Philips MC-110 - Tape Operation; Recording; General information on recording; Tape playback; Synchro start CD recording

8 - 28 - 2
AM FRAME AERIAL
FM 75Ω
FM FRONTEND
Birdy Filter
ECO6 Sys-Cenelec, layout stage .5, 080900
1101 B5
1102 B5 
1103 C5 
1110 B4 
1120 A4 
1130 A5 
1131 C5 
1132 A4 
2106 B4 
2107 B3 
2128 A3 
2129 B3 
2133 C1 
2138 B1 
2144 B1 
2162 A4 
2191 B4 
3142 C2 
5102 C4 
5103 C4 
5109 B3 
5110 A2 
5111 A3 
5112 A2 
5114 A2 
5115 C2 
5119 B2 
5121 B2 
5122 C3 
5123 C3 
7104 C4 
7105 C5 
7112 B1 
9101 A2 
9102 B2 
9103 A1 
9104 B1 
9105 B1 
9106 B1 
9107 B4 
9108 B3 
9109 C2 
9110 A4 
9111 A3 

TUNER BOARD ECO6 Systems - Cenelec / componentside view
B
A
LAYOUT DIAGRAM - ECO6 SYSTEM CENELEC BOARD
These assembly drawings show a summary of all possible versions.
For components used in a specific version see schematic diagram respectively partslist.
ECO6 Sys-Cenelec, layout stage .5, 080900
41..
in schematic diagram)
(not all items shown
SMD jumper
EB
C
A
K
TUNER BOARD ECO6 Systems - Cenelec / copperside view
2102 B1
2105 B1
2108 C1
2109 C1
2118 C3
2119 C3
2120 C3
2122 C3
2123 C3
2124 C3
2125 C3
2127 C4
2130 B3
2131 C4
2132 C4
2134 C4
2135 C5
2136 A3
2137 A3
2139 B4
2140 B4
2141 B5
2143 B5
2145 B5
2146 B5
2147 A5
2148 B4
2149 C4
2150 B3
2159 B3
2161 A4
2163 A4
2164 B4
2165 B3
2166 B5
2167 B4
2169 A3
2190 B2
3105 B3
3108 C2
3109 C1
3123 A5
3125 A5
3128 C2
3132 B3
3134 C3
3137 C4
3141 B3
3143 C5
3144 A5
3145 C4
3146 B5
3150 B3
3151 A2
3152 A3
3153 A3
3154 B5
3155 B5
3156 A4
3157 A4
3158 A3
3159 A3
3160 A3
3161 A4
3167 A5
3168 C5
3169 B4
3170 A4
3171 B5
3172 B5
3176 C4
3180 A5
3190 B2
3191 A3
3192 A2
3193 B2
3194 B2
3195 B2
4101 C2
4102 C2
4104 C3
4105 B2
4106 B3
4107 C4
6105 B2
6106 B2
6107 B5
6120 A4
7101 B4
7103 C5
7109 A5
7110 B2
7111 A4
7122 C3
7124 C3

1
1
8
2
7
8
4
D
A
C
1 25
3
V
dd
Vcc2
Vcc1
+FM
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
87.5MHz
check
check
8V ±1.2V
1.6V ±0.5V
8V ±0.2V
6.9V ±0.2V
1.1V ±0.4V
152kHz ±1kHz
1)
98MHz 3142
198kHz198kHz 5103
5111
FM
87.5 - 108MHz
(50kHz grid)
1602kHz
531kHz
5123
check
MW
531 - 1602kHz
(9kHz grid)
8V ±0.2V
1.1V ±0.4V
279kHz
153kHz
5122
check
LW
153 - 279kHz
(3kHz grid)
FM
FM
LW
558kHz558kHz
1494kHz
5102
1494kHz 2106
MW
MW
98MHz, 1mV
continuous wave
98MHz, 1mV
90% Left + 9% pilot
mod=1kHz
IF coil
inside
FM
frontend 
1110
1
3
5
5
A
FM - IF
0mV ±3mV5119
FM
10.7MHz, 45mV
continuous wave
2D
right channel min.
4A
0mV ±2mV5114
2
C
Repeat
C
5112
1)
If sensitivity of frequency counter is too low adjust to max. channel separation
(input signal: stereo left 90% + 9%, adjust output on right channel to minimum)
2)
RC network serves for damping the IF-filter while adjusting the other one.
3)
For AM RF adjustments the original frame antenna has to be used!
TUNER ADJUSTMENT TABLE ( ECO6 Cenelec FM/MW - and FM/MW/LW - versions with AM-frame aerial )
max.
symmetric
f
o
max.
symmetric
f
o
ECO6 Sys Cenelec, 190599
B
∆f = ±30kHz
V
RF
as low as
possible
MW has to be aligned before LW.

3-band
2-band
Note:The FM-frontend unit has already been adjusted by the factory
 and needs therefore no further adjustments for service purposes.
2141
shortcircuit
to block AFC
21
IC 7101
see 
remark
2)
220R
100nF
36
IC 7101
220R
100nF
40
IC 7101
450kHz

connect pin 6 of
IC 7101 (AM Osc.)
with 3.3kΩ to Vcc
AM AFC
MW
continuous wave
V
RF
= 2mV
∆f = ±10kHz
V
RF
= 0.5mV
(as low as
possible)
Use Service Testprogram. By selecting the TUNER TEST test frequencies will be stored as preset frequencies automatically.
www.freeservicemanuals.info
1/11/2018
Digitized in Heiloo Netherlands