Denon AVR-2310 Service Manual page 29

D
Input
CVBS/S
V+5 : CN2005-8pin
V-5 : CN2005-7pin
SCPU+5V : CY141-1pin
CEC3.3V : C420 (IC402 side)
CEC1.8V : C428 (IC403 side)
OK
PCB HDMI
Check input of Video Decoder signal.
Input V : C504
Input Y : C510
Input C : C505
OK
To troubleshooting of 3.HDMI/DVI
※ Unless specified, PCB VIDEO part.
E
Input
COMPONENT
V+5 : CN2005-8pin
V-5 : CN2005-7pin
SCPU+5V : CY141-1pin
CEC3.3V : C420 (IC402 side)
CEC1.8V : C428 (IC403 side)
OK
PCB HDMI
Check input of Video decoder signal.
Input Y : C502
Input Cb : C501
Input Cr : C503
OK
To troubleshooting of 3.HDMI/DVI
※ Unless specified, PCB VIDEO part.
Check Power Supply Voltages.
OSD3.3V : TP602-2pin
I/P_3.3V : FB851
DDR_1.8V : CC805 (L802 side)
1.0V_DV : CC809 (L801 side)
NG
V : CY141-8pin : H (+3.3V)
Y : CY141-9pin : H (+3.3V)
Check connection and
contact of the FFC cable.
Check Power Supply Voltages.
OSD3.3V : TP602-2pin
I/P_3.3V : FB851
DDR_1.8V : CC805 (L802 side)
1.0V_DV : CC809 (L801 side)
NG
Y : CY141-7pin : H (+3.3V)
Check connection and
contact of the FFC cable.
AVR-2310CI/2310/890, AVC-2310
PCB HDMI
Check signal DET.
OK
PCB HDMI
Check signal DET.
OK
29
To troubleshooting
NG
1.1 Power not turn on.
Check input selector and Video AMP,
surrounding circuitry soldering.
NG
Input selector:IC2002,IC2003,IC2004
Video AMP :IC2005,IC2006
or μCOM UNIT flaw.
To troubleshooting
NG
1.1 Power not turn on.
Check input selector and Video AMP,
surrounding circuitry soldering.
NG
Input selector : IC2023
Video AMP : IC2021
or μCOM UNIT flaw.