Kenwood KC-Z1 Service Manual page 31

DW DX DY DZ
Q (X14-4150-XX)(A/9) Q
3 7
D1
(VIDEO)
1
J1
1
MONITOR
R8 4.9V R42 100
OUT
75
-4.9V 0V R43 100
D2 0V
4.0V C13 33u16
D4 +
2 0V
CD
R125
D3
IC3 100
D18 4
LD 3 Q1
4.0V
VIDEO 4.0V
REC 1,2
DRIVE
D17
R126
Q2 100
3
J2 4.0V
0V
R44 100
D15 0V R23
1 0V
2 TV R45 100 5.1K
D16
0V
C14 33u16
+
D14
CABLE/ 9 5.0V
R24 100
SAT
2 8
R25 100
X09-1/2- D13
7
WH2 R26 100
R50 4.9V
REC OUT 75
1/8 3 IC1
D5
VIDEO
0V -4.9V
VIDEO 1 D6 SEL.
D
J3 D7 0V
X09-1/2-
WH3 PLAY IN 1
D8 +
5/8 D10 -4.9V
3
0V
4.9V -4.9V
R21
M REC OUT 2
75
0V
VIDEO 2
X00-B/5- D9
IC4
WH4 PLAY IN 3 0V 3.9V 0V
D11
MONITOR
OUT
6/8 DRIVE
D12
P 3.9V
0V
R28 75
R29 75
X00-B/5-
WH2 T E
L 1 3
4.0V
6/8
0V
4 D19 D20 0V
-4.9V
J4
Q R9
75
(S-VIDEO)
R10
X00-B/5- (X14-4150-XX) 75
MONITOR
WH1
IC1 : TC4051BP C Y
OUT D21 D22
IC2 : TC4052BP
6/8 IC3~7 : NJM2279D
IC8 : NJU3713D D39 D40
IC9 : NJU3711D
IC10 : NJM4580L-D
R 0V
Q1~3, : UN4219 or
4.0V
X00-A/5- Q4,5 : 2SC2458(Y,GR) or
WH13 2SC3311A(Q,R) C Y
LD D41 D42
Q6~9 : DTC113ZS
Q10,11, : UN4119 or
6/8 3.9V
13,14 DTA113ZS D23 D24
0V
Q12 : 2SC2003(L.K)
R11 -4.9V
5 75
S
D1~48,67~69, : 1SS133 or R12
101~106,151 HSS104 75
D51~59 : B-30-2479-05
X00-A/5- C Y
D60,63,66 : B30-2463-05 REC
D25 D26
WH11 D61,62 : B30-1291-05
OUT
D64,65 : B30-0432-05
D71~83 : RD5.1ES(B2) or
6/8
HZS5.1N(B2)
D27 D28
T VIDEO 1 0V
J5
3.9V
X00-A/5-
CN7 PLAY
C Y
IN D29 D30
6/8
D31 D32
U 4.9V 4.9V
R15
6 75
R16
75
X00-A/5-
CN8 C Y
REC
D33 D34
OUT
+
6/8
D35 D36
w w w
VIDEO 2
V
PLAY C Y
X00-A/5-
IN D37 D38
WH16
6/8
W
7
EA EB EC ED
M
(X14-)(B/9)
6 3 1 5
C15 100u10 PRE OUT D71
+ CN2 DB-25
13 12 11 10 9 8 7 6 5 4 3 2 1
C16 0.01
J6 VCR(1/2/3)
C61 R51
BLUE 1000P 150
C17 0.01
D51 D72
R201
470
C18 100u10 1 Lch
CABLE/
+
R205 2 GND
SATELLITE
470
C19 0.01 C62 R52
3 Cch
BLUE 1000P 150
R202 4 GND
470 D52 D73
5 Rch
R203 6 GND
TV
C20 100u10 470
7 SWch C63 R53
+ BLUE 1000P 150
R204 8 GND
C21 100u10 470 D53 D74
+ 9 SLch
R206 10 GND LD
C22 0.01 470
11 SRch C64 R54
BLUE 1000P 150
5.0V
12 GND
-5.0V D54 D75
13 NC
14 NC MD
C65 R55
15 NC
BLUE 1000P 150
16 NC
D55 D76
17 NC
18 NC
0V TAPE 1
Q3
C66 R56
R47 100 R127 19 NC
100 BLUE 1000P 150
R46 100 20 NC
D56 D77
3.9V
R48 100 21 NC
R49 100 R30 5.1K 22 NC
TUNER
23 NC C67 R57
BLUE 1000P 150
D43 R124 24 TRIG. CONT GND
330 D57 D78
25 TRIG.CONT(POW.RLY)
4.9V 0V
PHONO
D45 C68 R58
BLUE 1000P 150
IC5
D58 D79
+
S-VIDEO
3.9V D46
MONITOR + CN1
CD
OUT
( 1 ) 1 V2.INH C69 R59
DRIVE
BLUE 1000P 150
2 V3.SW3
D59
( 3 ) 3 V3.SW2
( 4 ) 4 V3.SW1
0V
0V
( 5 ) 5 V2.B
9 R120 100 4 2 2 9 6 5 1 3
1 ( 6 ) 6 V2.A
RED
R121 100
2 ( 7 ) 7 V1.C T
PAGE
0V (
8 ) 8 V1.B
( 9 ) 9 V1.A
RED
ON:4.0V
10 NC
4.9V OFF:0V MUTE
11 -5V
IC6
RED
12 GND
+
S-VIDEO POWER
VIDEO 1 13 +5V
+ D60
REC
D60 Q7 R67
100
DRIVE
DRIVE
CN4
Q6
1 C
R60
2 GND 150
GREEN
0V
3 Y
STANDBY
R122 100 4.9V
4 GND
3
R123 100
5 GND
4
ON:4.0V ON:0V
0V
6 COMP OFF:0V OFF:4.7V
7 +17V
8 -17V
4.9V 4.9V Q8
9 L
IC7
0V 10 GND R89 R90
+ 100 100
S-VIDEO
11 R
VIDEO 2 +
REC
CN3
DRIVE
1 -17V
2 +17V
C113 33u16 3 R D
(X14-)(D/9)
0V +
C114 33u16 4 GND
0V + 5 L
R31 100
6
CN15
R32 100
5
1 S DATA
2 D.GND S WH1
1
3 S BUSY C
2 C109
GND 4.7u25
4.9V 4.9V 3
0V IC2 SYSTEM +
C116 C115 Y
220P 220P CONTROL
4
S-VIDEO GND
0V
SEL. Q4 Q5 V 5
GND
-0.6V 0V -0.6V
6
-4.9V COMP
x a V o
7
+17V
8
-17V
9
J13
. C-BUFF Y-BUFF i L +
+ SL16
10
GND
C110
1 XS8 11 4.7u25
R
R41 100
EE EF EG EH
REMOTE CONTROL RECEIVE/TRANSMIT
1 5 0
CN5
( 1 ) 1 PEAK.LEVEL
( 2 ) 2 REF.LEVEL
( 3 ) 3 POW.RLY
ANT
( ) (SUB PANEL)
4 4 BAT.F RECEIVE
CABLE/
9 LD TV SATELLITE VCR(1/2/3) ( 5 ) 5 BAT.C V
L3
J1 C18 C19 C22
( 6 ) 6 LED.ST2 3.3uH
1P 1P 100P
D67 ( 7 ) 7 LED.ST1
S4 S3 S2 S1
( 6 )
( 8 ) 8 LED.CK
( )
CD PAGE MUTE STANDBY 9 9 LED.DT
8
( 10 ) 10 VOL.CW
D68 S9 S12 S11 S10 CN6
( )
7
( 1 ) 1 VOL.CCW
MD TAPE 1 TUNER PHONO ( 2 ) 2 KRO
7
( )
3 3 KR1
D69 S5 S6 S7 S8 ( 4 ) 4 KR2
( 8 )
( 5 ) 5 KR3
( 6 ) 6 KSO U
6
( 7 ) 7 KS1
( )
8 8 KS2
( 19 ) 9 STANDBY
10 D.GND
4
11 +5V
(X14-)(E/9)
( 17 )
0V
3 IC8
4.9V
+
VOLUME
0V
1 18 CONTROL S13
( 1 ) P5 VDD
WH3
0V 2 17
( 2 ) P6 P4 1 1 R80 R78 R79
0V 3 16 4.9V Q3
( 3 ) P7 P3 2 2 1K 10K 10K
2
0V 4 15 0V R93 10K
( R81
4 ) P8 P2
5 14 4.8V R86 10K 1K +B(IC7,8)
3 3
VSS P1 ON/OFF
4.7V 4.9V R70 100
6 13
( 6 ) P9 CLR 3 4 4
0V 7 12 0V R71 100
( 7 ) P10 STB 6
1
0V 8 11 0V R72 100
( 8 ) P11 CLK 8
0V 9 10 0V R73 100
( )
9 P12 DATA 9 (X14-)(F/9)
GREEN
LED DRIVE
17 AC-3
(12 Bit)
R64 390
4
D64
GREEN
R61 Q THX Q
120
R65 390 3
3
D61
0V 0V D65
IC9 RED
R62
120 + PEAK LEVEL
1 14
P3 VDD D66
D62 D81
2 13 0V
P4 P2 4.9V
4.8V R66 390
R82 10K 3 12 1
P5 P1
4 11 4.8V R74 100 R69 150
VSS CLR 2
R83 10K 5 10 4.9V R75 100
P6 STB 7
R84 10K 6 9 0V R76 100 WH2 GREEN
1 1
P7 0V CLK REFERENCE LEVEL
R85 10K 0V R77 100 1
7 8
P8 DATA 2 2
2 RED
3 3 BAT.CHARGE
3
LED DRIVE D63
4 4
(8 BIt) 4
5 5 R68 390
6
6 6
6 R63 150
Q13 ON:0V Q14 ON:1.2V Q11 ON:1.2V Q10
OFF:4.9V OFF:4.9V 4.9V 7 7 7
R94 OFF:4.9V
7
10K
GREEN
BAT.FULL
PEAK REF- BAT- BAT-
Q9
LEVEL LEVEL CHARGE FULL
LED LED LED LED
DRIVE DRIVE DRIVE DRIVE
(X00-2810-XX)(C/5) (M)TYPE
WH1-1
(X14-)(H/9)
POWER
5 TRANSFORMER
CN11 CN12
4
X
F10 +14V
3 +12V
R
2 -14V
J7 CN13 CN14
-12V
1
X
F9
CN15 CN16
Y C X
F8
+12V
S-VIDEO
CN17 CN18
17.0V
0V C103 (FRONT) X
0V F7 (K)TYPE
1u50 -8V
8 5 VIDEO 3
7 + P1 (X14-)(H/9)
6 + PLAY IN
– CN19 CN20
+ R105 WH2-1
IC10 J8
0V
(1/2) 75 7 X
F6 +8V
1 VIDEO
6
u 1 5 6 CN21 CN22 3
AMP
+ y
R103 4
1K X
IC10 Q F5 +5V
2 L 3 +5.6V
(2/2)
2 0V
–
1 2
+ CN23 CN24 -5V
3
+ 3 R 1
4 R104
0V C104 X F4
-17.0V 1u50 1K
EI EJ EK EL
(X05-4570-10)
8 9 2 4
Q4 TX:5.0V
R10 RX:0V
10K
RF AMP
LNA+MIX
0.8V IC9 5.0V
3.1V
IC2
1 6
IN VCC
0.8V ENABLE 8 4.1V
0V 2 5 0V 2.5V
GND GND
7 4.1V 50KHz BPF
0V 3 4 1 RF IN VCC
OUT LNA LIMITER
GND
R12 C53 0V 2 +
AMP
2.8V 47 100P GND
0V 3 IC4
IC4 IC4
GND 6 0V (1/4) 5.0V
C28 GND C26 R27 C38 2.5V (2/4) (4/4)
100P 4 5 3.6V 0.033 1.8K 150P 2 R29 C40 12 4 R33 C43
2.5V
– 1 1.8K 150P 6 R31 + 14 1K 1000P
TRANSMIT LO IN IF OUT/VCC 3 – 7 47K 13
+ –
2.5V 5
+ 11
3.3V 2.5V
2.5V 2.5V
C50
10u6.3
RF AMP
2.5V 2.5V +
IC7 0V
4.4V 9
+ 2.5V
RF AMP – 8
4 3 0V 10
+
OUT GND
0V 5 2 0V IC8 IC4
GND GND C52 R59 (3/4)
6 1 1.1V 100P 10 2.8V 4 3 0V LOCK
VCC IN OUT GND
DETECTOR
0V 5 2 0V
GND GND C29 R53 R13 R56
4.4V 6 1 100P 100 39 150
IN PHASE
VCC COMPARATOR 1
0.8V
3.1V
TX:0V
RX:5.0V
R15
10K
5.0V
+5V AVR
+
IC3
5.0V
C33
0.1 0V 1 6 2.5V 1 OSC IN
BYP VOUT
0V 2 5 0V 2 NC
GND
GND
5.0V 3 4 8.0V X1 C8 R4
12.6MHz OSCILLATOR
CONT VIN 82P 100K 2.5V 3 0V
R54 C34
47K 0.1 5.0V OSC OUT
4
VP
C35 8.0V 5.0V 5
47u10
D1 VCC
+
2.5V 6 DO
7 6 3 1 5 1 5 0 R21 0V 7 GND 8
4.7K
LD
8
9 NC
0V
OSC.VT C14 OSC
3P +
Q1
R1
10K
f IN
10
R16 C2
100 100P
1.6V
X'TAL LOCAL
FREQUENCY OSCILLATOR
VT
(X14-)(I/9) (X14-)(G/9)
(X00-2810-XX)
2 2 0 - 2 4 0 V 1 1 0 - 1 2 0 V DESTINATION
MAIN POWER SW UNIT No. F4,5
COUNTRY ABB.
U.S.A. K 0-10 250V 2A 125V 4A
S15 S14
GENERAL MARKET M 0-21 250V T1AL 250V T1.6AL
2 1
VOLTAGE
SELECTOR (X14-4150-XX)
C154 6800P DESTINATION
6 UNIT No. F1
COUNTRY ABB.
WH9(BRN)
U.S.A. K 0-10 4A 250V
5 WH11(GRY) GENERAL MARKET M 0-21 T1.25A L 250V
4 WH10(BLU)
3
(X14-)(C/9) SIGNAL LINE
F2
2 GND LINE
CN10 CN9 +B LINE
WH7(RED)
-B LINE
CN7
CN12 CN11
X F1 HOT
1
WH6(WHT)
COLD
2
6 C152 6800P (K)AC120V
J11 J11 60Hz
m
(M)TYPE (K)TYPE (M)AC110-120V/
13.2V 220-240V
50/60Hz
5
c o
CN8
4 MAIN
+ 1 RLY +B
K1 POWER
W W W
RELAY 2 GND P
3 .
3 POW.RLY
R152 Q12 R151
P2 3.3M 2.2K
2
ON:0.7V
1/2W OFF:0V
EM EN EO EP
PLL DETEECTOR CENTER
9 8 2 9 9
CAUTION: For continued safety, replace safety critical
R39 C21
1M 150P
components only with manufacturer's recommended parts
C47 R40 R42 R45
0.01 110K 100K 220K (refer to parts list). indicates safety critical components.
2.5V 2.5V 5.0V For continued protection against risk of fire, replace only
2.5V IC6
2 R41
2.5V 100K R43 C49 2.0V (4/4)
– 1 6 4 with same type and rating fuse(s). To reduce the risk of
3 – 7 4.7K 0.047 12 R55
+
5 + 14 4.7K electric shock, leakage-current or resistance measurements
+ 13
IC6 11 D3 –
2.5V 2.5V
(1/4) shall be carried out (exposed parts are acceptably insulated
IC6 2.0V 1.8V
(2/4) from the supply circuit) before the appliance is returned to
0V
0V 9
the customer.
– 8
10
+
0V
IC6
(3/4)
PLL
The DC voltage is an actual reading measured with a high
DET 2.5V
impedance type voltmeter with no signal input. The
2.3V 2.5V
2.5V
5.0V 2.5V measurement value may vary depending on the measuring
instruments used or on the product.
IC5
PLL
4.4V
DET
DOLBY and the double-D symbol are trademarks of Dolby
PHASE
COMPARATOR 2 Laboratories Licensing Corporation. Noise reduction circuit
made under license from Dolby Laboratories Licensing
VCO
Corporation.
0.2V
0V
0.3V 0.2V
2.5V 0V TX:0-5.0V(DATA)
RX:5.0V
CN1
1 TRANSMIT DATA
( 14 ) 2 SLE
SYNTHESIZER
( 13 ) 3 SDA
0V CONTROL
Ør 20
( 11 ) 4 SCLK
PHASE 0V
COMPARATOR NC 19
PROGRAMMABLE 14BIT fr 5 OSC ENABLE
CRYSTAL REFERENCE 0V
2 ØP 18
(R)
6 TRANSMIT ENABLE
COUNTER W
DIVIDER
OUTPUT 0.1V 7 LOCK SIGNAL
F OUT 17
(fr/fp)
MUX 8 RECEIVE DATA
14
ANALOG
9 RECEIVE ENABLE
14-BIT LATCH SWITCH 0.3V
5.0V CHARGE BISW 16
PUMP 10 RF POWER ENABLE
15 5.0V
FG 11 +B(+8V)
9 2 4 9 R17 8 2 9 9
C56
14 1 LE 14 1K 12 GND
14 220P
19-BIT SHIFT REGISTER
0.1V 0V
7 11
R18
C57
1-BIT 1-BIT DATA 13 10K
7-BIT LATCH 11-BIT LATCH 13 220P
(S) CONTROL
LATCH NC 12
LATCH 7 11 0V
R19
CLOCK 11 10K
BINARY 7-BIT BINARY 11-BIT 11
fp
SWALLOW PROGRAMMABLE
(A) (B) 0V
COUNTER COUNTER IC1
PLL
PRESCALER
(64/65 OR SYNTH
128/129) SWALLOW CONTROL
(X05-4570-10)
IC1 Q1
: LMX1511TMX : 2SC3547A
IC2 : MRFIC2001R2 Q3,4 : 2SA1576
F6 F7 F8 F9,10
IC3 : TK11250AU
250V 1.25A 125V 4A 4V 2A IC4 : NJM2058M D1 : SVC212(2,3)
250V T1AL 250V T2AL 1.25V T1.6AL
IC5 : 74HCT7046AD D2 : 1SV239
IC6 : NJM324M D3 : DA204K
IC7 : uPC2708T-E3
IC8,9 : uPC2748T-E3
KC-Z1/RC-Z1
KC-Z1(M) (7/8)
Y05-3140-10
EQ