Test Mode - Philips 4000 Service Manual

PHILIPS 4000

4.1. Test Mode.

Introduction
This document describes the Test Mode of the Philips 4000 (CMF,AMF & OTC) Coffee Machine. This appli-
cation is used to read out usage parameters and perform diagnostics test to identify the rootcause of the issue.
To enter Test Mode
The machine enters in Test mode by holding pressed together Z1 and Z6 buttons while switching on the ma-
chine by the main switch on the backside of the coffee appliance.
Once entered in Test Mode, the display shows the firmware version (Level 0).
Z1
Z2
Z3
The Test Mode is organized into 6 different pages, the user can change the page by pressing the Z7 button.
For each page the coffee machine can execute different tests.
Important Note: In all test mode the screens are green for HD Models and white for EP Models.
Page 0 (FIRMWARE) to verify:
ERROR: If in machine model field is written "Unknow" and backlight of display is Yellow, check the jumper in
interface (Only for HD models).
Z7
- Firmware version on the display.
- The machine model ( FOCUS/CMF, CLASS/AMF or TOP/OTC).
- The voltage of the main supply
- The frequency of the main supply
Press Z7 "
The machine passes to the Page 1 (KEYBOARD)
ERROR: The page does not change; Check the interface board
and the flat cable (JP21 Electrical diagram)
" to move to the next screen
04 DIAGNOSTIC MODE
Z4
Z5
Z6
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