SONY STRK9900P
Service Manual

STR-K5900P/K9900P SECTION 3 TEST MODE
FACTORY PRESET MODE
* All preset contents are reset to the default setting. * Procedure: While depressing the [FM MODE] and the [DISPLAY] buttons simultaneously, press the ?/1 button to turn on the main power. The message �FACTORY� appears for a moment and the present contents are reset to the default values. 4. Press the [VIDEO 1] button, all segments and all LEDs light off. 5. Every pressing the [VIDEO 1] button turns on each segment and LED one after another in the same order. (Not only the [VIDEO 1] button, but also the other buttons such as [VIDEO 2], [VIDEO 3], [DVD], [MD/TAPE], [SA-CD/CD], [FM] and [AM] can be used.)

AM CHANNEL STEP 9 kHz/10 kHz SELECTION MODE (US, Canadian model only)
* Either the 9 kHz step or 10 kHz step can be selected for the AM channel step. * Procedure: Press the [AM] button to set AM and press the ?/1 button to turn off the main power. While depressing the [PRESET TUNING +] button or the [TUNING +] button, press the ?/1 button to turn on the main power. Either the message �9k STEP� or �10k STEP� appears for a moment and select the desired step.

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: While depressing the [2CH] button, press the ?/1 button to turn on the main power. The message �SF. CLR.� appears for a moment and initialization is performed.

SOFTWARE VERSION DISPLAY MODE
* The software version is displayed. * Procedure: While depressing the [TUNING --] and the [DISPLAY] buttons simultaneously, press the ?/1 button to turn on the main power. The model name, destination and the software version are displayed for a moment.

SPEAKER SIZE SELECTION MODE
* Either the normal speaker or micro satellite speaker can be selected. * Procedure: While depressing the [DIMMER] button, press the ?/1 button to turn on the main power. Either the message �NORM. SP.� or �MICRO SP.� appears for a moment and select the desired speaker size.

KEY CHECK MODE
* Button check * Procedure: While depressing the [TUNING --] and the [MAIN MENU] buttons simultaneously, press the ?/1 button to turn on the main power. Either the message �REST 30� appears. Every pressing of any button other than the ?/1 counts down the buttons. The buttons which are already counted once are not counted again. When all buttons are pressed �REST 00� appears.

FLUORESCENT INDICATOR TUBE TEST MODE
* All fluorescent segments are tested. When this test is activated, all segments light on at the same time, then each segment lights on one after another. * Procedure: While depressing the [TUNING --] and the [SPEAKERS $OFF/A/B/ A+B%] buttons simultaneously, press the ?/1 button to turn on the main power. 1. ALL segments light 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

COMMAND MODE SELECTION MODE
* The command mode (AV1 or AV2) of the remote commander can be selected. * Procedure: While depressing the [ENTER] button, press the ?/1 button to turn on the main power. Either the message �C.MODE.AV 1� or �C.MODE.AV 2� appears for a moment and select the desired mode.

C S

R SR

dB kHz mft. MHz

SBL SB SBR

[2CH], [A.F.D.], [MOVIE], [MUSIC] and [MULTI CHANNEL DECODING] LED light on. 2. Press the [VIDEO 1] button, confirm display.
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

[A.F.D.] and [MUSIC] LED light on. 3. Press the [VIDEO 1] button, confirm display.
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

[2CH], [MOVIE] and [MULTI CHANNEL DECODING] LED light on.

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