DAV-DS1000, DVX-DS1000 - Sony Audio Service Manual (repair manual). Page 26

26

• 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.

On the Test Mode Menu screen, selecting 

[5]

 displays the information

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 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

Scroll:UP/DOWN

(1.Latest Err.)

Exit: RETURN

aa: Initialization is completed or not.

FF

: Complete.

other number : Not complete.

bb: Operating status of mechanism deck at an error occurred.

(lod sq jcp)
00

: Initializing.

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

: No disc and complete the open operation.

29 to 2F : Complete the open operation.
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.

(BU is home position)

90 to 9F : BU down operating.
A0 to AF : Opening/closing the shutter. Or stationary state in

open/close the shutter is enablement.

B0 to BF : BU up requesting.
C0 to CF : BU down requesting.
D0 to DF : BU upping.
E0 to EF : No disc checking in disc loading.

cc: Operating status of mechanism deck at an error occurred.

(lod oq jcp)
00

: Complete the operation.

10 to 1F : Open operating.
20 to 2F : Close operating.
30 to 3F : Release operating.
60 to 6F : Chucking operating.
70 to 7F : Kicking operating.
80 to 8F : Returning the BU to home position. (after kicking)

On the Test Mode Menu screen, selecting 

[6]

 displays the ROM

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  (xxxx)

Model

DAV-DS1000

Region

0x

Config

xxxxxxxx

 Front End Ver.x.xx

Exit: RETURN

IF con.

: The version of system controller (IC901).

SYScon. : The version of DVD system processor (IC206).
Front End: The version of mechanism controller (IC301).

On the Test Mode Menu screen, selecting 

[7]

 displays color bars

for video level adjustment. During display of color bars, OSD
disappears but the menu screen will be restored if pressing the

[RETURN]

 key.