Denon RCD-N8

48
2.3 . TUNER-in
2.4. Portable In
Check Power Supply Voltages for TUNER.
MAIN B'D
• [TU101] : 3pin +5V_A
Check Analog Audio Signal from Portable In.
FRONT B'D
• [Portable In] input
• [CP631] : 1,3pin AUX_L,AUX_R
Check Analog Audio Data output from TUNER PACK.
MAIN B'D
• [TU101] : 1pin : L-OUT / 2pin : R-OUT
Check Audio Data input from DISPLAY B'D.
• [IC701] : 8,9pin : POT_L, POT_R
: 5,7pin : AIN_CNT1/2,[H,H]
Check the Output form Analog selector.
• [IC701] : 15,2pin : TU_L, TU_R
: 5,7pin : AIN_CNT1/2,[L,L]
Check the DIR input.
• [IC103] : 47,48 : AIN_L / AIN_R
Check the input of DIR
• [IC103] : 47,48 : AIN_L/AIN-R
OK
OK
OK
OK
OK
OK
OK
Check Soldering.
• [IC102] : IN +12V_A / OUT : +5V_A
• [CN408] : 3pin +12V_A
Check Soldering.
• [JK632] on FRONT B'D
• [CP631] on FRONT B'D
Check Soldering.
• [C761],[C768]
Check Soldering.
• [IC403] : 69,70pin AIN_CNT1/2
Check Soldering.
• [IC403] : 69,70pin AIN_CNT1/2
Check Soldering.
• [C125],[C124] on MAIN B'D
Check Soldering.
• [C125],[C124] on MAIN B'D
NG
NG
NG
NG
NG
NG
NG
to 2.2. CD PLAY
z
Mark
to 2.2. CD PLAY
z
Mark