MDE-4771H Encore® S Enhanced FlexPay™ EMV® CRIND® Start-up/Service Manual · November 2019
Page 4-15
Troubleshooting Tamper Error
Service
3
Verify if the fuse on the SIP board is intact. The fuse is located on the rear portion of the PCB.
If the fuse is damaged, a new SIP board must be used; the fuse cannot be replaced.
Figure 4-23: SIP Board
Fuse located at the rear of the SIP Board
(M07793A001)
These LEDs indicate communication status
between the SIP and the following
components:
• Card Reader (TXECR and RXECR)
• POS (TXPOS and RXPOS)
• Pump (TXPM and RXPM)
Flashing LEDs indicate that communication is
active.
Note: Card reader (TXECR and RXECR) only applies for a TCR card reader. These LEDs are
inactive for an HCR 2 card reader.
