Bosch HBN8451UC - Testing Oven Relays; Testing the Front Panel

58300000202443_ARA_EN_C JANUARY 2018 Service Manual for Bosch 800 Series Built-in Wall Ovens
Page 38 of 43
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right of the display. (Example: E206: 003 indicates that error
code 0206 has been logged three times.)
4. Press (1) or (0) to cycle through the error memory list.
5. Press Enter to return to the initial Error Memory screen and
Enter again to advance to the next menu option.
7.2.4 Testing Relays
Refer to the table in the Accessing Service Mode section for a list of
relay test menu options.
1. Follow the steps in the Accessing Service Mode section.
2. Advance through the menu until Relay Tests appears in the
display.
3. Press (1) to begin testing.
4. Press Enter to navigate through the relay options.
The initial displayed state will reflect the current state of the
relay.
5. Press (1) or (2) to change the state of the relay.
6. After navigating through all relay tests, press Enter, then Enter
again to advance to the next menu option.
7.
7.2.5 Testing Front Panel
The Front Panel Key Test will confirm that all control inputs are
connected and operating. The tests are based on the Option Code
that was set before entering Service Mode.
1. Follow the steps in the Accessing Service Mode section.
2. Advance through the menu until Key Test appears in the
display.
3. Press (1) to begin testing..
4. When the test is successfully completed, Key Test appears in
the display again. Press Enter, then Enter again to advance to
the next menu option
To exit the test, it must either be successfully completed
or the power must be reset.