Yamaha RX-Z7 Service Manual page 64

RX-Z7/DSP-Z7
C3. D-VIDEO P.C.B. CHECK
Communication and bus line connection between
devices on the D-VIDEO P.C.B. are checked.
ALL Check
The synthetic judgment result is displayed.
OK : No error detected
NG : An error is detected
No Check : Detection is not executed
SDRAM BUS Check
Read/Write of SDRAM (IC104, IC125) is checked.
OK : No error detected
NG : An error is detected
NPGA BUS Check
The NPGA (IC114) bus line connection is checked.
OK : No error detected
NG : An error is detected
YGV BUS Check
The YGV619 (IC714) bus line connection is checked.
OK : No error detected
NG : An error is detected
I2C Check
The I2C bus line connection is checked.
0 : No error detected
1 : An error is detected
64
Error detection of Video Encoder (IC702) /
Error detection of Video decoder (IC701) /
Error detection of Video Processor (IC751) /
Error detection of HDMI Switch 1 (IC726) /
Error detection of HDMI Switch 2 (IC728) /
Error detection of HDMI Dual Receiver (IC727) /
Error detection of HDMI Transmitter 1 (IC729) /
Error detection of HDMI Transmitter 2 (IC732) /