EDAN SE-1200 Express - Page 63

SE-1200 Series Electrocardiograph Service Manual Electrocardiograph Disassembly
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② J7 -- connected to the main board
Pin
Description
3, 4, 7, 8, 11, 14, 27, 29,
36
GND
5, 6, 9, 10, 12, 13, 15, 16
Signal port of LCD
1, 2
VDD+3V
23, 25
DVcc+5V
31, 33
DVcc+12V
21
Turn off by software
26
Mains supply
28
Recharge voltage detecting
32
Turn on
34
LCD turnoff detecting
37
Background light switch control
38
Recharging lock
40
Background brightness control
③ J6 -- connected to 8.4 inch LCD screen
Pin
Description
1, 2, 5, 6, 8, 9, 11, 12, 14,
15
Signal port of LCD
3, 4, 7, 10, 13, 16
GND
④ J11 -- connected to 8 inch LCD screen
Pin
Description
4, 5, 6, 7
VDD+3V
1, 2, 10, 11, 12, 16, 20, 24,
28, 32, 36, 37, 39, 40
GND
9, 13, 14, 15, 17, 18, 19,
21, 22, 23, 25, 26, 27, 29,
30, 31, 33, 34, 35, 38
Signal port of LCD