CMT-PX5, HCD-PX5 - Sony Audio Service Manual (repair manual). Page 5

5

Procedure:
1. Press the

I

/1

button to turn the power on.

2. Press the 

[FUNCTION]

 button to set the CD function.

3. Press three buttons of

x

, 

[ENTER/YES]

, and

Z

(CD2)

simultaneously (When releasing the buttons, the 

[ENTER/YES]

button is the last to be released).

4. The set enter the CD test mode (menu) and displays “dvt ERR

CODE”.

If the consequence was diaplayed except “dvt ERR CODE”, turn the

[ENTER/YES]

 knob to display “dvt ERR CODE”.

Procedure:
1. Press the

Z

(CD1) button to display as bellow.

(a) Number of mechanical error.
(b) Number of no disc error that occurred after chucking.

2. Press the

x

button to release the CD test mode.

Procedure:
1. In the CD test mode menu, turn the 

[ENTER/YES]

 knob to

display “dvt ECODE MEC”.

2. Press the

Z

(CD1) button to display as bellow.

(a) The number of mechanical error.

Latest one “00” to last ten “09”
(Turn the 

[ENTER/YES]

 knob to change the error number)

(b) FF: Mechanical error, when normal operation.

Other display: Mechanical error, between mechanical initialize.

(c) 7x: Mechanical error in the midst of select a sub tray.

9x: Mechanical error in the midst of moving a sub tray from

the stocker to the main tray.

(d), (e): Not used in servicing.

3. Press the

x

button to release the CD test mode.

Display

Emc=**Edc=**

(a)

(b)

Display

E**M********00

(c)

(a)

(b)

(d) (e)

Procedure:
1. In the CD test mode menu, turn the 

[ENTER/YES]

 knob to

display “dvt ECODE BU”.

2. Press the

Z

(CD1) button to display as bellow.

(a) The number of no disc error.

Latest one “00” to last ten “09”
(Turn the 

[ENTER/YES]

 knob to change the error number)

(b) 01: Focus error

02: GFS error
03: Set up error
04: Focus error (not used in servicing)

(c) 00:No disc error (Did not chucking retry)

02: No disc error (Chucking retry to completion)

(d) The status, when determined no disc error.

2x: During setting up
3x: During reading TOC
4x: During accessing
5x: During playback
6x: During pause
7x: During manual search (during playback)
8x: During manual search (during pause)

(e) Rotation setting of the spindle motor, when determined no disc

error.
01: normal speed
02: double speed
04: four times speed

3. Press the

x

button to release the CD test mode.

When returning the unit to the customer after completing repairs,
perform this to erase the past error history.
Procedure:
1. In the CD test mode menu, turn the 

[ENTER/YES]

 knob to

display “dvt ECNT0 MEC”. (When erase the mechanical error)
Or one more turn the 

[ENTER/YES]

 knob to display “dvt

ECNT0 BU”. (When erase the no disc error)

2. Press the

Z

(CD1) button to erase the error history

(mechanical error or no disc error) and display as bellow.

Press the

I

/1

button to turn the power off.

Display

E**D********

(c)

(a)

(b)

(d) (e)

Display

Emc=00Edc=00