Sam4s ER-5200 Service Manual page 100

11 Block Diagram
11-2 ER-5200M
PRIN TER JOU R N A L SID E (STM-210)
PRIN TER REC EIPT SID E (STM-210)
LF A/C VPH
M O T M O T +8.5V
VPH
O N/ O FF
VPRT
+8.5V
MOT D R IVE
LB1838
A/C MOT
D R IVE
11-2
BMARK
A/CUT
N/END
SENSOR P/END
LEVER
BUFFER RESET
74H C 54 1
CS_BUFFER#1(74HC541)
THERMISTER
TPH _CLK, D ATA
LATCH, nSTROBE
ADC nRST
C PU
M30800 SFP
FA16,17
nCS_EPROM
FISCAL VOLT. FISCAL I/F
D RIVE 82C55
12.5V 6.2V FA(0:15) FD(0:8)
FISCAL M EM O RY B'D
512K/1M/2MBITs
SPO O L D R AWER
POWER
M OTOR
TRANS
AC 24V
AC 30V
SPO O L D R AWER
D R I V E D R IVE
POWER
C IR C U IT
VCC VDRV VPRT VDISP
+5V +24V +8.5V
+30V
P_FAIL
LATCH
D ETEC T
74H C 574
C S_LATCH(74HC574)
BUZZER
D R IVE
nINT0
Flash ROM
AM29F800
nRD, nWR
XIN
D EC OD E#1
ADD, nCS
74H C 1 38
SSCG
D EC ODE#2`
ADD, nCS
74H C 1 38
14.7456MHz
C S_LC D
CS_825 5
#1,2
REAR
10 D I G I T
16*2 Charater
VFD
D R IVE D R IVE
BUZZER
2KHz
A(0:20)
D (0:7)
SRAM
SRAM
8MBITs
2MBITs
EPROM
27C4001
nCS
C S_LATCH (74HC574)
CS_BUFFER#1(74HC541)
CS_KEYSCAN
KEY & MODE BUFFER
SCAN RETURN 74H C 5 41
C LERK
SCAN RETURN
KEY
LINE LIN E
KEY BOARD
MODE KEY
SAM4S ER-5200 Series
IR C I/F
or RS232
SERIAL
I / F
RS-232
2 PORT
LCD
LCD
R TC
32.768KHz
C S_BU FFER#2(74HC541)