Philips AZ-2030, Service Manual

CD SERVICE TEST PROGRAM

4-2

4-2

PCS 107 280

STOP button pressed in any step returns
to begin of Service Testprogram.

NEXT button

pressed?

NEXT button

pressed?

N

Y

Y

Display shows all

segments and flags.

see figure 1

NEXt button

pressed?

N

Y

Y

Display shows all

segments and flags.

see figure 2

DISPLAY TEST

CD SERVO TEST

Display shows
version number 
of the µP - software.

PLAY  button

pressed?

Display shows

PLAY  button

pressed?

NEXT  button

pressed?

PREV. button

pressed?

PROG.  button

pressed?

MODE  button

pressed?

Slide moves

outside as long as

button is held

depressed.

Slide moves

inside as long as

button is held

depressed.

Y

Y

Y

Y

Y

N

N

N

N

N

FOCUS found?

Y

N

Display shows

objective moves up&down
disc motor for 160ms "on"

STOP  button

pressed?

Y

N

Display shows

disc motor turns.

FOCUS search

SLIDE test

DISC MOTOR test

To enter Service
Testprogramm hold
PLAY & MODE buttons
depressed while switching
CD mode on.

fig. 1

*

*

*

To leave Service Testprogram switch mode switch
to off-position.
Door switch is ignored 

Æ  

CD door can be opened. 

Slide servo, Radial servo, Focus servo, Disc motor
and Laser are switched off.
Mute is switched on via decoder IC.

* Volume up/down buttons function independentely

of the service testprogram.

N

N

NEXT button

pressed?

STOP button

pressed?

N

Y

Y

Display shows all

segments and flags.

see figure 1

DISPLAY TEST

Display shows
version number 
of the µP - software.

To enter Service
Testprogramm hold
PLAY & MODE buttons
depressed while switching
TUNER mode on.

N

Y

table 1

N

PROG  button

(Tuner)

pressed?

Service preset frequencies
acc. table 1 are copied
to the RAM.

Tuner is normal working
except the PROGRAM key.

STOP button

pressed?

N

Y

TUNER TEST

SERVICE PRESET FREQUENCIES

1)

How to set frequency grid:

AM - 9 kHz / FM - 50 kHz : Hold MODE KEY  with the TUNING UP KEY simultaneously and then switch to TUNER.

AM - 10 kHz / FM - 100 kHz : Hold MODE KEY with the PROGRAM KEY simultaneously and then swutch to TUNER.

Selected frequency grid is stored in the EEPROM.

CD TEST

TUNER TEST

Disc motor turns

clockwise

as long as button

is held depressed.

(accelerate)

Disc motor turns

counter clockwise

as long as button

is held depressed.

(brake)

FOC-2

1

19

PREV button

pressed?

Y

N

Display shows

EP19

E2prom clear

STOP button

pressed?

N

Y

EP2PROM CLEAR

FOC 2

REGION

EUROPE

EUROPE2B

OVERSEAS

EAST-EUROPE

USA

FM/MW/LW

FM/MW

FM/MW

FM/MW

FM/MW

1)

 Grid switchable

10-100kHz/9-50kHz

PRESET

/00/05/20/25

/00

/01/21

/14

/14/17/37

1

87.5 MHz

87.5 MHz

87.5 MHz

65.81 MHz

87.5 MHz

2

108 MHz

108 MHz

108 MHz

108 Mhz

108 MHz

3

531 kHz

531 kHz

531/530 KHz

74 MHz

530 kHz

4

1602 kHz

1602 kHz

1602/1700 kHz

87.5 MHz

1700 kHz

5

558 kHz

558 kHz

558/560 kHz

531 kHz

560 kHz

6

1494 kHz

1494 kHz

1494/1500 kHz

1602 kHz

1500 kHz

7

153 kHz

-

-

558 kHz

-

8

279 kHz

-

-

1494 kHz

-

9

198 kHz

-

-

-

-

10

-

-

-

-

-

11

-

-

-

-

-

12

-

-

-

-

-

13

-

-

-

-

-

19

STOP button

pressed?

N

Y

Display shows all

segments and flags.

see figure 3

fig. 2

fig. 3

PROGRAM

SHUFFLE

STEREO

REPEAT ALL

FM

LW

AM MW