Samsung DVM PLUS III Technical Data Book page 679

05-4~6_control systems(142~171
6) Push button switch
• If switch K4 is pressed, the SiM enters self-diagnosis test mode to check the hardware interface of each channel with
loop-back test.
7-segment LED display is as follows during the self-diagnosis.
Self-diagnosis test start (Blinking)
7) 7-segment LED display
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Button Function
K1 Next channel selection
K2 Previous channel selection
K3 Reset
K4 Channel loop-back test (Self-diagnosis)
K5 Reserved
K6 Reserved
Channel 1,2,3 – Normal
Channel 4,5,6,7,8 - Error
SiM address display
SiM software version display
CH1 watt-hour meter tracking
CH1 watt-hour display (3862.1kWh)
Channel number 1 blinking
Full blinking
CH1 communication error
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