EDAN SE-601A Service Manual page 62

SE-601 Series Electrocardiograph Service Manual
2. PS900G Power Supply Board -- Providing Power Supply
①
① J5 -- connected to the power supply
② J1 -- connected to the li-ion battery
Pin
1
2
3
③ J3 -- connected to J17 power output of the main board
Pin
1, 2
3, 4, 7, 10, 11
5, 6
8, 9
④ J1 (power control board) -- connected to main board J13
Pin
1, 7, 9
10
5
3
Electrocardiograph Disassembly
Description
Battery supply
Battery detecting
GND
Description
+12V
GND
+5V
+8.3V
Description
GND
Turn on/off
Recharging Lock
Turnoff detecting
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②
③
④