Sony HCD-SR4W Service Manual page 25

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2-7. Disc Check Memory
1. SL Disc check
2. CD Disc check
3. DL Disc check
On this screen, measure the mirror time of chucked disc, and write
to the EEPROM.
2-8. Error Rate Display
Error Rate Display
PI1 Err Now xx xxxx xxxxxxxx
PI2 Err Now xx xxxx xxxxxxxx
PO Err Now xx xxxx xxxxxxxx
TE
L 13942296513
Start: ENTER
On this screen, measure and display the error rate.
UC : Incorrect value
CR : Correct value
2-9. SACD Water Mark Check
SACD Water Mark Check
PSP AMP
PSN
Start: ENTER
On this screen, measure the PSP AMP value and PSN value of SACD
water mark.
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Disc Check Memory
Exit: RETURN
UC CR Address
Max xx xxxx xxxxxxxx
Avg xx xxxx
Max xx xxxx xxxxxxxx
Avg xx xxxx
Max xx xxxx xxxxxxxx
Avg xx xxxx
Exit: RETURN
Exit: RETURN
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3. EMERGENCY HISTORY
On the Test Mode Menu screen, selecting [4] displays the
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.
Laser Hours
a. bb xx xx xx
a. bb xx xx xx
Select:1-9
(1.Latest EMG.)
xxxxhxxm : The laser on total hours. Data below minutes
a.
bb
xx
• Clearing History Information
Clearing laser hours:
Press the [DVD DISPLAY] and [CLEAR] keys in this order.
Q Q
3 6 7 1 3
Then both CD and DVD data are cleared.
Clearing emergency history:
Press the [DVD TOP MENU] and [CLEAR] keys in this order.
Initializing set up data:
Press [DVD MENU] and [CLEAR] keys in this order.
The data have been initialized when "EEPROM Initialize
Finished.". message is displayed. The EMG. History screen
will be restored soon.
• 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
(IC401) is faulty.
15: Communication to DVD decoder (IC701) failed, or DVD
decoder (IC701) 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 initial
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.
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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.
2 9 9 4 2 8
### EMG. History ###
CD xxxxhxxm
DVD xxxxhxxm
xx xx xx xx
xx xx xx xx xx xx xx xx
xx xx xx xx
xx xx xx xx xx xx xx xx
Scroll:UP/DOWN
Exit: RETURN
are omitted.
: Error number.
: Error code.
: Not used.
1 5 0 5 8 2 9 9 4
m
co
HCD-SR4W
9 9
2 8 9 9
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