49
2.5.AnalogIn1/2
2.6. Digital In
Check Analog Audio Signal from AUX1/AUX2.
MAIN B'D
• [AUX1], [AUX2] input
Check Power Supply Voltages for OPTICAL Input IC.
MAIN B'D
• [JACK101] : 3pin +3V3_D1
• [IC401] : 3pin +3V3_D1
• [IC701] : 6,11pin : AUX1_L/R
: 4,13pin : AUX2_L/R
: 5,7pin : AIN_CNT1/2
[L,H](AUX-1), [H,L](AUX-2)
Check Digital Audio Data from OPTICAL Input IC.
MAIN B'D
• [IC103] : 28pin OPT_IN
Check the input of DIR
(☆ 2)
• [IC103] : 47,48 : AIN_L / AIN_R
OK
OK
OK
OK
OK
Check Soldering.
• [JACK102] on MAIN B'D
Check Soldering.
• [JACK101] : 3pin +3V3_D1
• [IC401] : IN : +5V_SMPS1 / OUT : +3V3_D1
• [CN408] : 9pin +5V_SMPS1
• SMPS B'D
Check Soldering.
(☆ 1)
• [IC403] : 69,70pin AIN_CNT1/2
Check Soldering.
• [IC103] OPT_IN on MAIN B'D
Check Soldering.
(☆ 3)
• [C125],[C124] on MAIN B'D
NG
NG
NG
NG
NG
to 2.2. CD PLAY
z
Mark
to 2.2. CD PLAY
z
Mark