Philips CDR796, CDR795 CDR MODULE

SERVICE TESTPROGRAM

CDR MODULE

5-8		5-8
*	To leave Service Testprogram plug mains cord off.	To enter Service
		Testprogram hold
*	In the main menu the sound settings (volume, ...)	PLAY & REC buttons
	and trays work as in normal mode.	depressed while
		plugging mainscord in.

S stands for Service mode

Display shows

VXX stands for Version number

version number

of the ∝P - software.

of the software used in the

Front (Display) ∝P.

S-CDR795-VXX

CDR

CDR

BURN IN MODE

N

ELECTRICAL TEST

N

DC-ERASE MODE

N

CDR MODULE

CDR ALBUM + button

Insert CD-DA disc

ERASE CD button

RECORD button

pressed?

before starting the test

pressed?

pressed?

Y

Y

Y

MODULE INFORMATION

Display shows for 5s:

Complete disc will be

MO XXXX BXXXX

erased with 4x speed.

DC-ERASE MODE

• MO xxxx stands for

(starting from PMA-area

starts.

Software version of

up to and including

Display shows:

MOZART (flash ROM 7101)

ATIP leadout area)

• Bxxxx stands for

The display shows the

HH BI RE FE

HH

stands for the number of hours

Software version of

countdown of the

the test was running

Basic engine processor

remaining time required

BI stands for Burn In test

(flash EPROM 7017)

to complete the operation:

RE number of errors detected during

ER mm ss

DC-

ERASE

N

DC erase and write mode

mm: remaining minutes

FE

number of errors detected during

finished?

MOZART BOARD DIAGNOSTIC

ss:

remaining seconds

Finalizing the disc

Y

SDRAM TEST 7100

CDR T button

Record complete disc

Display shows:

pressed?

N

Disc erased?

N

from analog source

DTST1

Y

with normal speed.

Display shows:

Y

HH BI RE FE

CHECKSUM TEST 7101

CDR T button

Display shows:

N

pressed?

DTST2

Display shows:

Y

PASSED

N

Complete disc

N

ERASE TEST 7101

Error detected?

recorded?

Display shows:

DTST3

STOP button

N

Y

Y

COMMUNICATION TEST

CDR T button

pressed?

Finalize disc

(UART-BUS)

Display shows:

pressed?

N

Y

with double speed.

DTST4

Y

Display shows:

HH BI RE FE

Exit DC-ERASE Mode

N

Display shows:

CDR T button

N

N

TEST O.K.?

DERR n

all errors shown?

n=number of failed test

pressed?

Y

Y

Y

Note: The BURN-IN mode is an endless cycle of

Note: With the DC-Erase mode the CD-RW can be

changed back in its original state, like a new disc.

* DC erase, to erase the CD-RW disc with max. laser power

Display shows next error

* Recording a CD-RW disc with speed N=1

Stopping the erase-function by switching power off

* and Finalizing with double speed

will leave the disc in an unpredictable status!

This test is intended to check the quality of a CDR loader and

to detect intermittent failures.

CDR - LOADER TEST

The test is performed by playing 5s at beginning, 5s in the middle and 5s at the end of the disc. Display shows actual playing time.

TEST O.K.?	N	Display shows:	CDR T button	N
		BERR 1
			pressed?
Y			Y
Display shows:
PASSED
for 3s
Exit CDR electrical Test			Exit CDR electrical Test

CDR79x servtest CDR module, 240402