOUT
IN3
14
13
12
11
10
9
8
VCC
IN5
SW4
IN4
SW3
IN6
SW5
5
6
7
8
GND
IN3
VCC
VOUT
4
3
2
1
IN2
B
A
IN1
5
6
7
8
VCC
4
3
2
1
GND
8
9
10
11
12
13
14
IN3
GND
IN4
VCC
IN5
GND
V OUT
7
6
5
4
3
2
1
GND
IN2
C
B
A
GND
IN1
C535
0.01
100u10
+
C513
100u10
+
C511
1u50
+
C519
1
R531
0.01
C517
C518
+
100u10
1/4W
4.7
R516
47u25
+
C521
0.01
C536
100u10
+
C525
100u10
+
C523
100u10
+
C524 C526
+
100u10
C527
100u10
+
100P C501 100K R501
470u10
C509
68
R509
100K
R510
R529
47K
R514
10K
100P C502
75
R502
47K
R530
10K
R515
R512
100K
R511
68
100P C503
+
100K
R503
470u10
C510
C504 100P
75
R504
100P R505
75
C505
C506 100P R506
75
100P C507
75
R507
100P C508 R508 100K
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
PM DET
VP SEL C
VP SEL B
VP SEL A
V BOUT
C ZONEB C
C ZONEB B
C ZONEB A
Y-AOUT
YC MIX IN
C ZONEA G
C ZONEA F
C ZONEA E
C ZONEA D
C ZONEA C
C ZONEA B
C ZONEA A
IC503
V3 V4 V2 V1
IC501,502
470u10
+
C522
68
R513
Q501,502
+5V
+5V
+5V
+5V
+5V
+5V
1
R532
100
R551
17 16
100
R553
100u10
+
C512
100
R552
R554
+
100
C515
100u10
R830
100u10
+
C514
1
+
V +5V 19
V/REC MUTE 20
AV AUX 18
17
11
14
15
16
13
12
6
8
7
14
13
15
V2
V4
11
12
100
R555
Q504
1K
R542
47K
R543
100K
R541
47P
C703
75
R703
47P
C702
75
R702
47P
C701
75
R701
+
100u10
C710
100
R805
100
R807
100
R806
100u10
+
C711
100u10
+
C712
100 100u10
C706
47P
R706
75
R705
47P
C705
R810 C715
100 100u10
75
C704 R704
47P
100
R809
100u10
C714
75
R808 C713
+
100K R709
47P
C709
C708
47P
R708
C718 R712
39
+
470u10
100K
470u10 39
47P
R707 C707
R711
39
C717
470u10
+
100K
R710 C716
+
+
+
100K R784
R786 100K
R785 100K
R768
1K
1K
R769
1K
R770
R780
47K
CTLA VCC
4
3
IN2 GND
IN3 CTLB
6
5
2
1
V OUT IN1
8
7
1
R713
1000P
C719
2
3
4 1000P
C720
GND IN2
5
VCC
IN3
CTLA
CTLB
1
R714 7
6
V OUT IN1
1 8
4
3
2
1
C721
1000P
IN3
GND
CTLB
IN2
6
5
V OUT
VCC
1
IN1
CTLA
8
7 R715
+
C852
10u50
1
R851
+
C851
47u25 C859 0.1
OUT
GND
IN
1
R840
VC MUTE
CTRL A
1
2
V.GND
5 CTRL A2
3
4
V/REC MUTE
7
6
V.VDD(+6V)
CTRL B
Q715-717
+6V
VCC
16 1
C1 +
GND
15
2
V +
DO1
14
3
C1 -
RI1
13
4
C2 +
RO1
12
5
C2 -
DI1
11
6
V -
DI2
10 7
DO2
RO2
9 8
RI2
100
100
100
100
22
+
C904
220u10
100
100P
100P 100
100P
7 RTS
6 NC
2 RXD
1 NC
CTS 8
TXD 3
NC 4
5
9
GND
NC
1u50
+
C902
1u50
+
C905
1u50
+
C901
1u50
+
C903
100
100
C909 100P
R907
R908
C908
C907
C906
R905
R906 R901
R904
R903
R902
R909
TX2
6
5
TX1
RX2
4
3
RX1
GND
2
1
+ 5V
3
VCC
OUT
SW
IN2
GND
IN1
2
1 6
5
4
47K
R540
10K
R539
W502
100K
R563
470u10
C539 +
68
R536
1
R533
10u50
C544
+
8
7
6
V1
V3
V2
V4
V4
V2
100
R556
100
R557
100
R558
100
R559
100
R560
42-91
40-21
40-71
42-71
UNIT No.
AUSTRALIA
EUROPE
X1
E2
DESTINATION
COUNTRY
GENERAL MARKET
PX
ABB.
M1
Y1
NO
659-662
R643,644,
YES
651,652
C640,645,646,
J501
E63-1020-05 E56-0029-05
J601
E56-0027-05
SHANGHI V 52-10
E63-1021-05
E63-1020-05
651,652 ABB. COUNTRY
U.S.A.
CANADA
0-10
K
P1
NO NO YES E63-1021-05 NO
DESTINATION
UNIT No.
C640,645,646,
J501
659-662
E56-0029-05 E56-0027-05 NO NO
J601 L601
L601
R643,644,
E63-1123-05
DESTINATION
K1 U.S.A.
CANADA
0-11
P2
COUNTRY ABB.
UNIT No.
651,652
C640,645,646,
YES E63-1125-05 YES
J501 J503
NO E56-0030-05
J601
E56-0028-05 YES
J603 L601
YES
659-662
R643,644,
40-21 M1 GENERAL MARKET
EUROPE
AUSTRALIA
42-71 E2
40-71 X1
YES
YES NO
DESTINATION
COUNTRY
PX 42-91
ABB.
Y1
UNIT No.
NO
NO
YES YES
NO
NO
YES
3.3K
10K
8.2K
NO
2.2K
10K
8.2K
NO
YES
YES
YES
NO
CN8 F5-7 F8 Q2 L10 R103 R105 R102 R101
R170-
173
R142,
176-178
R104
T3.15AL 250V T1AL 250V
NO YES YES SHANGHI V 52-10
UNIT No.
ABB. COUNTRY
DESTINATION
NO 1.25A 125V YES NO NO 3.15A 125V NO YES NO 10K 4.7K 6.2K
Q2
CN15 F8 F5-7 L10 R102 R103 R104
K
P1
U.S.A.
CANADA
0-10
UNIT No.
CANADA
COUNTRY
DESTINATION
U.S.A.
P2
K1
ABB.
NO
Q2
CN8
NO NO YES
F8 F5-7 L10
NO YES NO
R102
1.8K
R101
10K
R103 R104
4.7K 6.2K 0-11
NO NO NO
504
J503,
602
J502,
604
J603,
NO
504
J503,
602
J502, J603,
604
NO YES
604
J504,
602
J502,
NO
R58-63,76,77,
98,100,212,213
NO
CN15,
16
CN15,
16
1.25A 125V 3.15A 125V
16
CN8, R58-63,101,105,
142,170,176-178 R76,77,98,100,
171-173,212,213
16
CN15, R58-63,105,142,
170,176-178
R76,77,98,100,
171-173,212,213
+5V
+5V
+5V
0.01
C541
COUNTRY
DESTINATION
EUROPE T3.15AL 250V YES YES 2-71 E1 T1AL 250V NO NO NO
NO
2.2K 8.2K 3.3K
CN8 UNIT No.
ABB.
F8 F5-7
R58-63,76,77,98,
L10
Q2
100,105,212,213
R103 R101
YES
176-178
R142,170-173,
104
R102,
NO 10K 10K NO YES NO NO
EUROPE
DESTINATION
COUNTRY
E63-1021-05 E1 2-71 NO YES NO NO E63-1020-05 NO E56-0029-05 E56-0027-05 NO NO
J501 UNIT No.
ABB.
651,652
C640,645,646,
504
J503,
602
J502,
J601 L601
604
J603,
659-662
R643,644,
C853 1 C854 1
+5V
+5V +5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
IC501
IC502
IC503
IC504
(X13- ) (C/6)
IC701
IC702
IC703
IC708
(X13- ) (D/6)
IC901
(X13- ) (F/6)
IC507
D502
D501
VIDEO1
J501
OUT
PLAY
PLAY
PLAY
REC
REC
PLAY
PLAY
VIDEO2
VIDEO3
VIDEO4
DVD
6CH
MONITOR
Q501
Q505
Q506
Q502
Q504
D503 D504
J502
A
J503
CN501
COMPOSIT
VIDEO SW
ZONE B VIDEO SW
BUFFER
VIDEO
VIDEO
REC MUTE
4
J504
REC OUT SW
(ON : V2 REC OUT)
Q509
COMPOSIT
VIDEO MUTE
Cr
VIDEO3
Cb
Y
J701
INPUT
DVD
INPUT
Cr
Cb
Y
J702
OUT
Cr
MONITOR
Cb
Y
J703
Q715
Q716
Q717
(Y)VIDEO
SW
SW
(Cb)VIDEO
(Cr)VIDEO
SW
CN701
+ 5.0V AVR
VIDEO MUTE
D
J901
RS-232C
DRIVER
(WH901)
E901
E
Q508
A
A
KRF-X7775D-S (X13-78XX-XX)
C A E D
E D C A
VR-5080 (X13-7840-10)
VR-5090 (X13-7840-11)
KRF-X7775D-S (X13-78XX-XX) (A/6)
F
F
VR-5080 (X13-7840-10) (A/6)
F
VR-5090 (X13-7840-11) (A/6)
A C E D
2
COMPARATOR
(P.MACRO/COMPOSIT)
REC OUT SW
COM:V1 REC OUT)
ZONE B
MUTE
VIDEO
KRF-X7775D (X13-7842-71) (A/6)
F
KRF-X7775D (X13-7842-71)
A C D E
1
6.3V
6.3V
5.1V
5.0V
4.9V
5.1V
5.1V
5.1V
5.1V