Eco-Mtf Module - Philips FW-C250 Service Manual

9-1
ECO MTF MODULE
TABLE OF CONTENTS
Block Diagram ................................................................. 9-1
Circuit Diagram ................................................................ 9-2
Component Layout .......................................................... 9-3
Adjustment Table ............................................................. 9-3
Exploded Views & Mechanical Parts Lists ...................... 9-4
Electrical parts list ............................................................ 9-5
BLOCK DIAGRAM
RECORDER MODULE ECO MTF-AS-DD-ES
TAPE TRANSPORT
Pb
DECK A
Pb info
+3
119
PLAY
B
MOTOR
110
A on /off
+
_
erase head
114
PLAY
Pb info
Rec/PB MOTOR
110
DECK B on /off
9-1
RECORDER BOARD
7711 +3
Pb
Amplifier
Pb A
Deck A
Feedback
Play A
NS/HS
HS
1 Equalization
0071
0072
4
+Motor
+3 +
Feedback
Play B
1
6, 9
Pb
Rec Rec 1707
16 10,
1707 1707
13
5, 8
17
11,
Pb 12,
Pb 14 Rec
18 15
+3 4, 7
Pb B
Deck B
Rec
7712
Rec/Pb
Amplifier
ALC
5
Rec info
Rec
0071
+Motor
8
+
+
Bias Oscillator
Rec
1
-
2
1707
+
Pb
3
3758
HS
B
HS
Speed
A
+3
+3
1
Mute
1719
Pb info
3
HS
1
Rec info
HS
Pb A
1 1709
Pb left 1
+
Pb B
Pb right
2
+3
Mute +Tape
3
Rec left
Rec right 6
4
1721
1
+Motor
2
ECO MTF AS DD ES, 070499