Test Mode - Sony ICF-CD553RM Service Manual

ICF-CD553RM
LCD TEST MODE
Procedure:
1. Turn the power ON while pressing simultaneously three keys
[2] [VOLUME --] [REC/STOP]
of , and
2. The microprocessor version will be displayed on the LCD.
3. Press the key. The LCD display will become as follows.
Z
LCD display
RADIO TIMER
TV AM
WEATHER
MHz
FM12 PM
kHz
4. The display corresponding to a key is turned off, if a key on
the set is pressed.
Key Corresponding Table
Key
CLOCK AM, PM, : (colon),
TIMER TIMER , TIMER LED
1 1a, 1d, 1e, 1f, 1g
2 2c, 2f
3 3e, 3f
4 4a, 4d, 4e
5 5b, 5e
VOLUME – – VOL –
VOLUME + . (dot), MHz, kHz, CH
.
6b
> 6a, 6c, 6d, 6e, 6f, 6g
BAND RADIO, WEATHER, TV, FM1, FM2
s
1b, 1c, 2a, 2b, 2d, 2e, 2g, 3a, 3b, 3c, 3d, 3g,
4b, 4c, 4f, 4g, 5a, 5c, 5d, 5f, 5g
7 CD, TRACK , H
MODE , SHUFFLE, REP, 1, ALL
REC/STOP REC, MESSAGE, MB number underline
1, 2, 3, 4, 5, N
PLAY/MODE
SOUND MEGA BASS, MEGA EXPAND
5. After all keys on the set were pressed, press the
the test mode will be released.
8
SECTION 4

TEST MODE

.
CD
SHUFFLE MEGABASS
REP 1 ALL
MEGAXpand
VOL
REC
TRACK
MESSAGE
1 2 3 4 5
Segment
key, and
Z