Denon AVR-3808CI Service Manual

13
AVR-3808CI / AVR-3808 / AVC-3808
CHECK WITH TEST MODE
µcom/DSP Error Display Mode
1. Operation Spec
µcom version display mode:
When the following conditions are satisfied at its starting state, error information is displayed before version information.
Starting method (same as µcom version display): h
While pressing the STATUS(S07) button and RETURN(S19) button, turn on the Power switch.
("Error information" is displayed after about 10 seconds.)
The FL display changes in the order given in item-2 each time you press the STATUS button.
2. Display Order
Error information →Destination information →Main-µcom version information → Sub-µcom version information
→ DSP version information
3. Display
Any one of the following list is displayed, in the priority of ①②③④⑤ .
Condition State Display
①
Sub-µcom NG
No response from Sub-µcom
" □ ＳＵＢ □□ ＥＲＲＯＲ □０１□ "
② DIR NG
No response from DIR
" □ ＤＩＲ □□ ＥＲＲＯＲ □０１□ "
③ DSP1 NG
When DSP boot, executing DSP reset makes no change to BUSY port "L".
" □ ＤＳＰ1 □ ＥＲＲＯＲ □０１□ "
No change to BUSY port "L" before issuing DSP command.
" □ ＤＳＰ1 □ ＥＲＲＯＲ □０２□ "
When DSP data read, executing WRITE="L" makes no change to
ACK="H".
" □ ＤＳＰ1 □ ＥＲＲＯＲ □０３□ "
When DSP data read, executing REQ="L" makes no change to ACK="L".
" □ ＤＳＰ1 □ ＥＲＲＯＲ □０４□ "
When DSP data write, executing WRITE="H" makes no change to
ACK="H".
" □ ＤＳＰ1 □ ＥＲＲＯＲ □０５□ "
When DSP data write, executing REQ="L" makes no change to ACK="L".
" □ ＤＳＰ1 □ ＥＲＲＯＲ □０６□ "
When DSP special code boot, executing DSP reset makes no change to
BUSY port "L".
" □ ＤＳＰ1 □ ＥＲＲＯＲ □１１□ "
No change to BUSY port "L" before issuing DSP special read command.
" □ ＤＳＰ1 □ ＥＲＲＯＲ □１２□ "
No change to BUSY port "L" before DSP version read.
" □ ＤＳＰ1 □ ＥＲＲＯＲ □１３□ "
④ DSP2 NG
When DSP boot, executing DSP reset makes no change to BUSY port "L".
" □ ＤＳＰ2 □ ＥＲＲＯＲ □０１□ "
No change to BUSY port "L" before issuing DSP command.
" □ ＤＳＰ2 □ ＥＲＲＯＲ □０２□ "
When DSP data read, executing WRITE="L" makes no change to
ACK="H".
" □ ＤＳＰ2 □ ＥＲＲＯＲ □０３□ "
When DSP data read, executing REQ="L" makes no change to ACK="L".
" □ ＤＳＰ2 □ ＥＲＲＯＲ □０４□ "
When DSP data write, executing WRITE="H" makes no change to
ACK="H".
" □ ＤＳＰ2 □ ＥＲＲＯＲ □０５□ "
When DSP data write, executing REQ="L" makes no change to ACK="L".
" □ ＤＳＰ2 □ ＥＲＲＯＲ □０６□ "
When DSP special code boot, executing DSP reset makes no change to
BUSY port "L".
" □ ＤＳＰ2 □ ＥＲＲＯＲ □１１□ "
No change to BUSY port "L" before issuing DSP special read command.
" □ ＤＳＰ2 □ ＥＲＲＯＲ □１２□ "
No change to BUSY port "L" before DSP version read.
" □ ＤＳＰ2 □ ＥＲＲＯＲ □１３□ "
⑤ Both SUB/DSP
OK
(No error display, version display only)

Denon AVR-3808CI Specifications

General

Brand	Denon
Model	AVR-3808CI
Category	Receiver
Language	English