— 38 —
IC202
M64084AGP
IC201
MC3361CDR2
Mixer
Input
GND
Audio
Mute
Scan
Control
Squelch
Input
Filter
Output
Filter
Input
Demodulator
Audio
Crystal
Osc.
Mixer
Output
Limiter
Input
Decoupling
Quad
Input
Vcc
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
IC20
MC33219AP
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
20
19
18
17
23
22
21
24
CP2
XDI
CPT
TLI
TLO
VB
CT
CD
NC
CPR
RLI
RLO
Vcc
TAO
TAI
MCO
MCI
VLC
MUTE
RXI
RXO
RAI
RAO
GND
1
24
2
23
3
22
4
21
5
20
6
19
7
18
8
17
9
16
10
15
11
14
12
13
NC
Tx OUT
Tx Vcc
TxB
TxE
Tx GND
PD1
Vcc
Xin
Xout
XBo
GND
MIX REF
MIX IN
Rx Vcc
RxB
RxE
Rx GND
PD2
RST
SI
CPS
Lock
MIX OUT
Содержание FT-8508
Страница 1: ...SERVICE MANUAL PUBLISHED IN JAPAN Jun 1998 FILE NO 2B0 9804 FT 8508 CORDLESS TELEPHONE ...
Страница 3: ... 2 OPERATING CONTROLS BASE UNIT CONTROLS HANDSET CONTROLS RS YZ 1 2 ...
Страница 10: ...Handset Main 9 BLOCK DIAGRAMS ...
Страница 11: ...Handset RF 10 ...
Страница 12: ...Base RF 11 ...
Страница 13: ...Base Main 12 13 ...
Страница 14: ...SCHEMATIC DIAGRAMS Base Main 14 15 ...
Страница 15: ...Base RF 16 17 ...
Страница 16: ...Base Key 18 19 ...
Страница 17: ...Handset Main 20 21 ...
Страница 18: ...Handset RF 22 23 ...
Страница 36: ...Base Main 41 ELECTRICAL PARTS LOCATION ...
Страница 37: ...Base RF 42 ...
Страница 38: ...Base Key 43 ...
Страница 39: ...Handset Main 44 ...
Страница 40: ...Handset RF 45 ...
Страница 41: ...Base 46 WIRING DIAGRAMS ...
Страница 42: ...Handset 47 W501 W 072147 J502 JK 736 9P J601 IC603 PORTABLE RF B501 PE1294DA TOP VIEW SOLDERING ...
Страница 71: ...MECHANICAL PARTS LIST ...