Denon RCD-M39 Service Manual page 48

2.2. DAB TUNER-in (EK model)
Check Power Supply Voltages for DAB TUNER UNIT.
INPUT B'D
• SW+5V
• DAB+3.3V (PFD1:2pin)
• DAB+1.5V (PFD1:1pin)
Check controll signal for DAB TUNER.
INPUT B'D
• [PFD1] : 15,16pin
DAB_DATA , DAB_CLK
Check Analogl Audio Data output from DAB TUNER.
INPUT B'D
• [DAB TUNER] output
[PFD1] : 24pin SPDIF
Check Audio Data intput from FUNCTION IC.
INPUT B'D
• [IC51] : (DIR) 28pin
to CD PLAY TOP
2.3. FM TUNER-in (E2, E3 model)
Check Power Supply Voltages for PREAMP & POWER AMP.
• INPUT B'D : +12V,-12V
• AMP B'D : +34V,-34V
Check Power Supply Voltages for AM/FM TUNER.
INPUT_CD B'D
• [CBIB] : 1pin SW+5V
Check Analog Audio Data output from TUNER PACK.
INPUT B'D
• TU_Pack (TM51) : 1pin TU_L , 2pin TU_R
Check Analog Audio Data input for FUNCTION IC.
INPUT B'D
• [IC53] : 3,30pin TU_L , TU_R
to CD PLAY z Mark
OK
OK
OK
OK
OK
OK
OK
OK
Check Soldering.
• [CBIB] : 1pin SW+5V on INPUT B'D
NG
• POWER B'D
• [IC55],[IC56] on INPUT B'D
Check Part
• [IC55],[IC56] on INPUT B'D
Check Soldering.
NG
• [FCIC] : 16,17pin on INPUT B'D
• [FCMC] on MCU_CD B'D
• [IC11] on MCU_CD B'D
NG
Check Soldering.
• [PFD1] on INPUT B'D
NG
Check Soldering.
• [IC51] on INPUT B'D
Check Soldering.
• [CBIB] : 4,7pin +12V,-12V on INPUT B'D
NG
• [CBAM] : 5,6,9,10pin +34V, -34V on AMP B'D
• POWER B'D
• SPEAKER B'D
NG
Check Soldering.
• [CBIB] on INPUT B'D
• POWER B'D
NG
Check Soldering.
• TU_Pack (TM51)
NG
Check Soldering.
• [IC63] on INPUT B'D
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