Avery Berkel CX20 SERIES, Service Manual

Page: 224 / 353

23–1 CX20/CX30/CX34 Service Manual
Section 23
RS232 Interface PCB
(CX20 W)
Table of Contents:
23.1 General 23–3
23.2 Circuit Description 23–4
23.2.1 RS232 interface 23–4
23.2.2 Wrapper control signal interface 23–4
23.2.3 Wrapper ready signal (control interface version 2 only) 23–4
23.2.4 Scale in control signal (control interface version 2 only) 23–5
23.2.5 Analogue interface 23–5
23.2.6 ”Wrapper Start” relay control 23–5
23.2.7 Label taken detection 23–5
23.2.8 ULMA 200 series wrapper protocol 23–6
23.2.9 Serial interface devices 23–6
23.3 Servicing 23–7
23.3.1 Replacing the RS232 interface PCB 23–7