TM2570.1 OUT OF BAND MOD 1. DISCONNECT POWER AND ANT. 2. REMOVE BOTTOM CASE. 3. LOCATE THE CONTROL UNIT ON BOTTOM RADIO. THIS IS BOARD THE TU-7 AND MU-1 ARE LOCATED ON. 4. CUT DIODES D8 AND D11 AND D12. LOCATED TO LEFT OF IC3. 5. REASSEMBLE RADIO. 6. RESET CPU. PRESS AND HOLD [PS] WHILE TURNING ON PAWER.