JVC KD-R691 Schematic Diagrams

(No.MA665<Rev.001>)22/33
4.4 Service Information Clear Mode
In during power off, pressing and holding [RETURN] key and [ SRC] key, then power on the +B power supply.
4.4.1 Default status immediately after the mode activation
It shall be same as normal activation.
4.4.2 Mode content
After entering this mode, Syscon shall clear the information stored for service and output the result to the display.
CD will be ejected upon process end.
Cleared information changes will take place only after reset.
The following table shows the data that is cleared.
Display Display content Details
Data Clear in
Progress
Data Clearing in Progress
Data Clear OK Data cleared successfully
Data Clear NG Data cleared with error
CD is ejected out after the data is being cleared.
IIINTALIZE
TDA A CLR :OK
TDA A CLR :NG
Display Blinks (250ms interval)
Information to Clear Details Storage area
CD mecha information
CD mecha log display E2PROM
CD load error information display E2PROM
CD eject error information display E2PROM
CD time code error count information display (count skip) E2PROM
CD time code error count information display (no count update) E2PROM
Service information
CD EJECT number of times display E2PROM
Forced Power OFF information display E2PROM
DC error information
DC error 1 display (wrong connection & other detection information in detecting duration) E2PROM
DC error 2 display (capacitor leakage detection number information) E2PROM
Tuner information
Tuner Area Setting E2PROM
Preset Frequency E2PROM
Preset PI code E2PROM
Tagging information Token data memory index E2PROM

JVC KD-R691 Specifications

General

Brand	JVC
Model	KD-R691
Category	Car Receiver
Language	English