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Philips Mcm 9 Service Manual

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Page 31

7A-3 7A-3
VARICAP  ALIGNMENT
FM RF
FM IF
VCO
AM IF
AM RF 
3)
108MHz
87.5MHz
(65.81MHz)
87.5MHz(65.81MHz)87.5MHz(65.81MHz)
279kHz
153kHz
1602kHz
531kHz5130
check
5122
check
5123
check8V ±0.2V
4.3V ±0.5V
(1.2V ±0.5V)
8V ±0.2V
1.1V ±0.4V
8V ±0.2V
1.1V ±0.4V
1494kHz
558kHz
560kHz 5102 1500kHz5103 198kHz1494kHz
558kHz
560kHz 1500kHz198kHz2106
5102
2106 3142 152kHz ±1kHz 
1)98MHz
5112MAX FM 
   87.5 - 108MHz
(65.81 - 74, 87.5 - 108MHz)
LW
  153 - 279kHz
MW
FM/MW/LW- version, 9kHz grid   531 - 1602kHz
1700kHz...

Page 32

MISCELLANEOUS
ÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐ\
ÐÐ
1101 2422 015 19376 SOCKET 2P CLICKFIT
USA only1102 4822 267 10283 SOCKET COAX, IEC 75½not USA1103 4822 265 31184 JST CONNECTOR 2 POLE
1120 4822 265 11515 FFC SOCKET, 8P
CAPACITORS
ÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐ\
ÐÐ
2101 © 4822 126 13692 47pF 1% 63V
2102 © 4822 126 13838 100nF 10% 50V
not USA2103 © 5322 122 31647 1nF 10% 63V
2104 © 5322 122 32531 100pF 5% 50V
2105 © 4822 126 13838 100nF 10% 50V
USA only
2106 2020...

Page 33

7B-17B-1
1
AM
MixerAM
Osc.
AM IFIF1IF2
FM
Det.
AM
Det.
37 33
RADIO IC
TEA 5762 
TUNER BOARD
ECO 6 
Systems Cenelec 
10 18 11
14 39
15 
24
rightAM/FM
right leftleft
stereo VCO
41 40 36 1932 44 25
Stereo
Decoder
AFC
AFC + AFC -
44
AGC Pre-
scaler
Multi-
plexer
Charge
pump
Stabilizer
CONTROLReference
Oscillator
29
28
27 clockdata
enable
P1
P0
31
30
programmable
output ports
VLoop
VLoop
VLoop
2 65 FM Osc.
C
D
450kHz 450kHz 450kHz
20
75kHz
VStab
AV
Stab
BV
Stab
B V
Stab
A
VStab
B
10,7 MHz 10,7 MHz
35
9
Vdd...

Page 34

7B-27B-2
MIXER
varicap
FM FRONTEND
GND
PRE-
SCALERMULTI-
PLEXER
VSTABAAM-IF
MONO/ XTAL AGCCONTROL
OSC AM DET
AM
OSC
AGC
VCC2AGC
PUMPAM
MIXER
DECODER CHARGEFM
IF1
FRONTENDAM
VSTABB
DETFMCONTROL
FILTER
AM
IF
AM
DET
STEREOSTEREO FM
IF2
RIPPLEAGC
STABILIZER
AFC VDD CTRL
AGC
A
B
C
D
E
F
G
H
I 234567891011121314
123456
3157 6120
MW=HIGH
FM 75 OHM
PROGRAMMABLE
OUTPUT PORTS
FM-IF2
LWVERSION DETECTION FM-IF1
7
I
7 8 9 1011121314 A
B
C
D
E
F
G
H
from
kHz
3170
BUFFER AMPLIFIER
VCC
1
1
2
LEGEND* ... only assembled...

Page 35

7B-37B-3
98MHz
Waverange Input frequency Input Tuned to Adjust Output Scope/Voltmeter
VARICAP  ALIGNMENT
FM - VCO
FM RF (channel separation)
AM IF
AM RF  
3)
108MHz
87.5MHzcheck
check8V ±1.2V
1.6V ±0.5V
8V ±0.2V
6.9V ±0.2V
1.1V ±0.4V
152kHz ±1kHz 
1)98MHz 3142
198kHz 198kHz 51035111 FM
  87.5 - 108MHz
  (50kHz grid)
1602kHz
531kHz5123
check MW
  531 - 1602kHz
  (9kHz grid)
8V ±0.2V
1.1V ±0.4V 279kHz
153kHz5122
check LW
  153 - 279kHz
  (3kHz grid)
FM
FM
LW
558kHz558kHz1494kHz
5102 1494kHz 2106
MW...

Page 36

7B-47B-4Electrical Partslist ECO6 SYSTEMS-CENELEC
MISCELLANEOUS
ÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐ\
ÐÐ
1101 2422 015 19376 SOCKET CLICKFIT 2P
USA only 1102 4822 267 10283 SOCKET COAX, IEC 75½not USA1103 4822 265 31184 JST CONNECTOR, 2 POLE
1110 2422 542 90071 FM FRONTEND
1120 4822 265 11515 FFC SOCKET, 8P
CAPACITORS
ÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐÐ\
ÐÐ
2102 © 4822 126 13838 100nF 10% 50V
not USA2105 © 4822 126 13838 100nF 10% 50VUSA only2106 2020 800 00204     TRIMCAP....

Page 37

This assembly drawing shows a summary of all possible versions.
For components used in a specific version see schematic diagram and respective parts list.
3139 113 3478 pt3  dd wk0247
12
12 AA
1204 A1 1220 A2 1221 A2 5220 A1 9250 A1 9251 A1
1204
1 21220
1 5220
92501221
1 9251
3139 118 55880...8239 210 91653 for...3478 pt3  dd wk0247
Note : Some values may varies, see respective parts list for correct value.
8-1
8-1
MAINS BOARD
TABLE OF CONTENTS
Brief introduction...

Page 38

This assembly drawing shows a summary of all possible versions. For components used in a specific version see schematic diagram and respective parts list.3139 113 3478 pt3  dd wk0247
8-28-2
MAINS BOARD - COMPONENT LAYOUT 

Page 39

This assembly drawing shows a summary of all possible versions. For components used in a specific version see schematic diagram and respective parts list.3139 113 3478 pt3  dd wk0247
8-38-3
MAINS BOARD - CHIP LAYOUT 

Page 40

T.F.
1204
T200mAA/2
8910 A
B
C
D
E
FA
B
C
D
E
F
0003 A10
1200 A7
1202 B4
1203 A9
T1A 25LIEC
12345678910
1234567
1221 9250
T4AL1205 A7
1206 A3
1207 B7
1208 B4
1209 E10
1210 C3
1212 D4
1222 A2
1223 A2
2200 A8
2201 B8
2202 B8
2203 C7
2204 C7
2205 C8
2206 D8
2207 D9
2208 E9
2209 E7
2210 E8
For /21,/37 /21 ONLY
T1A 25LIECA
2213 C4
2215 A8
2216 A7
2217 A8
2218 F1
2219 F1
2220 E2
2221 E2
2222 F2
2223 F3
2224 E3
2225 F3
2226 F4
2227 F5
2228 E5
2229 D5 1220
NOT /21T3A15L UL /37 ONLY
2230 C4
2231 C4
2232 C5
3200...
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