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2.4. COAXIAL IN
Check Digital Audio Data from COAXIAL Input IC
MAIN B'D
• [CN903] : 5,8pin COAXIAL_IN
• [CN902] : 8pin COAXIAL_IN
• [CN23] : 2pin OPT/COAX_IN
Check Soldering.
• [IC903] [IC902] on MAIN B'D
• [IC41] OPT/COAX_IN on MAIN B'D
NG
OK
A
A
2.5 . USB/ETHERNET
Check Power Supply Voltages for ETHERNET B'D.
ETHER B'D
• [N0103] : 1,2pin +6V
• [N0103] : 5,6pin +18V
Check Power Supply Voltages for USB.
ETHER B'D
• [N0101] : 1pin +5V
Check Power Supply Voltages for DM860.
ETHER B'D
• [U0105] : 3pin NET3.3V
• [U0104] : 3pin NET1.2V
• [N4201] : 3pin E_POWER_CONT "H" level O.K.?
Check Reset signal for ETHERNET B'D (DM860)
ETHER B'D
• [N4201] : 15pin E_RESET
"H" level O.K.?
Check Digital Audio Data for CODEC.
ETHER B'D
• [N4201] : 6pin 860_SPDIF
MAIN B'D
• [CN32] : 6pin 860_SPDIF ($$$30827)
• [IC903] : 1,2pin 860_SPDIF
• [IC23] : 4pin 860_SPDIF
Check Soldering.
• [N0103] : 1,2pin +6V on ETHERNET B'D
• [N0103] : 5,6pin +18V on ETHERNET B'D
• [BN99] : 1,2pin +6V on MAIN B'D
• [BN99] : 5,6pin +18V on MAIN B'D
Check Soldering.
• [N0101] : 1pin +5V on ETHERNET B'D
• [CN01] : 1pin +5V on DISPLAY B'D
• [JK81] on DISPLAY B'D
Check Soldering.
• [U0105] on ETHERNET B'D
• [U0104] on ETHERNET B'D
• [N4201] : 3pin on ETHERNET B'D
Check Soldering.
• [N4201] : 15pin E_RESET on ETHER B'D
• [CN32] : 15pin E_RESET on MAIN B'D
• [IC31] : 35pin E_RESET on MAIN B'D
Check Soldering.
• [N4201] : 6pin 860_SPDIF on ETHER B'D
• [CN32] : 6pin 860_SPDIF on MAIN B'D
• [IC23] : 4pin 860_SPDIF on MAIN B'D
• [IC903] : on MAIN B'D
NG
NG
NG
NG
NG
OK
OK
OK
OK
OK