![background image](http://html.mh-extra.com/html/lg/fe-286e/fe-286e_service-manual_220524037.webp)
- 2-40 -
B01
B02
B03
B04
I01
I02
XIN
PD
AIN
AOUT
IFIN
XOUT
FMIN
AMIN
CE
DI
CL
D0
VDD
VSS
REFERENCE
DIVIDER
PHASE DETECTOR
CHARGE PUMP
UNLOCK
DETECTOR
UNIVERSAL
COUNTER
DATA SHIFT REGISTER
LATCH
12bits PROGRAMMABLE
DIVIDER
SWALLOW COUNTER
1/16. 1/17 4bits
POWER
ON
RESET
CCB
I/F
1
2
Block Diagram
■
LA1837
Single-Chip Home stereo IC with Electronic Tuning Support
The LA1837 is a single-chip AM/FM IF and MPX IC that supports electronic tuning and was developed for
use in home stereo systems. It is optimal for use in automatic station selection systems that use the SD and
IF counting techniques.
Block Diagram
FM SD
ADJ
3 rd 5 th
DECODER
ANTI-BIRDIE
FM
Содержание FE-286E
Страница 7: ... 1 6 MEMO ...
Страница 26: ...2 21 2 22 FRONT SCHEMATIC DIAGRAM ...
Страница 27: ...2 23 2 24 TUNER DECK SCHEMATIC DIAGRAM ...
Страница 28: ...2 25 2 26 CDP SCHEMATIC DIAGRAM ...
Страница 30: ...2 29 2 30 PRINTED CIRCUIT DIAGRAMS MAIN P C BOARD SOLDER SIDE ...
Страница 31: ...2 31 2 32 MAIN P C BOARD COMPONENT SIDE ...
Страница 32: ...2 33 2 34 FRONT P C BOARD COMPONENT SIDE ...
Страница 33: ...2 35 2 36 FRONT P C BOARD SOLDER SIDE ...
Страница 40: ... 2 43 BA3126N 2 channel head switch for radio cassette recorders ...
Страница 43: ... 2 46 MEMO ...
Страница 48: ... 4 1 SECTION 4 SPEAKER SECTION MODEL FE 286E 850 852 854 855 856 857 ...
Страница 49: ... 4 2 MEMO ...