JVC UX-QD70S Service Manual page 51

(4) ERROR details
Item Top
address
SAFETY Number 00
AD value 10
Timer playback is not starting
20
Timer recording is not starting
30
Normal recording is not starting
40
Low address and contents
SAFETY error number
(When SAFETY ERROR detecting, main unit is non active.)
01 DVD4.0V
02 DVDA6V
03 VIDEO5V
04 SW10V
05 MD5.4V
AD value at SAFETY error
00 to FF
10 DVD,CD NODISC
11 DVD,CD OPEN
30 TAPE NONE
31 TAPE OPEN
50 MD NODISC
90 Others
10 DVD,CD NODISC
11 DVD,CD OPEN
30 TAPE NONE
31 TAPE OPEN
32 TAPE REC PROHIBIT (Protect tag damage)
50 MD NODISC
51 DISC_PROTECTED
52 PLAYBACK_MD
53 DISC_FULL
54 SCMS_CANNOT_COPY
55 DIGITAL_IN_UNLOCK
56 NON_AUDIO_CANNOT_COPY
57 LOW_TEMP_CANNOT_REC
90 Others
When both playback sauce and recording sauce have a factor at
the REC start NG, the factor of playback sauce is written in.
Example) When it records in the state without MD and CD in CD sauce,
[10 DVD, CD NODISC] are written in.
10 DVD,CD NODISC
11 DVD,CD OPEN
30 TAPE NONE
31 TAPE OPEN
32 TAPE REC PROHIBIT (Protect tag damage)
50 MD NODISC
51 DISC_PROTECTED
52 PLAYBACK_MD
53 DISC_FULL
54 SCMS_CANNOT_COPY
55 DIGITAL_IN_UNLOCK
56 NON_AUDIO_CANNOT_COPY
57 LOW_TEMP_CANNOT_REC
90 Others
When both playback sauce and recording sauce have a factor at
the REC start NG, the factor of playback sauce is written in.
Example) When it records in the state without MD and CD in CD sauce,
[10 DVD, CD NODISC] are written in.
(No.MB496)1-51