Philips FW20 - CASSETTE DECKS; GENERAL INFORMATION; DOLBY NOISE REDUCTION (NR) SYSTEM; INSERTING A CASSETTE

ELEKTRONIKI
ELEKTRONIKI
ELEKTRONIKI
ELEKTRONIKI
ELEKTRONIKI
ELEKTRONIKI
ELEKTRONIKI
ELEKTRONIKI
3179
22k
+5V
3186
100k
1
p
z
p
0
A
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
MUTE ON
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
T016
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
2
3
STABILIZING CIRCUIT +5V
HEF
MM
4069 UBT
74HCU04M
UROPE
01
IODE MOUNTED
E
X
X
X
X
6121
X
X
X
6122
X
X
6123
GRAMMING 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
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
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
1928
5
1927
6
1453
6
1552
1551
+CD
-CD
1113
CD
LEFT
RIGHT
RESET
STRB
A
DATA
ACKN
58
57
LEFT
+14V
RIGHT
A
CLOCK
DATA
CE
STEREO
COUNT
MUTE
ST SIG
1112
1565
4
1012
7
1300
1500
1011
(280MM)
9
3139 111 25050
SHEILD
102
TUNER
1001
CD
1008
1564
7
Serwisowych Baza Porad Se
C