Mitsubishi Electric JT-SB116EH-W-CA Handbook page 13

8-2 Circuit board diagram and check points
(1) Main circuit board
Bas voltage (Being stopped): DC169V
(JT-24M: TAB5)
Power supply voltage: AC120V
(JT-24M: Between TAB1-TAB2)
Heater power supply (With heater ON): AC120V
(JT-24M: Between TAB3-TAB4)
5V (JT-24M: CN6 1P)
— 14 —
15V (JT-24M: CN7 1P)
※3
0V (JT-24M: CN7 5P)