HCD-RV900D - Sony Audio Service Manual (repair manual). Page 7

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Disc Check Memory

 1. SL Disc check

 2. SL Disc check

 3. SL 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 xxxxxxxx

PI2 Err

Now xx xxxx xxxxxxxx

Max xx xxxx xxxxxxxx

Avg xx xxxx xxxxxxxx

PO  Err

Now xx xxxx xxxxxxxx

Max xx xxxx xxxxxxxx

Avg xx xxxx xxxxxxxx

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 

[3]

 executes the aging of

the mechanism deck.

### Aging Test MENU ###

Operation Menu

1. Open/Close Test

Exit: RETURN

1)

On the Aging Test MENU screen, press the 

[1]

  key  on the

remote commander to display the Open/Close Test screen.

2)

Insert discs and press the 

[ENTER]

  key on the remote

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
the

x

key. After the operation is stopped, press the

x

key or

[RETURN]

 key aging to return to the Aging Test MENU.

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 “Set Up Initialized”
message is displayed. The EMG. History screen will be restored