Sony AVD-S50 Service Manual page 21

• Code list of Emergency History
10: Communication to RF AMP (IC001) failed.
11: Each servo for focus, tracking, and spindle is unlocked.
12: Check sum error of EEPROM (IC203).
14: Communication to servo DSP (IC401) failed, or servo DSP
decoder (IC801) is faulty.
15: Communication to DVD decoder (IC701) failed, or DVD
decoder (IC801) is faulty.
16: Communication to DSD decoder (IC801) failed, or DSD
decoder (IC801) is faulty.
20: Initialization of sled servo failed. It is not placed in the ini-
tial position.
23: Sled servo operation error.
24: Made a request to move the sled servo to wrong position.
30: Tracking balance adjustment error.
31: Tracking gain adjustment error.
33: Focus bias adjustment error.
34: Focus gain adjustment error.
35: Equalizer adjustment error.
40: Focus servo does not operate.
41: With a DVD dual layer disc, focus jump failed.
50: CLV (spindle) servo does not operate.
51: Spindle does not stop.
60: Made a request to seek nonexistent address.
61: Seek error of retry more than regulated times.
70: Control data could not be read.
80: Disc reading failed.
5. MECHA ERROR HISTORY
On the Test Mode Menu screen, selecting
of mechanism deck error history.
The history information from last 1 up to 8 can be scrolled with the
O key or o key. Also, specific information can be displayed by
directly entering that number with ten keys.
### Mecha Error History ###
1. aa bb cc dd xx xx xx xx
2. aa bb cc dd xx xx xx xx
3. aa bb cc dd xx xx xx xx
4. aa bb cc dd xx xx xx xx
5. aa bb cc dd xx xx xx xx
6. aa bb cc dd xx xx xx xx
7. aa bb cc dd xx xx xx xx
8. aa bb cc dd xx xx xx xx
(1.Latest Err.)
aa : The error in the midst of initializing the mechanism deck.
bb : The error in the midst of loading operation.
cc : The error in the midst of up/down the stocker.
dd : The error in the midst of switching the mechanism deck mode.
xx : Not used.
• Error code (aa)
FF : Complete the initializing. (normal operation)
11 : Stocker movement (to chucking position) failing in the midst
of initializing the mechanism deck.
12 : Stocker movement (to chucking position) failing in the midst
of initializing the mechanism deck.
1x : Initializing the mechanism deck.
2x : Initializing the mechanism deck.
3x : Initializing the mechanism deck.
41 : Disc eject failing in the midst of initializing the mechanism
deck.
4x : Initializing the mechanism deck.
[5]
displays the information
Scroll:UP/DOWN
Exit: RETURN
50 : Disc eject failing in the midst of initializing the mechanism
deck.
5x : Initializing the mechanism deck.
A2 : Disc eject failing in the midst of initializing the mechanism
deck.
Ax : Initializing the mechanism deck.
D3 : Disc eject failing in the midst of initializing the mechanism
deck.
Dx : Initializing the mechanism deck.
Ex : Initializing the mechanism deck.
• Error code (bb)
00 : Initializing the mechanism deck.
10 : Retry over of eject and loading.
30 : Open operation in no disc status.
60 : Retry over of eject and loading.
70 : Disc is chucking position.
81 : Retry failed of disc movement from chucking position to
stocker.
83 : Retry preparation failed of disc movement from chucking
position to stocker.
90 : Disc is stored in the stocker.
A1 : Retry failed of disc movement from stocker to chucking
position.
A3 : Retry preparation failed of disc movement from stocker to
chucking position.
B0 : Just before the release operation.
B1 : Retry failed of the release operation.
• Error code (cc)
10 : Under a stop.
22 : Retry preparation failed.
23 : Retry failed.
• Error code (dd)
10 : Under a stop.
22 : Retry preparation failed.
23 : Retry failed.
6. VERSION INFORMATION
On the Test Mode Menu screen, selecting
version and region code.
The parenthesized hexadecimal number in version field is checksum
value of ROM.
## Version Information ##
IF con. Ver.x. xx
SYScon. Ver.x. xx
Model
Region
Front End Ver.x.xx
IF con. : The version of system controller (IC901).
SYScon. : The version of DVD system processor (IC206).
Front End: The version of mechanism controller (IC301).
7. VIDEO LEVEL ADJUSTMENT
On the Test Mode Menu screen, selecting
for video level adjustment. During display of color bars, OSD
disappears but the menu screen will be restored if pressing the
[RETURN]
key.
AVD-S50/S50ES
Ver 1.2
[6]
displays the ROM
(xxxx)
AVD-Sxxx
0x
Exit: RETURN
[7]
displays color bars
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