Service manual
SAM4S ER-900/SPS-300 SERIES 10-1
10 Block Diagram
IN
VPH
+19V
+3.3V
+
nRD
SDA
GPIO XIN
+3.3V
+5V
MEM CE
1
1
KEY
MODE
DATA(7:0)
DK1
LAN
PORT
PORT
nCS
(4MBIT)
OPT
KEY
COM#3
COM#4
KEY
1
COM#1
COM#2
nRD
nWR
DK1
LAN
RECEIP JOURNAL
OUT
DRAWER#1DRAWER #2
SPOOL
FISCAL
-
+24V
DATA(7:0)
VPRT(+9V)
SCLK
SEG
(8LINE)
DIGIT
(8LINE)
(TR)
6
6
VBAT
LCD DATA(7:0)
(2layer)
(2layer)
RJ11
K6T4008
SRAM#1
OPT
SD_CD
SD_WP
SERIAL(3,4)
SERIAL(1,2)
SD_DATA
SD_CMD
74HCT05
1
ADD(23:0)
RJ45
DSUB9
LAN
+
PRINTER (CAPD245 or LTPD 245)
PRINTER (CAPD245 or LTPD 245)
BACKLIT COLOR(R,G,B)
BACKLIT COLOR(R,G,B)
LCD_R/W , LCD_RS , CS_LCD , /RD
74ACT245
MCR_RCP2
MCR_RDD3
MCR_RDD2
DM9161B
DRAWER
DK1(OPT)
or
JOINT B'D
RJ11
DWR#2
COMP
DWR#1
A, A, B, B
VPH
+5V
VPRT
VPRT
250V/3.15A
19V/2.5A
FISCAL B'D
nWR
CS FISCAL
GPIO
DRAWER #2
DRW#1
GPIO
DRAWER #1
COMP
DRW#1
OSC(2KHZ)
BUZZER
MAT[0:3]
GPIO
GPIO
(BD6380EFV)
TPH
SIGNAL
GPIO
(BD6380EFV)
MOT DRIVER
GPIO
GPIO
GPIO
nINT0
IRQ PFAIL
GPIO
SPOOL
RESET IC
nRESET
REGULATOR
RAISED(MAX 84KEY)
VBAT
VBAT
XOUTGPIO
RTC IC
[ INTERNAL TYPE ]
LPC2470
VBAT
BATTERY
FND
REAR FND
(8seg/9digit)
COM#3
COM#4
FLAT(MAX 140KEY)
nRD
74LV541
DATA(7:0)
/CS
ADDR
ADDR
ADDR
74LV138
DECODER
CS_LCD
GPIO
/CS
nWR
nRD
_CS
GPIO
nINT3
GPIO
GPIO
GPIO
MOSI
MISO
SD_WP
SD_CMD
SD_DATA
GPIO
GPIO
D(15:0) DATA(15:0)
CLK/RX/TX/COL/CRS
GPIO
+5V
L C D
COM#1
COM#2
I/F B'D
MCR READER
CS_FLASH
(16MBIT)
+5V
VLCD(BACKLIT)
VSERIAL
RJ45
COM#3
(ER-9XX)
DALLAS
ADDIMAT
DALLAS_DOUT
DALLAS_DIN
nCS
(16MBIT)
VBAT
L C D
SERIAL & IRC
OPT
(1-STATION)
AUTOCUT
OPTION
COMP
A, A
, B, B
OPTION
TPH THERMISTER
FUSE
MAIN B'D
TRANS
POWER
230V/50HZ
120V/60HZ
PWR B'D
FISCAL B'D I/F
GPIO
COMP SENS
DRIVER
GPIO
MOT DRIVER
ADC
DRIVER
/RESET
AME8500
KEY SCAN
32.768KHZ
RTC IC
DRIVER
+3V(VBAT)
RETURN MODEKEY
/RESET
_CS_KBDMODE
nINT2
GPIO SD_CD
A(23:0)
GPIO
ADD(23:0)
RXD/TXD/DTR/DSR
SCK SD_CLK
OPTION
FLASH
AM29F160
UART(0~3)
MAX232
DSUB9
I/F B'D
USB_A
SD CARD
(SD CONNECTOR)
SD_CLK
(ER-9XX)
DALLAS ADDIMAT
R1LV0414D
SRAM#1
6
6
192*64 FRONT LCD
(2layer)
(2layer)
I/F B'D
SERIAL(3,4)
SERIAL(1,2)
IRC
+
(2-STATION)
1-STATION or 2-STATION
THERMAL PRINTER
PRINTER (CAPD245 or LTPD 245)
MCR_CPD23
MCR_RCP3
BACKLIT COLOR(R,G,B)
RJ11(OPT)
MEM SIZE MAX 2MBIT
CONTROL CIRCUIT
PAPER HOME POSITION SENSOR
CLK,DATA,nLAT,nSTB GPIO / SSP
PRINTER DISCON SENS
PAPER COVER OPEN SENSOR (R/J)
PAPER END SENSOR (R/J)
ON/OFF
REGULATOR
RECTIFIER
REGULATOR
AC120V / 60HZ
COM#3
USB_A
[ KEY BOARD ]
74LV138
DECODER
KEY SCAN
CS_FISDATA_RD
CS_FISDATA_WR
CS_FISADDL_WR
CS_KBDMODE
CS_FISPORT(574)
MCR_RDD3
MCR_RCP3
MCR_RDD2
MCR_CPD23
OPTION
DALLAS_DIN
DALLAS_DOUT
UART(0~4)
ETHERNET
(RMII)
(SPS-3XX)
SERIAL & IRC
SERIAL
L C D
DATA(15:0)
(with 6-Color B/L)
I/F B'D
+3.3V(VCC)
AC230V / 50HZ
MCR CONNECTOR
CS_FISADDH_WR
MCR_RCP2
(ER-9XX)
(SPS-3XX)
2LINE FRONT LCD
(with BLUE B/L)