Kenwood VRS-6100 Service Manual page 9

U V
Q Q
(X09-6890-10) (A/2)
3 7 6 3 1 5 1 5 0
1
C721 R721
P721
100P 10
CN2
2
NC 7
SL 6 SL
X08-
FL 5 FL
CN8
S.GND 4
1/3
R - 4
FR 3 FR
C 2 C
SR 1 SR
CN3
FIL+ 1 FL+
FIL- 2 FL-
3
3
-30V 30V
FL.GND 4
C423
V.CTLB 5 5
10P
V.MUTE 6 6
7 7 Q421
V.CTLA
SL/SR RLY. 8 8
C RLY. 9 9
X08-
FL/FR RLY. 10 10
CN2 R423
2.2K
SW/SB MUTE 11
1/3
12
A.MUTE
NC 13
TH2
F - 7 TH PROT.2 14
T E
L TH1 1 3 9 4 2 2 9 6 5 1 3
TH PROT.1 15
DET.1 16 16
DET.2 17 17
4
LIMITER 18 18
PACK CONT. 19 19
PROT.2 20 20
PROT.1 21 21
+12V
WH1
5
Q293
+12V 1 +12V
X08-
VOL.GND 2
CN7
-12V 3 12.4V
Q292
FAN CONT.(D/A) 4
1/3
R - 6
+B(DSP) 5
DSP.GND 6
Q291
AVR PROTECTION
9.7V
(X09- ) (B/2)
T601
D601
WH601
6
u-com +B 1 +B
X08-
CN6
u-com GND 2
1/3 K601
R - 7
w w w R611
22K
F.OFF 3
R613
POW.RLY. 4
47
1/4W R621
2.2K
Q621
.
7
W X
FRch FLch FRch
IC1
POWER
AMP
C8
R201 R202
D201 D202
4.7K 4.7K
22P
1W 1W
R223 C223 C224 R224 C15
1 100u50 100u50 1
33P
C6 C20
+
+
470P 47P
C16
+58.2V
58.1V 33P
R10
+28.9V
68K
29V
+44.7V
43.2V
C1 R1
2.2u50 2.2K
FL
+
R105
Q103
1K
R106
C2 R2
Q104
2.2u50 2.2K 1K
FR
+
R131
C41 R31
Q131
2.2u50 2.2K 1K
C
+
SRch SLch SRch
IC51
POWER
AMP
C56
R211 R212
D211 D212
4.7K 4.7K
22P
1W 1W
+58.2V
58.1V
C54 C68
+28.9V
470P 47P
29V
+44.7V
R56
43.2V
68K
C69 R53
2.2u50 2.2K
SL
+
R151
Q151
1K
R152
C70 R54 Q152
2.2u50 2.2K 1K
SR
+
+28.9V
29V
+44.7V
43.2V
+58.2V
58.1V
+12V +12V
12.4V 12.4V
R471
4.7
AUDIO
MUTE
FAN CONTROL
Q281 IC471
R284
470
R282 AOUT
10K 8
V+
7
BOUT AIN-
6
BIN-
5
BIN+ AIN+
V-
(BOTTOM VIEW)
9.7V
+21.5V
C457
+12V AVR
IC451
F601
CN601
8A 125V +12V OUT IN
HOT
1 GND
CN604 CN603
COLD
2
AC120V
-12V
60Hz
AVR
GND
12.4V OUT IN
C458
IC452
CN602
x a o
2 HOT y
D461
1 COLD 9.7V
P601
i
Y Z
8
FLch Cch Cch
R111
R107 Q105
470
33K
FL+
R19 R17
68K 1K
C7 C33
C9
22P 22P
3P
FL-
R112
R108 Q106
470
33K
FR+
C19
C32 C39
47P C5 470P 47P
R20 R18
470P
68K 1K
R33
C10
R9
68K
3P
68K FR-
R134
R132
Q132 470
33K
C+
R38 R37
68K 1K
C34
3P C-
R157
R153
Q153 470
33K
SL+
SLch
R65 R63
68K 1K
C57
R158
10P SL-
R154 Q154
470
33K
SR+
C55
R66 R64
22P
68K 1K
C58
C67 10P
SR-
47P C53
470P AMP
PROTECTION R193
3.3K
R55
Q193
D192
68K
Q192
R191
Q Q
1K
3 7 6 3
Q191
+28.9V
29V
+44.7V
43.2V
+58.2V
58.1V
+12V
12.4V
CN471 FAN
Q471
FAN VDD
1
FAN GND
2
R473
1
22K
Q472 R475
2 4.7K
R476
3 4.7K
4
R255
3.3K 2W
C251 47P
P722
R722 C722
10 100P
Q251
10P
R451 CN451
1
1
D451
1/4W
2
R452
1
3
1/4W
4
5
10P
FL+ 6
u 1 6 3
FL- 7
R270
100
.
Q252
C252 47P
R256
3.3K 2W
15
AA AB
2 4
9 9 8
R92
680 2W
R28
680 2W
R23
4.7 R27
1/4W 680 2W
R301
L1 R91
180 680 2W
24uH
1/4W
K301
R311
R24
D311
33K
4.7 C17 2200P
1/4W
R29 C21
L2
Q301
180 10P
24uH
10
C18 2200P
16
R30 C22
R40
4.7
180 10P
1/4W
R302
L31
C38 2200P
24uH 180
K302 R42 C40
1/4W
180 10P
17
Q302
R69 9
4.7
1/4W
R303
L51
24uH 180
K303 C65 2200P
1/4W
R70
4.7
C66 2200P
1/4W
L52
Q303
24uH
8
1 5 1 5 0 8 9 2 4
+28.9V
VIDEO SWITCH
C503
IC501
47u25
R511 R513
8 7 +
VDD GND
9 6
220 10
NC GND
1/4W
10 5
C504
OUT1 OUT2
11 4 47u25
M1 M2
12 3 +
IN1 IN2
R503
13 2
R512
SW2 SW1
220 R514 14 1 75
VSS IN3
1/4W 10
R504
75
+58.2V
58.1V
+28.9V
29V
R253
1
1/4W
+58.2V
R275
D401
2.2K
R265
1/4W
10K
R269
47
Q255
D255
R259 Q256
100
Q253
D411
R260
m
D257
4.7K
Q254 18
R276
2.2K
D252 D251
1/4W
c o
R254
58.1V
1
1/4W
VRS-6100 (2/3)
AC AD
VRS-6100
2
9 9
CN1
5 VIDEO IN
X14-C/5-
4 VIDEO GND
CN703
3 HP.R
3/3 AI-5
2 HP.GND
1 HP.L
IC1 : STK413-210A
IC51 : STK412-210A
IC451 : KIA7812API
IC452 : KIA7912PI
IC471 : NJM2904M
IC501 : NJM2279M
Q103,104,131,151,152
: 2SC2878(B)
J2
Q105,106,132,153,154,
191,192,291,292,472,621
F Lch
: 2SC4081(R,S) or
2SD1819A(Q,R)
Q193,293 : 2SA1576A(R,S) or
2SB1218A(Q,R)
F Rch Q251 : 2SD2525
Q252,421 : 2SB1640
Q253,255 : 2SC1845(F,E)
Q254,281 : 2SA992(F,E)
Cch
Q256 : 2SA1123(R,S)
Q301-303 : KRC410 or
DTC143TUA
Q471 : 2SA1534A(R,S)
D101,102,131,151,152,191,
192,255,256,258,292,293,
301-303,311,602,611,612
: HSS104A or
1SS133
D193,281,291 : MTZJ4.7(B) or
J1
RD4.7ES(B2)
D201,202,211,212,422
S Lch : MTZJ15(B) or
RD15ES(B2)
D251-254 : MTZJ11(B) or
RD11ES(B2)
S Rch D257 : MTZJ3.9(B) or
RD3.9ES(B2)
D259,260 : S5688B(TPB5)
D401,411 : D5SBA20F03
P1
D421 : MTZJ16(B) or
RD16ES(B2)
D451 : D2SBA20F03
D461 : D3SBA20F03
D511,512 : MTZJ5.6(B) or
RD5.6ES(B2)
D601 : S1ZB20(4072)
SIGNAL LINE
9 8 2 9 9
GND LINE
B LINE
+B
B B LINE
CAUTION: For contin-
ued safety, replace
safety critical compo-
nents only with manu-
J501
facturer's recommend-
OUT VIDEO
VIDEO OUT
ed parts (refer to parts
list). indicates safety
VIDEO
IN
VIDEO IN critical components.
For continued protec-
DVD
DVD IN
tion against risk of fire,
VIDEO IN
replace only with same
MONITOR
MONITOR type and rating fuse(s).
OUT
To reduce the risk of
electric shock, leakage-
current or resistance
measurements shall be
carried out (exposed
parts are acceptably
insulated from the sup-
ply circuit) before the
CN401
appliance is returned to
1
the customer.
2
3
4
5
The DC voltage is an
actual reading mea-
sured with a high
impedance type volt-
meter with no signal
input. The measure-
ment value may vary
depending on the mea-
suring instruments
used or on the product.
16
X09-6890-10 (A/2)