Grundig Fine Arts M 100-A Servicehandbuch Seite 19

M 100-A / M 100-R
Eingangsplatte / Input Board
56K
R305
8305-204-834
2U2/25V
IC301
5
4 1/2 LM833
+ +
C303 0V
-77mV
7
6
- 8
0V
R307 R309 R311
BU301
270R 16K 200K
PH-IN-L C309 C311 4U7/25V
R313
F F
+
100R
4N7 15N C313
C310 C312
F F
PH-IN-R 4N7 15N
R308 R310 R312
16K 200K
270R
2
-
4U7/25V
0V
R314
1
+
-77mV
2U2/25V 3 C314 100R
CGND
+ IC301
0V
+ 1/2 LM833
C304
PHONO EQUALIZER
BU201
R201
L
220
CD
R202
R
220
W-D0603
3
2
1
ST208
BU202
R203
L
220
TUNER
R204
R
220
BU203
R205
L
220
TAPE IN
R206
R
220
BU204
R207
L
220
AUX IN
MONITOR
GND
R208
R
220
C200
CGND K
4N7
BU203
R209
L
470
TAPE OUT
R210
R
470
-18A +18A
T221
BC550C
1K
+2.2V
R223
BU204
10U/16V C223
R211
+1.6V K
+18A
L
+
470
C221 1N R230
AUX OUT
BUFFER
22K
-18A +18A
R212 T222
R 1K
BC550C
470
+2.2V
R224
10U/16V C224
+1.6V K
+
C222
1N
GRUNDIG Service
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
TH4 100'C TH3 100'C
8134-023-002 8134-023-002
THERMO SWITCH THERMO SWITCH
ON HEATSINK L ON HEATSINK R
R282
+24V
1.2K
R281
1.2K
TH
PHONO-L
2 19
IC201
PHONO-R LC7821 8305-262-821
29
1 18
30
3 12
28 16
4 17
27 5
8
7
11
24 26
23
10
20
21
25
13
22
9
6 14
15
C225
1U/25V
+
+2.97V
C226
+
1U/25V
M 100-A / M 100-R
IC214
78M05
8305-205-700
Z8V2
R289
+5V
OUT IN
3 SN 1 D289
GND 18R
2
+25.2V( M 100-A)
FOR RECEIVER VERSION ONLY
+24.0V (M 100-R)
+24V
IC203
MC7818
8305-204-718
+18V
OUT IN
3 SN 1
GND
2
IC204
MC7918
8305-205-918
-18V
OUT IN
3 SN 2
GND
1
R231
+18V
470R
R238
+18A
+18V
47R
R239
R232 -18A
-18V
-18V
47R
470R
+18A -18A
T241
C243 BC550C
1U/25V R245
+2.44V
+
10K
C247
1N
+1.87V +
+18A
K
22K 10U/16V
C245
BUFFER
R249
+18A -18A
T242
BC550C
C244
R246
+2.44V
+
10K
1U/25V
C248
1N
+1.87V
+
K
C246 10U/16V
R235
1K
R236
1K
R237
1K
GND
TO ST401
TO TUNER BOARD 2A TO ST408
VOLUME BD
FOR M 100-R ONLY VOLUME BD
PAGE 3-12
PAGE 3-7 PAGE 3-12
3 - 10 GRUNDIG Service
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
ST207
SI201
20.3VAC
T630mA
SI202 20.3VAC
D763 D764
T630mA
B3B-XHA
1N4001 1N4001
ST209
NC
D765 D766 -24V
B2B-XHA
1N4001 1N4001
P1LS
B4P-VH
- 24V
P1L
+42V
TO POWER AMP
-42V
B4P-VH
P1R
+42V
TO POWER AMP
-42V
B4P-VH
AC1
+42V
P1T
D261 D262
+B
31VAC
P600D P600D
D263 D264 31VAC
P600D P600D
B3P-VH
AC2
-42V
-B
ST201
SPA
1
SPB
2
+24V
3
GND
4
W-D0604
ST204
1
TH
2
CE
3
DATA
4
CLK
5
SPA
6
SPB
7
8
INPUT BOARD W-D0608
59451-430.94 M100-A
I 59451-459.94 M100-R
09.02.96
POWER
TRANSFORMER
PAGE 3-3
TO LS-CON
BOARD
PAGE 3-15
BOARD LEFT
PAGE 3-23
BOARD RIGHT
PAGE 3-23
TO POWER
TRANSFORMER
PAGE 3-3
TO P805
LS-CON
BOARD
PAGE 3-15
TO P2C
CONTROL
BOARD
PAGE 3-16 (M 100-R)
PAGE 3-20 (M 100-A)
3 - 11