ConMed Sabre 2400 Operators & Service Manual page 59

HLP Meaning
-8 Detection of a shorted
hand or foot control
-10 Incomplete Cal
-11 Non-monotonic
power calibration
-13 Detection of shorted
key.
-17 Low AC line Fail
-18 High AC line Fail
-19 External RAM Fail
-20 EEPROM defective
-21 ARM circuit defective
Table 4.7 HLP Codes and Possible Causes
When Performed
Initialization
Cal Mode
Cal Mode
Initialization
Initialization
and operation.
Initialization
and operation.
Initialization
Initialization and
Operation
Operation
Possible Causes
Shorted hand or foot control.
Faulty A2U6 (8255)
Shorted bypass caps on control lines.
One or more power or ARM cal points not
calibrated on return to CAL menu.
Operator error when calibrating power
Faulty Waveform generator.
Faulty Base Voltage generator.
Faulty A2U4 (X24C04)
Key press at power up.
Shorted Keyboard.
Faulty A2U10 (8155)
Faulty A2U16 (0838)
Faulty voltage sense CH2 (0838)
Inadequate AC mains
Faulty A2U16 (0838)
Faulty voltage sense CH2 (0838).
Excessive AC mains
Faulty A2U3 (8031)
Faulty A2U10 (8155)
Faulty A2U4 (X2001)
Faulty A2U15 (LM358)
Faulty A2D11 (LM385)
Faulty A2U16 (0838)
Faulty ARM current source (TP12).
Faulty A1, Q14, 15
R
4-15