ELEKTRONIKI
ELEKTRONIKI
ELEKTRONIKI
ELEKTRONIKI
ELEKTRONIKI
ELEKTRONIKI
ELEKTRONIKI
ELEKTRONIKI
Zestaw audio Philips FW21/20/21/22/37
CD
KEYBOARD
MAIN
KEYBOARD
SHIFT
REGISTER
TUNER
T/D
CD
MAIN - DISPLAY
MUTE 1
MUTE
EEPROM
1KB
SHIFT
REGISTER
SHIFT
REGISTER
uP
TMP870xx
uP
uP
MIC
PHONO IN
MD
AUX IN
BUFFER SPATIAL
DBB
BUZZER
GE
VOL
MUTE 1
STDBY
TO POWER
P/D
FROM POWER
MUTE 2
BUFFER
IR - EYE
6 OHM
32 OHM
NOTE:
DIGITAL OR CONTROL
AF OR SUPPLY
POWER
±V
CD
±V
AF
±V
FTD
V
FTD
~V
+V
BUFF
FROM uP
STDBY
TO uP
P/D
VOLTAGE
SELECTOR
MAINS
BLOCK DIAGRAM
FM
Fronted
FM
MIXER
FM
IF 1
FM
IF 2
FM
DET
PILOT
PRES
DET
MATRIX
AM/FM/IF
COUNT
AMP
FM
OSC
AM
OSC
AM
MIXER
AM IF
AM/FM
INDIC
AM
DET
PHASE
DET
SYNC
DET
SOFT
MUTE
SWITCH
AM/FM
SWITCH
CONTROL
SOS
VCO
DIVIDER
LED
DRIVER
V/S
CONV
MONO/ST
SWITCH
AGC
AM
Frontend
STABILIZER
2151
10µ
2150
10µ
C
5109
RFI.5T
3-11p
2115
printed
Q-MULTIPLIER
0V
0V
0.7V
2107 1n
2SA838B
7105
3157
47k
FM-RF
+5V
12
3
6109
1SV228
3108
100k
9199
2113
3-11p
5108x
MW/LW-RF
123
6
54
MW
5107B
20160
LW
43
61
2
FILTER
20171
2114x
100p
5%
3245x
0
3236o
T006
T005
2
1
1103
AM-FRAME...AERIAL
LW/MW
3221
0
3222o
0
7102xA
BC817-40
3107x
2.2k
3109x
2.2k
LW
7104x
BC848C
2112
100n
6105
HN1N02H
1
2,7
330p#
3106
100k
5120
RFI.5T
2121 15p
printed
1
6124 1SV228
2120
470p
2
3
3120
5.6k
2185
100n
2142
1µ
MUTE=High
MONO=Low
STEREO=Low
2174
560p
3249xA
2168
1.8n
820R6
3112
22k
3111
15k
2162
1µ
2169
330p
5150
1mH
3176
100k
2175
100p
7150
HEF4069UBT
1
2.5V 2.5V
3149
82k
VCO 152kHz
3148
47k
FM-OSC
BURDY FILTER
1N4148
6140
3147
180k
1
2144
470n
3142
2.2k
2143
470n
LOOP FILTER
STEREO DECODER
AM=HIGH
MONO=Low
STEREO=Low
TUNED=Low
3220
0
2.5V 2.5V
7150
HEF4069UBT
7172
MM74HCU04M
1
+5V
FM/AM SWITCH
0V 5V
FM/AM
3144
47k
0V
V
FM
AM
FM/AM
VCO KILLER
0V
0.7V
0V
0.7V
5V 0V
5V
0V
7121x
BC848C
3124x
2.2k
LW/MW
3244
0
3238x
0
3243o
0
43
61
2
MT
110µH
5122x LW
43
61
2
MT
110µH
5123 MW
Include
3241o
0
2125x
27p
2129x
390p
1%
2136
27p
3242
0
3132
4.7k
0.7V
0V
3129x
4.7k
LW
7123x
BC848C
0.7V
0V
7128x
BC848C
3125x
4.7k
2139xA
2.2n
3229o 0
3226o 0
2135
560p 1%
PADDING
6105
HN1N02H
5
3,6
2138oA
22p
3224
0
3128
2.2k
3174
10k
3193
470
3175
15k
+5V
3175
100k
+V
5V
1V
7171
BC848C
3172
4.7k
2173
47µ
2171
4.7n
2170
4.7n
2172
1.5µ
7170
BC848C
0.6V
3170
4.7k
Tuned down
Tuned up
1
+5V
3123
22k
5V
0V
0V
5V
LW
AM OSCILLATOR
AM-WAVEBAND
SWITCHING LOGIC
LW/MW
LOOP FILTER
LW/MWMW/LW
1
LW=Low
0V
5V
5V
0V
7172
MM74HCU04M
7172
MM74HCU04M
Stereo-Indic
Tuning-Indic
+5V
3122
470
3119
470
3.4V
2123
1n
2122
1n
3121
100k
0.7V
7120
2SC1047
FM OSC
AMP
2124
10n
0.8V
0V
2178
1n
2179
100p
2134
1n
3178
100k
9114
+5V
2183
100n
+5V
3185
100k
5V
5V
0V
7178
BC858B
L=weak sens.
(Autostore 1. run)
SEARCH
SENSITIVITY
3179
22k
+5V
3186
100k
3188
1k
UNIVERSAL
COUNTER
PROGR.
DIVIDER
COUNTER
REFERENCE
DIVIDER
PHASE
DET.
1/2
2181
27p
5170
7.2MHz
12p
2180A
7.2MHz
0V
0V
Tuning-Indic
3166
100
7169
BC858B
2186
1n
MUTE
6
T032
STEREO
5
T031
STSIG
7
T033
CE
4
T030
COUNTER/DATA
3
T029
DATA
2
T028
CL
1
T027
3171 100
3189 1.8k
3190 1.8k
3191 1.8k
3192 1.8k
1173
3183 22k
3184 22k
6121
6121
1N4148
1N4148
6123
1N4148
1
7172
MM74HCU04M
IF-COUNT=HIGH
5V 0V
3156
10k
6154
1N4148
3141
220
3181
100k
3180
100k
+5V
7174
BC858B
5V
5V
MUTE
7156
BC337-40
3164
4.7k
MUTE LEFT
3162
1k
2160
1µ
7157
BC337-40
3165
4.7k
MUTE RIGHT
3163
1k
2161
1µ
1
1
1
1
2156
100n
3154
33k
2157
100n
3155
33k
2154
2.2n
2155
2.2n
2.5V 2.5V
3160 82k
3161 82k
2.5V 2.5V
2158B
2159B
1n *680p
1n *680p
7150 HEF4069UBT
7150
HEF4069UBT
7150
HEF4069UBT
2147
10n
DISCRIMINATOR
2141
2.2µ
5145
CDA10.7MC40
5144
SFE10.7MS3
FM/IF
5143
SFE10.7MS3
FM/IF
3
1
4
6
2
MT
5142
F7MCS-12216N
AM/IF
3
1
4
6
2
MT
5140
312211821101
AM/IF
3248
0
+5V
2104
100p
2100
100p
9197
T001
A
1
2
T002
1101
VERSION PROGR DIODES
MUTE=LOW
V
0V
OFF
MUTE ON
V
0V
0V=no communications
5V
0
5V
0
100ms
IF 200mVpp
Found strong
signal during
SEARCH
MW/LW
IF
IF
T023
T022
T021
T020
1153
+V
11-16V
+V
AF.right
GND
AF.left
1
2
3
4
to
3193
3194
3195
3197
7175
+V
L=MUTE
L=valld signal
5V
0V
Weak signal
Strong signal
5V
0V
stereo stereomono
152kHz 150mVpp
3194
470
3195
470
3197A
470
11-16V
1.3V
FM
3151
1.5k
FM RF
in
AM IF1
in
AM MIXER
out
FM
MIXER
out
V Stab A
FM IF1
16
0.8V
15
1.4V
14
1.4V
13
1V
12
1.4V
11
0.7V
10
1.4V
9
0.7V
8
1.4V
7
0.7V
65
1V
4
0.9V
3
0.6V
2
0.6V
1
1.7V
in
AM IF2
FM IF1
out
V Stab B
FM IF2
in
DEMOD
FM
PILOT
FILTER
R out
L out
IF count
17 18
0V
19
2.1V
20
0.7V
21
0V
22 23
0V
24
0V
25
5V
26
0V
27
1V
28
0.7V
29
1.3V
2152
100n
30
0V
31
0.8V
32
0.7V
FM RF GND
AM RF in
RIPPLE
AGC
FM RF
out
FM OSC
AM OSC
SUB
GND
+5V
VCC
TUNING
INDIC
AM/FM SWITCH
R VCO
AM/FM
OUT
MPX
IN
STEREO
LED
LOOP FILTER
M/ST SWITCH
MUTE
V Stab A V Stab B
Mute
IF AMP
AM FM
IF GND
38kHz
FM IF
AM IF
Mute
19/19/38kHz
7140
TEA5712T
1.1V 1.2V 0V
0.1V 1.6V 5V
0V
Tuned=Low
AM=High
T007
T008
T012
T013
T038
T009
T010
T011
T014
T016
T036
6174BA
BZX79-F5V1
2184
100µ
+5V
+5.1V (4.8V)
to
3113
3116
3122
3123
3135
3144
3151
3157
3175
3180
3182
3185
3186
3187
5171
7140
7150
7172
7174
7178
9114
3167A
0
13 12 11 10 98
12
14
3
4
56 7
GND
+5V
5V
4
1
T015
2
3
OUT 3
OUT 2
OUT 1
OUT 0
IN 1
IN 0
SYNC
DATA out
CLOCK
DATA in
CE
Xin
12
0V
11
0V
10
0V
8
0V
97
0V
65
0V
4
0V
3
0V
2
0V
1
2.4V
OUT 4
OUT 5
LOW
HIGH
OUT 6
AMin
FMin
VDD
PD1
PD2
VSS
Xout
CTR
AM IF
FM IF
CTR
SEARCH
SENS
AM
OSC
FM
OSC
Charge pump
13 14 15 16 17 18 19 20 21 22 23 24
0V 0V
5V 0V 2.6V
5V 1V
2.7V
SHIFT REGISTER LATCH
STABILIZING CIRCUIT +5V
7173
LC7218M
SYNTHESIZER
45
36
27
18
6105
HN1V02H
HEF
MM
4069 UBT
74HCU04M
FM, MW, LW EAST EUROPE
FM, MW USA /17
FM, MW OVERSEA /01
FM, MW, LW, SW
FM, MW, SW
X=DIODE MOUNTED
FM, MW, LW EUROPE
X
X
X
X
6121
X
X
X
6122
X
X
6123
VERSION PROGRAMMING DIODES
SIGNAL PATH
FM
AM
AF
a
x
*
for 2-band vesrion only
for LW version only
for USA version only
V
V
Vdc....MW....mode
Vdc....LW....mode
Vdc....FM....mode stereo..........
volteges...measured...while
set...is...tuned...to...a...strong
transmitter
EVMV
B
ECO4 CIRCUIT DIAGRAM
TUNER UNIT ECO4 (MINI)
IF GND
IF
2126x
100n
0
+5V
RESET
MUTE 1
STR 2
SR DATA
SRCLK
DATA
STROBE
ACKN
RESET
STSIG
MUTE
STEREO
CE
COUNT
DATA
CLK
L
+14V
R
A
1555
+5V
RESET
MUTE 1
STR 2
SR DATA
SRCLK
DATA
STROBE
ACKN
RESET
STSIG
MUTE
STEREO
CE
COUNT
DATA
CLK
L
+14V
R
A
1449
NC
HS/NS
PLAY A
PLAY B
RECORD
CR
49
NC
HS/NS
PLAY A
PLAY B
RECORD
CR
+14V
REC R
REC L
PB L
PB R
1700
+12V
+13V
M
1699
MECH. DECK
TAPE BRICK
1007
+12V
AC
AC
-30V
+13V
STDBY
M
D
P
D
1
46
KEY 0
KEY 1
KEY 2
KEY 3
CLK
DATA 2
+5V
STR 3
STR 1
DATA 1
D
1930
1929
KEY 0
KEY 1
KEY 2
KEY 3
CLK
DATA 2
DATA 1
STR 3
=5V FR
D
53
52
STR 1
CD FRONT 1004E
KEY 0
KEY 1
KEY 2
KEY 3
CLK
DATA 2
DATA 1
STR 3
=5V FR
D
STR 1
1928
1927
CD FRONT 1004A
1451
1452
KEY 0
KEY 1
KEY 2
KEY 3
CLK
DATA 2
+5V FR
STR 3
STR 1
DATA 1
D
1928
5
1927
6
RGE
LGE
+14V
LHP
RHP
MUTE 1
MUTE 2
BASS B.
BUZZER
A
47
VOL UP
+5V FR
P ON/OFF
+12V
M
48
VOL DOWN
RGE
LGE
+14V
LHP
RHP
MUTE 1
MUTE 2
BASS B.
BUZZER
A
VOL UP
+5V FR
P ON/OFF
+12V
M
VOL DOWN
FRONT
1005
L
R
MUTE 2
1530
1501
1531
1457
10
1456
6
AC
-30V
+13V
STDBY
+14V
VOL / HEADPHONE
1004B
D
AC
A
P
D
M
32
AC
CT
P
AC
a
1320
+CD
-CD
1322
CD
31
POWER
SUPPLY
1003A
AC
CT
P
AC
a
1321
L
R
MUTE 2
31
POWER AMP
1003B
1272
4
1273
1
TO POWER
BRACKET
(ITEM No: 285)
3139 111 25020
1010
3
1453
6
AC
-30V
+13V
STDBY
+14V
D
AC
A
P
D
M
+12V
AC
AC
-30V
+13V
STDBY
M
D
P
D
1561
10
1553
R
L
1559
A
+14V
REC R
REC L
PB L
PB R
+12V
+13V
M
1552
LEFT
RIGHT
RESET
STRB
A
1551
DATA
ACKN
+CD
-CD
1113
CD
LEFT
RIGHT
RESET
STRB
A
DATA
ACKN
58
CLOCK
DATA
CE
STEREO
COUNT
MUTE
ST SIG
LEFT
+14V
RIGHT
57
A
LEFT
+14V
RIGHT
A
CLOCK
DATA
CE
STEREO
COUNT
MUTE
ST SIG
+14V
SELECTOR
1002
50
1501
R
L
A
+14V
MIC MIXER
(KARAOKE)
1004D
ONLY FOR -/21
1
4
1270
10
1013
9
1112
1565
4
1012
7
1300
1500
1011
(280MM)
9
3139 111 25050
SHEILD
102
TUNER
1001
CD
1008
BOARD-IN
SPACER
BACK ENTRY MALE
BACK ENTRY FEMALE
JST SIDE
MALE
JST FEMALE
JST MALE
DIPMATE
1564
7
2701
180p
3699
470E
3701
820E
3745 820E
3703
270k
9
8
7
6
3697
470E
4,5
2699
1n
2712
470p
2713
220µ
3713
470E
+14
1.3V
0V
2.5V
12.1V
+
2703
100µ
3707
47E
2705
12n
3705
12k
3709
3.3k
2707
22n
3711
3.3k
T62
2709
1µ
PRE-AMP A
2702
180p
3700
470E
3702
820E
3746 820E
3704
270k
1
2
3
3698
470E
2700
1n
1.3V
0V
2.5V
+
2704
100µ
3708
47E
2706
12n
3706
12k
3710
3.3k
2708
22n
3712
3.3k
2710
1µ
2721
180p
3719
470E
3721
470E
3723
270k
1
2
3
6
3717
470E
4,5
2719
1n
2732
470p
2733
220µ
3733
470E
+14
1.3V
0V
2.5V
12.1V
+
2723
100µ
3727
47E
2725
12n
3725
12k
3729
3.3k
2727
22n
3731
3.3k
2729
1µ
PRE-AMP B
2722
180p
3720
470E
3722
470E
3724
270k
9
8
7
3718
470E
2720
1n
1.3V
0V
2.5V
+
2724
100µ
3728
47E
2726
12n
3726
12k
3730
3.3k
2728
22n
3732
3.3k
2730
1µ
T24
T23
T25
1
2
3
1703
PB HEAD
A RIGHT
PB HEAD
A LEFT
T63
T64
T65
T33
T35
T32
6
7
8
R/P HEAD
B LEFT
T31
T34
3
4
5
R/P HEAD
B RIGHT
T37
2
ERASE
HEAD
T38
1
1704
12 10
110V
13 2
10V
53
40V
69
80V
8
0V
9
0V
6
0V
4
0V
3
0V
5
0V
11
0V
10
0V
12
0V
1
0V
2
0V
13
0V
2734
470p
+14
14
13.8V
7
0V
8
0V
9
0V
6
0V
4
0V
3
0V
5
0V
11
0V
10
0V
12
0V
1
0V
2
0V
13
0V
2739
470p
+14
14
13.8V
7
0V
+14
14
7
12V
12V
2740
470p
10k
10k
1
2
3
10k
10k
1
2
3
6707
1N4148
6706
1N4148
3686
33k
3675
33k
2747
100µ
3743
12k
3744
12k
3655
10k
3656
10k
2639
1µ
2637
33p
3639
47k
2635
1µ
3637 470k
3635
100k
2641
68p
3641
1.5k
1V
1.2V
0.4V
7641
TBC548C
2640
1µ
2638
33p
3640
47k
2636
1µ
3638 470k
3636
100k
2642
68p
3642
1.5k
1V
1.2V
0.4V
7642
TBC548C
3645 10k
3646
10k
+14
3647
470E
2665
680p
3657
470E
2
3
1
4
5.9V
5.9V
+
2661
10µ
3661
1.8k
2667
68p
2663
560p
3663 8.2k
2659
100p
5.9V
3650
470E
+14
8
T28
3659
18k
3682
22k
3683
47k
2658
1µ
3681
22k
2651
470p
2650
2671
4.7µ
220µ
3667
12k
3665
56k
2666
680p
6
5
7
5.9V
5.9V
+
2662
10µ
3662
1.8k
2668
68p
2664
560p
3664 8.2k
2660
100p
5.9V
3660
18k
2672
4.7µ
3668
12k
3666
56k
10k
10k
1
2
3
ANALOG SWITCH
(CHROME EQULISATION)
3762 10E
3761 10E
RP RP
7
0V
9
0V
3
0V
1
0V
6
10V
0V
4
825
+14
T66 T67
3769
470E
0V
2741
100µ
3763
22k
2763
68p
3764
22k
2764
68p
T36
T39
3676
33k
2765
15n
2762
0.47µ
3758
33E
BIAS OSCILLATOR
2759
4.7n
3759
6.8k
0V 0V
0V
2760
10n
7760
BC337/40
3760
15E
2755 1µ
3755
10k
0.1V
15.8V
0V
7750
BC337/40
7754
TBC548C
0V
0V
3754
8.2k
47k
47k
1
2
3
3753
4.7k
0V
13.7V
7752
TBC548C
T40
T41
2752
47µ
3752
22k
3751
10k
+14
!
3757
4.7E
2757
47µ
47k
47k
2
1
3
0.1V
0.1V
0V
10k
10k
1
2
3
0.1V
FOR MOTOR
HIGH SPEED
CALIBRATION
10k
10k
1
2
3
10k
10k
1
2
3
10k
10k
1
2
3
10k
10k
1
2
3
10k
10k
1
2
3
10k
10k
1
2
3
10k
10k
1
2
3
10k
10k
1
2
3
+14
2657
1µ
3684
47k
3658
470E
3765
4.7k
0.01V
HSD
3767
22k
7767
TBC548C
0V
0.6V
3768
10k
7768
TBC548C
0V
1
2
1707
10V
+14
3670
4.7k
13.9V
3653
47k
+14
3766
2.2k
10k
10k
1
2
3
10k
10k
1
2
3
10k
10k
1
2
3
2653 1µ
3651 1k
0V
PLAY A
PLAY B
REC
CR A
CR B
HSI
6782
1N4148
6783
1N4148
T61
T60
3677
22k
3678
1k
+14
2677
100µ
3679
68k
3674 22k
3673 22k
3671 1k
3672 1k
2V
0V
2V
0V
0V
0V
10V
0.04V
3781
1k
+12
M
10k
10k
1
2
3
7.4V
0V
0V
1
2
3
4
5
6
7
8
3784
1k
3785
1.8k
3783
470E
3786
82E
3791
5.6k
10.8V
11.6V
11.6V
7791
BC558B
MOTOR A
NS ADJ.
MOTOR A
HS ADJ.
3735
1k
+14
T19
T15
T10
M
T11
T12
T13
MAIN A
MOTOR
DECK A
PLAY A
CR A
A
B
+
-
1
2
3
4
5
6
7
8
3788
1k
3789
1.8k
3787
470E
3790
82E
3792
5.6k
10.8V
11.6V
11.6V
7792
BC558B
MOTOR B
NS ADJ.
MOTOR B
HS ADJ.
3736
1k
+14
T20
T14
T17
T9
T18
MAIN A
MOTOR
DECK B
PLAY B
CR B
A
B
+
-
+14
+14
3795
10k
3796
10k
M
T8
6796
1N4148
6795
1N4148
6794
1N4148
3797
4.7k
0.7V
0V
7797
BC337/40
3734
680E
+14
2769
470p
2770
220µ
5673
36mH
2673
82p
3779
18k
2679
560p
8
5.2V
REC OUT
7
5.4V
REC IN
6
5.4V
AGC
15
1.2V
Iref
3
11.4V
14
5.5V
V
12
5.7V
MIX OUT
13
4.9V
MIX IN
5
0V
AGC TC
T59
3777
100E
2777
1µ
3775
12k
2781
22n
2775
47µ
3798
12k
BIAS TRAP
5674
36mH
2674
82p
3780
18k
2780
560p
T55
3778
100E
2778
1µ
2782
22n
BIAS TRAP
9
5.3V
REC OUT
3771 1k
4
11.3V
3772 1k
2
0V
3773 1k
REC
2789 4.7µ
2785
470p
2786
470p
16
10.7V
Vcc
EQ
11
5.4V
AGC
10
5.4V
REC IN
EQ
AGC
DETECTOR
REF & BIAS
G
FE/CR
REC
MUTE
NS/HS
T57
T52
T49
1
0V
2771
4.7n
2772
4.7n
2773
4.7n
3774
33k
T51
T56
RECORDING
EQUALISER
IC
3776
4.7k
11.7V
0V
+14
3737 1k
REC
9
T16
3738
330E
T22
T21
1702
T8
T6
+12
1701
2V
1
T5
CR
2
T4
REC
3
T3
PLAY B
4
T1
PLAY A
5
T54
HS/NS
6
NC
4
T50
R OUT
TO FRONT
PCB
1700
2
T10
3
T6
+12
8
T42
+14
9
T44
5
T46
L OUT
6
T48
LIN
7
T47
RIN
1
NC
1699
M
TO
SELECTOR
PCB
TO 1705
CONNECTOR P WIRE
(SHEILD GROUNDING)
ANALOG SWITCH
(A/B SWITCH)
ANALOG SWITCH
(A/B SWITCH)
T2
7700A
UPC1313HA
7700B
UPC1313HA
7701A
UPC1313HA
7701B
UPC1313HA
7702
HEF4066
7706
DTC114ES
MC14066BCP
7751
DTA144ES
7704
UPC1330HA
7753
DTC114ES
7764
DTC114ES
7763
DTA144ES
7653
DTC114ES
7667
DTC114ES
7765
DTC114ES
7703
MC14066B
7636
MC14066B
7635B
NJM4560D
7635A
NJM4560D
7746
DTC114ES
7783
DTC114ES
7782
DTC114ES
7785
DTC114ES
7745
DTC114ES
7744
DTC114ES
7781
DTC114ES
7776
DTC114ES
7795
DTC114ES
7796
DTC114ES
7770
CXA1298AP
34
25
16
5760
OSCCoil
2790
4.7µ
2784
1µ
2776
1µ
2768
100µ
2774
4.7µ
2783
1µ
TAPECORE CIRCUIT DIAGRAM
HEADSWITCH
3770
330E
7.6V
SERWIS ELEKTRONIKI SERWIS ELEKTRONIKI SERWIS ELEKTRONIKI SERWIS ELEKTRONIKI SERWIS ELEKTRONIKI
Baza Porad Serwisowych Baza Porad SerwisowychBaza Porad Serwisowych Baza Porad Serwisowych Baza Porad Serwisowych
A
A
BCD
BCD
1 1
2 2
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