reg = stb0899_read_reg(state, STB0899_CFD);
        STB0899_SETFIELD_VAL(CFD_ON, reg, 1);
-       stb0899_write_reg(state, STB0899_RTF, reg);
+       stb0899_write_reg(state, STB0899_CFD, reg);
 
        reg = stb0899_read_reg(state, STB0899_DSTATUS);
        dprintk(state->verbose, FE_DEBUG, 1, "--------------------> STB0899_DSTATUS=[0x%02x]", reg);
 
        reg = stb0899_read_reg(state, STB0899_CFD);
        STB0899_SETFIELD_VAL(CFD_ON, reg, 1);
-       stb0899_write_reg(state, STB0899_RTF, reg);
+       stb0899_write_reg(state, STB0899_CFD, reg);
 
        do {
                dprintk(state->verbose, FE_DEBUG, 1, "Derot Freq=%d, mclk=%d", derot_freq, internal->mclk);
                        if (next_loop) {
                                reg = stb0899_read_reg(state, STB0899_CFD);
                                STB0899_SETFIELD_VAL(CFD_ON, reg, 1);
-                               stb0899_write_reg(state, STB0899_RTF, reg);
+                               stb0899_write_reg(state, STB0899_CFD, reg);
 
                                STB0899_SETFIELD_VAL(CFRM, cfr[0], MSB(state->config->inversion * derot_freq));
                                STB0899_SETFIELD_VAL(CFRL, cfr[1], LSB(state->config->inversion * derot_freq));
                                dprintk(state->verbose, FE_DEBUG, 1, "Derot freq=%d, mclk=%d", derot_freq, internal->mclk);
                                reg = stb0899_read_reg(state, STB0899_CFD);
                                STB0899_SETFIELD_VAL(CFD_ON, reg, 1);
-                               stb0899_write_reg(state, STB0899_RTF, reg);
+                               stb0899_write_reg(state, STB0899_CFD, reg);
 
                                STB0899_SETFIELD_VAL(CFRM, cfr[0], MSB(state->config->inversion * derot_freq));
                                STB0899_SETFIELD_VAL(CFRL, cfr[1], LSB(state->config->inversion * derot_freq));
                stb0899_write_reg(state, STB0899_RTF, reg);
                reg = stb0899_read_reg(state, STB0899_CFD);
                STB0899_SETFIELD_VAL(CFD_ON, reg, 1);
-               stb0899_write_reg(state, STB0899_RTF, reg);
+               stb0899_write_reg(state, STB0899_CFD, reg);
 
                internal->derot_freq = 0;
                internal->status = NOAGC1;
                /* disable carrier detector     */
                reg = stb0899_read_reg(state, STB0899_CFD);
                STB0899_SETFIELD_VAL(CFD_ON, reg, 0);
-               stb0899_write_reg(state, STB0899_RTF, reg);
+               stb0899_write_reg(state, STB0899_CFD, reg);
 
                stb0899_read_regs(state, STB0899_EQUAI1, eq_const, 10);
        }