Philips FWM589 Service Manual page 42

1 2 3
TUNER BOARD ECO6
/ SYSTEMS-CENELEC
A
1101 USA
2105 USA
3
100n 1130
2
C-PAD
1
YKD21
A
FM 75 OHM
FM FRONTEND
1110
1102
T102
0V 1
B
1
MIXER
ANT
YKD31-
2
0432
GND VCC
1131
T103
2 3 4 6 5 9
C-PAD
C
T107
3195
+FM
100R
D
LW only
0V
3108
0V 7104
BC337-40
0.7V
2K2
P01 LW =HIGH
MW/LW-RF
E
AM FRAME AERIAL
MW
5102
1103
8 7
T105
2 6 1
T106 4101 *
1 5 2
0R
XH-S
4 3
7KL
*
F
B
LW
5103
3
4
2
1
6
8 7
G
VDD VDD
H
8.3V
7.5V
P0 3125
BC857B
8V
P01
6.7V 7109
10K
3128
LW=HIGH 0V
7.4V
2K2
I
marked components not for LW version
1 2 3
7B-2
4 5 6
FE450
3190 T104
7 0V
IF-OUT 120R
8
0.1V
OSC.
D
OUT
10
3194
2K2
C
T109
3105
220R
T110
VCO 3142
6105-1 2
1
T111
7
HN1V02H
100K
1
T112
5
6105
1 8
2 7
LW only
3 6
7105
BC337-40 4 5
0.7V HN1V02H
0.1V
AM-OSCILLATOR
P0 MW
5123
4 3
2
6 1
8 7
5122 LW
7122
0V 4 3
BC847C
0V
0V
2
0.7V BC847C
6 1
8 7
4 5 6
7 8 9
AM-IF1
5111 450kHz
4 3
T113
2
6 1
8 7
T115
FM-IF1
3191
5109
120R 1 3
I O
2128
G
2
AM/FM
10u
7101
TEA5762 44 43 42 41 40 39 38
2165
AM DET
100n
2V
2129
1 AM-IF
RIPPLE
AGC
100u
AM AM
0V 2
AM-RF FRONTEND MIXER
CTRL
3 FM-GND
AM
AGC
AM
IF
OSC
4
RF-GND1
0.1V 5 FM-OSC
PRE- MULTI-
SCALER PLEXER
0V 6
AM-OSC
AGC
RIPPLE VSTABA VSTABB
VDD
7 VCC1
7.8V
VCC1
STABILIZER
8.2V
AGC AM
8 I-TUNE DET
1.6-8V
CHARGE
1-8V PUMP
FM
9 VCO
1V
3141
DET
1.3V VCC2
56K
0.7V 10
AF-OUT
2127
3135
11 MPX-IN
STEREO
1K 1.2V DECODER
220n
5115
4 6
8
12 13 14 15 16 17 18
7
3 2 1
BIRDY FILTER
RDS only
VCC1
5119
4 3
2169
3144 MPX
1.3V
2
1K to 1120
2n2
3176
0.7V pin 5 1
BC857C
7103
6
33K
8 7
MPX
DISCRIMINATOR
BUFFER AMPLIFIER
0V
0.7V P0
3137
7124
0.1V 22K MW=HIGH
7 8 9
LEGEND
* ... only assembled in FM/AM-version SMD jumper
p ...for provision only
41xx
USA ... for USA version only
0R V EVM
LW ... for LW version only
7B-2
10 11 12
VERSION PROGRAMMING COMPONENTS
VERSION
/00 /02 FM/MW/LW
2150
/00 /02 FM/MW
AM-IF2
100n 5112 450kHz
3 4
/01 FM/MW
T114
2
/14 FM-OIRT/MW
1 6
FM-IF2
/17 FM/AM
7 8
7P
5110
1 3
I O
AM-AFC
5114 450kHz
G
2
3 4
2
1 6 VERSION DETECTION
37 36 35 34
7 8
7P P1
1.2V
BAS216
0.7V
33
FM-IF2-IN
P1
FM
IF1
32 0V
AM-AFC
1.4V
P0
FM P1 31 7.5V
IF2
30 7.5V
P0
AGC
CONTROL 0.1V
WRITE-EN 29 0V
3160
28 0V
DATA
470R
0V
27
CLOCK
3169 2166
26
DIG-GND
150K
1n
5121
2167
25 1.4V
XTAL
OSC
12p
DT-381 75 kHz
24 stereo 0.2V
MONO/
STEREO mono 4.8V
23
VDD 3158
8.2V
AFC
VCC2 8.3V
470R
7.5V
VDD
from
19 20 21 22
MPX
2169
T140 3168 3167
7.8V
VCC1
8.2V 120R 120R
8.2V
VCC2
470n T117
11V
VCC2
2164
12V
2
7112 9.6V
BC547C
T118 3155
8.2V
VDD
8.3V 150R
7.5V
8.9V
8.9V
+FM
8.2V
AM/FM
from 7101/39
10 11 12
...V FM mode stereo Signal path
...V MW mode
FM
AM
...V LW mode
MPX (Audio Frequency)
voltages measured while
AF - left/right
set is tuned to a strong transmitter
13 14
1101 A2 5121 E11
1102 B1 5122 H5
1103 E2 5123 G5
1110 B2 6105-1 E4
1120 E14 6105-2 G6
1130 A2 6106 D4
1131 C2 6107 G13
1132 F13 6120 C13
6120 3156 3157 3170 7111
2102 B1 7101 C8
A
2105 A2 7103 H8
2106 E3 7104 D2
2107 E4 7105 F4
2108 G3 7109 H3
2109 G3 7110 H12
2118 H6 7111 C13
2119 H6 7112 G12
2120 H6 7122 H4
2122 I6 7124 H7
2123 H6 T102 B2
2124 H6 T103 B2
2125 H6 T104 B6
B
2127 E7 T105 E2
component mounted
2128 B8 T106 E2
2129 C7 T107 C3
2130 F11 T109 D5
2131 F8 T110 D5
2132 F8 T111 E5
2133 F8 T112 F7
2134 I8 T113 A9
2135 I9 T114 B11
6120 2136 H14 T116 F10
2137 H13 T117 F13
C 2138 F9 T118 G11
2139 G9 T120 F13
2140 G9 T121 F13
0.2V
2141 F10 T122 E13
2143 G12 T123 E13
7111
2144 G11 T124 G14
BC847C
2145 E11 T125 F14
2146 E12 T126 F13
2147 E12 T127 F13
2148 E12 T140 F11
2149 H7 T141 F10
2150 A10 T142 F10
3161
D
2159 D5
2161 C11
22K
2162 H12
2163 D11
2164 G10
3159
152kHz, 50mV pp 2165 C7
5V
2166 E11
470R
2167 E11
2169 G8
0V
2180 C4
stereo mono stereo
2190 C3
2191 C3
3 E
3105 D5
stereo 0.4V
3108 D2
mono 4.8V
3109 G4
1120
3123 H3
T123
STEREO
3125 H2
8
T122 3128 H3
0V CLOCK
3130 I9
T121 7
0V DATA 3131 I9
3132 G4
6
T120
0V
ENABLE/MPX
3134 H6
5
T127 3135 E7
12Vtyp
VCC
3137 H7
F
(10-14V)
T126 4
3141 E7
RIGHT
3142 E6
3
T125
GND
3143 G7
2
3144 G8
LEFT
3145 F8
1
3154
3146 G13
FE-BT-VK-N
3150 H12
330R
3151 H12
3152 G14
T124
4
3153 G13
3154 F13
G
3155 G12
3156 C12
3157 D12
3158 E13
3159 D13
3160 D13
3161 D13
3167 F12
3168 F11
3169 E11
3170 D12
3171 G12
H
3172 G12
3176 H7
3180 I3
3190 B6
3191 B7
3192 B6
3193 B4
3194 C4
3195 C3
4101 E2
4102 F3
I 4104 H5
5102 E3
5103 F2
5109 B9
5110 B10
5111 A9
5112 A11
5114 B11
5115 E7
ECO6 Sys-Cenelec, 010517
5118 G9
5119 G9
13 14