Block Diagram - Casio SE-S300 Service Manual

4. BLOCK DIAGRAM

Optional PC or
Optional Hand
Held Scanner
+5V supply
Optional Hand
+5V supply
Held Scanner
SE-S2000/SE-C2000/TE-1500/TK-1550/
PCR-T220S/2100/2100L/2200/2200L
Thermal PRN UNIT
Receipt Journal
Winder Motor
Feed Motor Feed Motor
CPU SRAM
4Mbit 32Mbit
PWB : E292-COM
PWB : E292-1
COM1
COM2
RAC12 socket
RAC12
32Mbit
LCD UNIT
PWB:E283-E22
PWB:E292LCD-E2-1
FROM
DRW I/F
DRAWER UNIT
— 17 —
MODE KEY
PWB:E274-E3
SE-S300/SE-S2000/TE-900/
TE-1500/PCR series (STROKE KEY)
or
SE-C300/SE-C2000/
TK-950/TK-1550 (COMBINATION KEY)
POWER SUPPLY UNIT
AC Adaptor
S01224A
AC cord
Two AA size alkaline batteries