HCD-SR1, HCD-SR2, HCD-SR3 - Sony Audio Service Manual (repair manual). Page 8

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Disc Check Memory

 1. SL Disc check

 2. CD Disc check

 3. DL Disc check

Exit: RETURN

On this screen, measure the mirror time of chucked disc, and write
to the EEPROM.

Error Rate Display

UC

CR

Address

PI1 Err

Now xx xxxx xxxxxxxx

Max xx xxxx xxxxxxxx

Avg xx xxxx

PI2 Err

Now xx xxxx xxxxxxxx

Max xx xxxx xxxxxxxx

Avg xx xxxx

PO  Err

Now xx xxxx xxxxxxxx

Max xx xxxx xxxxxxxx

Avg xx xxxx

 

Start:ENTER

Exit: RETURN

On this screen, measure and display the error rate.

UC : Incorrect value
CR : Correct value

SACD Water Mark Check

 PSP AMP

 PSN

 Start: ENTER

Exit: RETURN

On this screen, measure the PSP AMP value and PSN value of SACD
water mark.

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.

### EMG. History ###

  Laser Hours

CD

xxxxhxxm

DVD xxxxhxxm

a.

bb xx xx xx  xx xx xx xx

xx xx xx xx  xx xx xx xx

a.

bb xx xx xx  xx xx xx xx

xx xx xx xx  xx xx xx xx

   Select:1-9

Scroll:UP/DOWN

  (1.Latest EMG.)

Exit: RETURN

xxxxhxxm : The laser on total hours. Data below minutes are

omitted.

a.

: Error number.

bb

: Error code.

xx

: Not used.

• Clearing History Information

Press the 

[DVD DISPLAY]

 and 

[CLEAR]

 keys in this order.

Then both CD and DVD data are cleared.

Press the 

[DVD TOP MENU]

 and 

[CLEAR]

 keys in this order.

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 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.