The TM-2 uses the Roland PSD-120 power adapter.
Its specs are: 5.7V / 2.0A (pin = negative)
CAUTION: The use of any other power adapter may cause malfunction and/or permanent damage to the TM-2.
If you are in need of a replacement adapter, you can order one through our Customer Service department direct by phone.
Customer Service can be reached at 323-890-3700 x 7005.
They are available Monday through Friday between the hours of 8:30am and 5:00pm Pacific Standard time.