Kenwood KRF-X7775D Service Manual page 31

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