Marantz SR8000 Service Manual page 8

50µs
DE-EMPHASIS
TUNING VOLTAGE (OTHER)-A101 5pin
9kHz
/SCAN STEP SW.
FM 87.5MHz 108MHz K ONLY
2.1V 7.2V
AM 520/531kHz 1710/1602kHz
1.1V 7.6V
75µs
TUNING VOLTAGE (F)-A101 5pin S301
10kHz
FM 76.0MHz 90MHz
1.7 4.0V
AM 531kHz 1602kHz
1.1V 6.9V
ST DIST
FM FRONT-END
A101
ANT F201
EF415-G23
K,S:FF11070620
TERMINAL
U :FF11070610
J101
TKD31-6215A 1 2 3 4 5 6 7 8
R203 R205
R217 330
2.2K
FM
180
A4 12.0V
R101 1/4W
75ohm (0V)
10k
1/2W 3.9V Q202
(0V)
GND U ONLY 2SC1809S
A4 3.1V
C216 C202 R201
AM 100/16V (0V)
0.01 0
A4
F201 R204
A4 A4 R202
FMCF 470
390
RA12
C218
0
RA01
LA01 0.01
U,K,S ONLY 10K
MW-ANT
A4 A4 A4 A4
CA04
A4
M
390P/100V
DA01
VCD
CA05
47P
CH
CA01
RA02
20P CA03
CA02
100K
15P
A4 A4 A4 0.047
CH
DA05
MW TRACKING
DA204K
A4 A4 A4 A4 A4
600/603kHz
MW TRACKING RA14 0
1400/1404kHz
DA02 RA04 150K
1SS356
CA12
LA03
DA03
150P
LW-ANT VCD
CH
CA08
20P
CA09 CA11
RA06
15P CH 68
100K
CH
A4 A4 RA08
A4 A4 A4 A4
150K
LW TRACKING
DA04
J102 1SS356
260kHz
LW TRACKING
0
170kHz CA13 0.01
QA03 0 RA09
2SD2144 (0) 2.2K
J104 [0.7]
S/U/V
SR7000,N,(LW) ONLY
A4
AM(LW)BLOCK
J106
C365
47/25V
A3
A4
5V-6
+5VT
A4
C361 100p
C362 100p
C363 100p
C364 100p
A4 A4
A4 A4
C373
C356 15p
Q351
A4 0.1
LC72722
(CH)
24 23 22 21 20 19 18 17 16 15 14 13
1 2 3 4 5 6 7 8 9 10 11 12
A4 A4
C357 15p
R352 TUNED ON :0V (CH)
TUNED OFF:5V
100k
C360
C359
1000p
C352
10/50V
10/50V
A4
A4 A4 A4
C355
0.01 R353
Q353
47k
DTC114ES
/UN4211
/KRC102M
OSC-KIL
A4
Q352
DTA114ES
/UN4111
/KRA102M
S,N ONLY
RDS BLOCK
(RTR)
U
C309
0.015
50V
A4 M
C310
0.015
M
50V
L301
SEP
C301 LPF-V10-A1
0.047
R211
FM MUTE
R212 10K
C222
10K 1000P C303
B M 10/50V
R315
C220
A4
2200P 2.7K
A4
M
C217
C223 0.027
C302
0.01
0.047
LA05 M L302
39MH LPF-V10-A1
A4
P
A4
C204 0.047
RCH
R206
C201 F202 RA13
6.8K
0.01 FMCF 0 4.3
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
A4 A4
U,K,S ONLY
C205
Q201
3.3/50V
FM/AM IF MPX
C237
LA1837
A4
0.01
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
LA02
MW-OSC QA01
0
(3.6V)
[0V] A4
C206 C235
0 10/50V
C203 0.01
(4.3V) 0.047
LA06
[0V] A4
450kHz
RA03 A4 FA01 A4
A4 A4
10K SFZ450JL3
C219
CA06
10/50V
0.01
R207
+15VT 180
15V-4 AM IF L201
1/4W
A4 A4 A4 A4 A4
LA04
QA02 MONO DIST AM STOP
LW-OSC C233
0.01 C208
C236
0.047 C234
4.7/50V 0.01
0V R209
(0V) 4.7K
A4 A4 A4 A4 A4 A4
[3.6V]
D202
9.1V
FM AM IF/MPX
RA07
10K
Q204
DTC144ES
CA14 CA07
0.01
0.01
A4 A4
C227 C217 R215 C301/302
VOLTAGE BY MODE
* :FM
2200P 0.027U 27K 0.047U
U
(*):AM(MW)
[*] :AM(LW)
Q354
K,N,S 0.015U 68K 0.033U
F 0.027U 27K 0.033U
5.8
R355
(0)
10k
[0]
A4
9
P104
Tuner P.C.Board
RTU-*A,1,2,3,5**
C507
0.01
Q203
15.0
DTA114ES
(1.3)
/ETC
[1.3] A4
R510
4.7K
0
+15VT
(15.0)
R506
15V-4
[15.0]
1K
C225
0.01
R504
15V-4 R502 C505
4.7K
+15VT 2.2K 2.2/50V
A4
LCH
PLL-BLOCK
RCH
C508
100/16V
D201
DAN202K
C504 R505
0.01 1K
Q501
A4
STRQ/MUTE A4
LC72130
C502
24 23 22 21 20 19 18 17 16 15 14 13
47P
CH
R515 /UN4111/KRA102M
N(LW)ONLY
1 2 3 4 5 6 7 8 9 10 11 12 10K
14.9
A4
C226 R509 (0.0)
C501
[14.9]
0.01 22K
47P
CH C313
100P
R507
68K
F.N(LW)ONLY
TU-CE
L501 0
TU-DO
R214 14.9
L502 0
47K R513 (14.9)
TU-CLK
10K [0]
L503 0
TU-DI A4
L504 0
0
MONO/_ST
R516
D502
A4 0
DAP202K
F ONLY
N(LW)ONLY
C316 0.01 0.4
+15VT (7.8)
-15VT
[0.4]
15V-4
R313 R314
-15V-5
C313
220 1/4W 220 1/4W
47/25V
A3 A3 A3 A3
C314 C315
R319 C317 R307
47/25V 0.01
220 4.7/50V
15k 100p
C319
R303
4.7/50V
10k
R301 C305
R317
47 4.7/50V
47k 4 3 2 1
-
+
Q301
+
-
NJM4558M
5 6 7 8
A3
R318
C306
R302 47k
4.7/50V
47
R308
R304
PRE AMP 220 4.7/50V
10k
C320 R320
C318
K,N,S ONLY 4.7/50V 15k
100p
R321 0
R322 0
U ONLY
5V-6
C512
+5VT
C503
0.01
100/10V
+15VT
A4
QA05 15V-4
A4
DTA114ES
MW
0
RA10 (15.0) J105
10K [0] 12MQ-ST-L
TO JY02(PY04)
+15VT +15VT
QA04 1
15V-4
DTA114ES
-15VT -15VT
/UN4111/KRA102M 2
-15V-5
N(LW)ONLY +5VT
3 +5VT
5V-6
OSC-KILL OSC-KILL
4
TU-DO
TU-DO
5
0 TU-CLK
6 TU-CLK
(0)
RDS-DI RDS-DI
[15.0] 7
TU-CE
TU-CE
8
TU-DI
9 TU-DI
10 TU-SD
TUNER-L
11
12 TUNER-R
14.9
A4
(0.0)
[14.9]
QA06
DTC114ES/UN4211
/KRC102M
N(LW)ONLY
A4
C311
TUNER-L
R309
47K
A3
R310
47K
TUNER-R
C312
10