On Recording
Recording Error Warnings
When the recorder detects that it cannot properly record audio or video, it will
output the warning signals described below via GPIO9 (25-pin [GPIO/SERIAL]
connector).
Data output via GPIO9
Item
GPIO9 for Rec GPIO9 for Error
DISABLE
DISABLE
DISABLE
ENABLE
ENABLE
DISABLE
ENABLE
ENABLE
∗1 A recording error indicates any of the following conditions.
• Cannot record (a detailed description of examples follow)
- P2 card slot cover is open
- No recordable P2 card is inserted or it is not recognized
- No more P2 card space available
- The write-protect switch of the P2 card is set to "PROTECT"
- When an error is detected on a P2 card and recording is no longer possible
- When a new unformatted 16 GB or higher capacity P2 card is inserted
- When a 16 GB or higher capacity P2 card is inserted and the maximum
number of recording days or files has been exceeded
- When an administrator setup is started or is going on
- When [PowerOff Time] (see "PowerOff Time" on page 75) is set to "AUTO"
and the engine switch is set to the LOCK (OFF) position
• Cannot recognize video signal from the camera
∗2 Unlit : Output to GPIO9 is low (output voltage 0 V)
∗3 Lit : Output to GPIO9 is high (output voltage 5 V)
∗4 Fast blinking: Output to GPIO9 repeatedly cycles between low → high → low
(250 ms cycle)
32
(continued)
When not recording
∗
2
Unlit
Continued
(fast blinking when
recording error was
the prior status.)
∗
2
Unlit
Continued
(fast blinking when
recording error was
the prior status.
Otherwise Unlit.)
When an error
During
occurs
recording
∗
∗
2
2
Unlit
Unlit
∗
2
Unlit
Fast blinking
∗
∗
3
2
Lit
Unlit
∗
3
Lit
Fast blinking
∗
1
∗
4
∗
4