Casio CE-6800, Service Manual

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12) Date time set test
The machine will set the time or the date.
Opeartion : n1 n2 n3 n4 n5 n6 X 9 #2 Key
Function X: 0= Time set (n1 n2: Time, n3 n4: Minute, n5 n6: Second)
1= Date set (n1 n2: Year, N3 n4: Month, n5 n6: Day)
[PRINT] [DISPLAY]
13) COM1 online test
This operation will test the COM1 online function. This test need the reception machine as shown below;
Wiring diagram for the connection cable Loop back connector
Send
ECR Receive
ECR
Cross cable
COM1 COM1
Cable length = Max. 15m
Opeartion : z z b m 7 2 X 7 #2 Key
Function b: Baud rate selection
0= 19,200 bps 1= 9,600 bps 2= 4,800bps 3= 2,400bps 4= 38,400 bps
m: Test Mode selection
0= Self loop test 1= Reception mode 2= Send mode
zz: Time out number (seconds) input between data
(default is 3 seconds. Input zz, zz seconds will be the time of time out.)
X: 0= Normally select 0.
1= When error is happened, print error receipt before retry operation.
3pin
2pin
8pin
7pin
4pin
6pin
1pin
9pin
COM1
COM1 COM1
Txd
Rxd
CTS
RTS
DTR
DSR
CD
CI
Signal Pin
CD
1
RxD 2
TxD 3
DTR 4
GND 5
DSR 6
RTS 7
CTS 8
CI 9
Signal Pin
CD
1
RxD 2
TxD 3
DTR 4
GND 5
DSR 6
RTS 7
CTS 8
CI 9