SONY STR-K980
Service Manual

STR-K980 SECTION 2 TEST MODE
FACTORY PRESET MODE
All preset contents are reset to the default setting. Procedure: 1. While depressing the SPEAKERS (ON/OFF) and the MOVIE buttons simultaneously, press the power ?/1 button to turn on the main power. 2. The message �FACTORY� appears and the present contents are reset to the default values. (5 second)

KEY CHECK MODE
Button check Procedure: 1. While depressing the SPEAKERS (ON/OFF) and the 2CH buttons simultaneously, press the power ?/1 button to turn on the main power. �REST 13� appears. 2. Every pressing of any button other than ?/1 counts down the buttons. The buttons which are already counted once are not counted again. 3. Press all the key except X-ROUND SPEED and X-ROUND MODE buttons. 4. �REST 02� appears. 5. Turn off the set. 6. Turn on the set and manually press the X-ROUND MODE button. Either the message �X-WAVE�, �X-FADER�, �X-BAL� or �X-OFF� appears. 7. Press the X-ROUND SPEED button, �SPEED_ _� appears.

FLUORESCENT INDICATOR TUBE TEST MODE
All fluorescent segments are tested. When this test is activated, all segments turn on at the same time, then each segment turns on one after another. Procedure: 1. While depressing the TUNING MODE and the DISPLAY buttons simultaneously, press the power ?/1 button to turn on the main power. 2. All segments turn on.
SW L SL
LFE
SP A DDDIGITALEXDDPRO LOGIC II x DTS-ES NEO:6 MPEG-2 AAC RDS MEMORY SP B SLEEP OPT COAX MULTI CH IN 96/24 D.RANGE EQ STEREO MONO DIRECT

CHANGE COMMON MODE
This mode is command mode changed to AV 1 or AV2. Procedure: 1. While depressing the INPUT MODE button, press the power ?/1 button to turn on the main power. 2. Either the message �C.MODE.AV 1� or �C.MODE.AV 2� appears. (3 second)

C S

R SR

SBL SB SBR

dB kHz mft. MHz

3. Turn the INPUT SELECTOR dial.
SW L S SB
LFE
SP A DDDIGITALEXDDPRO LOGIC II x DTS-ES NEO:6 MPEG-2 AAC RDS MEMORY SP B SLEEP OPT COAX MULTI CH IN 96/24 D.RANGE EQ STEREO MONO DIRECT

R

dB kHz mft. MHz

SHIPMENT MODE
All preset contents are reset to the default setting. Procedure: 1. While depressing the SPEAKERS (ON/OFF) and the MUSIC buttons simultaneously, press the power ?/1 button to turn on the main power. 2. �CLEARED� appears and switch off the set.

4. Turn the INPUT SELECTOR dial once again.
SP A DDDIGITALEXDDPRO LOGIC II x DTS-ES NEO:6 MPEG-2 AAC RDS MEMORY SP B SLEEP OPT COAX MULTI CH IN 96/24 D.RANGE EQ STEREO MONO DIRECT

C SL SBL SR SBR

kHz mft. MHz

PROTECTOR
Procedure: 1. While depressing the TUNING MODE and the A.F.D. buttons simultaneously, press the power ?/1 button to turn on the main power. 2. � PROT. EVER� appears. (3 second)

5. Turn the INPUT SELECTOR dial once again. All segments turn off. 6. Every turning of the INPUT SELECTOR dial turns on each segment one after another in the same order.

SOUND FIELD CLEAR MODE
The preset sound field is cleared when this mode is activated. Use this mode before returning the product to clients upon completion of repair. Procedure: 1. While depressing the 2CH button, press the power ?/1 button to turn on the main power. 2. The message �S.F. CLR.� appears and initialization is performed. (5 second)

DECODE AUTO ALL
Procedure: 1. While depressing the TUNING MODE and the MOVIE buttons simultaneously, press the power ?/1 button to turn on the main power. 2. �DEC. TEST� appears. (10 second)

SOFTWARE VERSION DISPLAY MODE
The software version is displayed. Procedure: 1. While depressing the SPEAKERS (ON/OFF) and the DISPLAY buttons simultaneously, press the power ?/1 button to turn on the main power. 2. The model name, destination and the software version are displayed. (7 second) For example, �M_I_ _AR_1.14_00�

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