Sony STR-K7100 Service Manual - Page 12

STR-K7100 SECTION 3 TEST MODE AM CHANNEL STEP 9 kHz/10 kHz SELECTION MODE * Either the 9 kHz step or 10 kHz step can be selected for the AM channel step. * Procedure: Turn the [INPUT SELECTOR] control to set AM and press the ?/1 button to turn off the main power. While depressing the [TUNING MODE] 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. VACUUM FLUORESCENT DISPLAY 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 MODE] and the [DISPLAY] buttons simultaneously, press the ?/1 button to turn on the main power. 1. ALL segments light on. SW LFE SP A D DEX D PLII x D PL OPT DTS -ES 96/24 CAT MEMORY RDS ST D D D SP B HDMI COAX NEO:6 SAT D.RANGE MONO LCR dB SL S SR k Hz m ft. SBL SB SBR MHz KEY CHECK MODE * Button check * Procedure: While depressing the [SPEAKERS $OFF/A/B%] and the [2CH] buttons simultaneously, press the ?/1 button to turn on the main power. Either the message "REST 13" 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. SWAP ALL MODE * The signal will be swap to all channel so that all speaker will have sound output. * Procedure: 1. While depressing the [SPEAKERS $OFF/A/B%] and the [A.F.D.] buttons simultaneously, press the power ?/1 button to turn on the main power. 2. "SWAP" appears. (No change while displayed.) SHIPMENT MODE All preset contents are reset to the default setting. * Procedure: 1. While depressing the [SPEAKERS $OFF/A/B%] and the [MUSIC] buttons simultaneously, press the power ?/1 button to turn on the main power. 2. "CLEARED" appears and switch off the set. 2. Turn the [INPUT SELECTOR] control, confirm display. LFE SP B x COAX NEO:6 RDS D.RANGE MONO k m MHz 3. Turn the [INPUT SELECTOR] control, confirm display. D SW DD C SL SR SBL SB SBR D D PL DTS CAT MEMORY ST dB Hz ft. DCAC FACTORY TEST MODE DCAC Factory Test mode have two stages: 1. DCAC DSP Data Line Checking 2. DCAC board Checking Start DSP Data Line Pass Check Auto Cal Mic Pass Check END Factory Test System Setup 4. Turn the [INPUT SELECTOR] control, all segments light off. 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 "S.F. CLR." appears for a moment and initialization is performed. SOFTWARE VERSION DISPLAY MODE * The software version is displayed. * Procedure: While depressing the [SPEAKERS $OFF/A/B%] 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. Receiver DCAC MIC SPK Front Left 1. When power off: Press the three buttons [MEMORY/ENTER] + [MOVIE] + ?/1 . "DCAC[]FTM" appears. Afterward, press the [TUNING MODE] to start DCAC factory test mode. 12