Sam4s ER-5100? SERIES, Service Manual, Page: 28 / 80

6 Troubleshooting and Test Procedure
SAM4S ER-5100 SERIES 6-7
USE THIS KEY FOR ALL CLEAR PROCEDURE
REGARDLESS OF WHAT KEY FUNCTION ID
PROGRAMMED AT THAT LOCATION
CASH
SBTL
CHECK
5
2
00 .
3
6
CASH
7
6-3 Test Procedure
6-3-1 Initial Clear Procedure
1. Turn key to P-Mode.
2. Unplug Register.
3. Hold down the SULTL on keyboard and plug
in the Register, again.
4. The Register issues an Initial Clear receipt.
6-3-2 All Clear
1. Turn the Mode Key to S-Mode.
2. Turn off the power.
3. Hold down the Key 00 on the Key board, turn.
4. The Register issues an All Clear receipt.
6-3-3 Loop Back Connections
1. Turn the Mode Key to S-Mode.
For the jig for the communication test
Serial 1, serial 2 (Main PCB, D-sub 9)
TxD (3) ---- RxD (2) Serial 3, serial 4 (Option PCB, Modular)
TxD (3) ---- RxD (5)
6-3-4 Test
1. Turn the Mode Key to S-Mode.
2. Enter the one key of the following code, and enter the Key CASH.
CODE FUNCTION
1 Printer the Several Characters and Display 0~1 and the Several Characters.
2 Test the Key Board.
3 Test the Mode Key Switch.
4 Print the EPROM version and the Check Sum.
5 Test the Display (Display the ).
6 Print the H Pattern.