Pioneer CB-A802 Service Manual page 91

5
In a case of an error for Item 6
QQ
3 7 63 1515 0
AV DECODER
REG. ACCESS NG
In a case of an error for Item 7
AV DECODER
SDRAM ACCESS NG
In a case of an error for Item 8
F.E -> AV DECODER
DMA NG
In a case of an error for Item 9
HDMI TRANSMITTER
ACCESS NG
2. Self-diagnosis activated, using the remote control unit
When the procedures described in "7.1.6 Error History" are followed to display the error history, self-diagnosis of the
peripheral devices is also performed, and its results are indicated at the same time. The diagnostic items are:
TE
L 13942296513
1 Writing to then reading from the register of the AV decoder
2 Writing to then reading from the external SDRAM of the AV decoder
3 DMA transfer from the front end (EBY-CHIP) to the AV decoder
4 Writing to then reading from the register of the video encoder
5 I
2
C communication with the HDMI transmitter
6 I
2
C communication with the T-REX
7 Reading from the register of the USB controller
8 Writing to then reading from the EEPROM
The indications to be displayed in the error history are as follows:
AV_1 : Result of Item 1 (OK/HOST BUS NG)
AV_2 : Result of Item 2 (OK/AV1-SDRAM BUS NG)
: Result of Item 3 (OK/FE-AV1 DMA NG)
F.E.
: Result of Item 4 (OK/NG ADV, >ADV, >PRO)
Ve
: Result of Item 5 (OK/NG)
DVI
TREX : Result of Item 6 (OK/NG)
: Result of Item 7 (OK/NG)
USB
PROM : Result of Item 8 (OK/NG)
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In a case of an error for Item 0
2 9
8
T-REX
ACCESS NG
In a case of an error for Item -
SYSCON SRAM
ACCESS NG
In a case of an error for Item =
USB CONTROLER
ACCESS NG
~ If the data stored in the EEPROM cannot be read, the
indications shown below will be displayed (this failure
is not generated during self-diagnosis):
EEPROM
READ NG
Q Q
3 6 7 1 3 1 5
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DVD-V8000
7
9 4 2 8
0 5 8 2 9 9 4 2 8
m
8
9 9
A
B
C
9 9
D
E
F
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