Hofmann Snap-on Y2k, Service Manual

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No Beep sequence Description
2 S S P1
Error during PO (persistent objects) based initialisation:
- Persistent objects initialisation
- Bit field POs
- Power on timer
- Error recording
- Incremental encoder of main shaft
- External AD converter
- Internal AD converter
- Temperature measurement
- Data conditioning
- Balancing module
- Optimisation module
- Counters
3 S S S P1
Extensions, based on POs
- Drive system
- Measurement control
- keyboard/display, SAPE,
brake, motor
- C - Indication of the module/object with the error
No Beep sequence Description
1 S
Initialisation of the I2C bus fails.
1. SDA or SCL level is wrong
2 S S
Initialisation message server
1. No resources available (RAM, timer)
3 S S S
Initialisation command language
1. No resources (RAM, pipe)
4 S S S S
Initialisation of keyboard device driver
(including STOP, wheel guard, pedal)
1. Resource not available (timer)
5 5S
Initialisation persistent object basics.
6 6S
Initialisation inner rim light.
7 7S
Initialisation of the incremental potentiometer (Snap-on, SUN) and
display drivers
10 L
Persistent objects:
1. PO not available
2. Wrong version
3. Different versions (Opto- / micro-controller board)
11 L S
Bit fields for persistent objects
12 L S S
Power-on timer
1. Persistent object for power-on timer not available
2. Resource not available (timer)
13 L S S S
Error recording
1. Persistent object for error recording not available
20 L L
Incremental encoder of main shaft
1. Persistent object not available
21 L L S
External AD converter
1. Persistent object not available
22 L L S S
Internal AD converter
1. Persistent object not available
23 L L S S S
Temperature measurement
1. Persistent object not available
2. Resource not available (timer)
24 L L 4S
Incremental encoder of power clamp
1. Persistent object not available
25 L L 5S
Data conditioning
1. Persistent object not available
26 L L 6S
Balancing module
1. Persistent object not available