Sony HCD-EA20 Service Manual page 25

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3. MECHA AGING
On the Test Mode Menu screen, selecting
the mechanism deck.
### Aging Test MENU ###
** Pls use over 40min. CD **
1. Open/Close Test
1) On the Aging Test MENU screen, press the
remote commander to display the Open/Close Test screen.
2) Insert discs and press the
commander.
3) Is starts the aging.
During aging, the disc number, operating status and repeat cycle
are displayed. Aging can be aborted at any time by pressing
[RETURN]
the
[RETURN]
key to return to the Aging Test MENU.
4. EMERGENCY HISTORY
On the Test Mode Menu screen, selecting
TE
L 13942296513
information such as servo emergency history.
The history information from last 1 up to 10 can be scrolled with
the O key or o key. Also, specific information can be displayed
by directly entering that number with ten keys.
### EMG. History ###
Laser Hours
a. bb xx xx xx
xx xx xx xx
a. bb xx xx xx
xx xx xx xx
Select:1-9
(1.Latest EMG.)
xxxxhxxm : The laser on total hours. Data below minutes are
omitted.
a. : Error number.
bb : Error code.
xx : Not used.
• Clearing History Information
Clearing laser hours:
[DVD DISPLAY]
Press the
www
Then both CD and DVD data are cleared.
Clearing emergency history:
[DVD TOP MENU]
Press the
.
Initializing set up data:
[DVD MENU]
Press
The data have been initialized when "EEPROM Initialize
Finished.". message is displayed. The EMG. History screen
will be restored soon.
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[3]
executes the aging of
Operation Menu
Exit: RETURN
[1]
[ENTER]
key on the remote
key. After the operation is stopped, press the
[4]
displays the
CD xxxxhxxm
DVD xxxxhxxm
xx xx xx xx
xx xx xx xx
xx xx xx xx
xx xx xx xx
Scroll:UP/DOWN
Exit: RETURN
[CLEAR]
and keys in this order.
x ao
y
[CLEAR]
and keys in this order.
i
[CLEAR]
and keys in this order.
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8
• 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 (IC204).
14: Communication to servo DSP (IC509) failed, or servo DSP
(IC509) is faulty.
15: Communication to DVD decoder (IC701) failed, or DVD
decoder (IC701) is faulty.
16: Communication to DSD decoder failed, or DSD decoder is
faulty. (Not used)
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.
key on the
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.
Q Q
3 6 7 1 3
The history information from last 1 up to 8 can be scrolled with the
O key or o key.
1. aa bb cc xx xx xx xx xx
2. aa bb cc xx xx xx xx xx
3. aa bb cc xx xx xx xx xx
4. aa bb cc xx xx xx xx xx
5. aa bb cc xx xx xx xx xx
6. aa bb cc xx xx xx xx xx
7. aa bb cc xx xx xx xx xx
8. aa bb cc xx xx xx xx xx
(1.Latest Err.)
aa: Initialization is completed or not.
FF
other number : Not complete.
bb: Operating status of mechanism deck at an error occurred.
(lod sq jcp)
00
10 to 15 : Open operating.
16 to 19 : Kicking cause open failed.
1A to 1F : Open operating.
20 to 27 : Complete the open operation.
28
29 to 2F : Complete the open operation.
u163
30 to 3F : Close requesting.
40 to 4F : Open requesting.
.
50 to 5F : Close operating.
60 to 6F : Complete the chucking operation.
80 to 8F : Complete the release operation.
2 9 9 4 2 8
[5]
displays the information
1 5 0 5 8 2 9 9 4
### Mecha Error History ###
Scroll:UP/DOWN
Exit: RETURN
: Complete.
: Initializing.
m
: No disc and complete the open operation.
co
(BU is home position)
HCD-EA20
9 9
2 8 9 9
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