Sony TC-K333ESA Service Manual page 21

TC-K333ESA/K990ES
4-3. IC BLOCK DIAGRAMS
1C502,505 CX20188 1C902 CX20174
cc. eee ee , <2
Z2eeve8 YY ve vy 8 55
@3) C8) Se exe
VOLTAGE
/CURRENT ' CURRENT
CONVERTER Elie eed CONVERTER Ff
VOLTAGE PEAK
CA Lt CURRENT DETECT
ae BT) a OETECT i
Tal
AFC
8- BIT
OVA CON-
VERTER.-
SPEED MONITOR t
REVERSE OET, 2
IC508 pPC1297CA
32 OUTPUT
36! "39!
IC802 BA6219B
IC803 LB1641
FWO/REV/STOP
CONTROL LOGIC