Sony SA-WCT100 Service Manual - Page 13

SECTION 4 TEST MODE 1. TEST MODES OTHER THAN THE TEST MENU These are executable test mode even if not entering the test menu. 1-1. Cold Reset Procedure: 1. Press the [?/1] button to turn the power on. 2. Press the three buttons [VOLUME -], [INPUT SELECTOR] and [?/1] simultaneously. 3. The message "COLD RESET" appears on the fluorescent indi- cator tube, then turn the power off. 1-2. HDMI Version Display Procedure: 1. Press the [?/1] button to turn the power on. 2. Press and hold down the two buttons [VOLUME -] and [IN- PUT SELECTOR] simultaneously (around 5 seconds). 3. The message "hdmi XX.XX" or "HDMI XX.XX" appears on the fluorescent indicator tube. Note: XX.XX is HDMI microprocessor version. 2. TEST MODES IN THE TEST MENU These are the test modes done in the test menu. Setting method of the test menu: 1. Press the [?/1] button to turn the power on. 2. Press and hold down the two buttons [VOLUME +] and [IN- PUT SELECTOR] simultaneously (around 5 seconds). 3. The message "TEST MENU" appears on the fluorescent indi- cator tube and enter the test menu. 2-1. Panel Test Procedure: 1. Enter the test menu. 2. Press the [VOLUME +] and [VOLUME -] buttons to select the "PANEL", and press the [INPUT SELECTOR] button. 3. All segments in fluorescent indicator tube are lighted up. And half segments in fluorescent indicator tube are lighted up, others half segments in fluorescent indicator tube are lighted up, then all segments in fluorescent indicator tube are lighted up. Or HDMI indicator LED (amber) is lighted up and down. These operation is repeated. 4. When all segments in fluorescent indicator tube are lighted up in the state of step 3, press the [VOLUME +] button and model information is displayed on the fluorescent indicator tube. Each time the [VOLUME +] button is pressed, the display changes from destination information, MC version, SYS version, UI version, TA version, DSP version, TM version, CLA version, CEC version in this order, and returns to the model information display. 5. In the state of step 3, press the [VOLUME -] button and "K 0" is displayed on the fluorescent indicator tube. "K 0" value increases whenever a button on the set is pressed. However, once a button has been pressed, it is no longer taken into account. All buttons on the set is pressed, "OK" and "K 4" are alternately displayed on the fluorescent indicator tube. 6. To release from this mode, press the [?/1] button. 2-2. Tone Test Procedure: 1. Enter the test menu. 2. Press the [VOLUME +] and [VOLUME -] buttons to select the "TONE TEST", and press the [INPUT SELECTOR] button. 3. The message "T. TONE ON" appears on the fluorescent indicator tube and enter the tone test mode. Then the message "T. TONE FL", "T. TONE CEN", "T. TONE FR", and "T. TONE SW" is displayed repeatedly. At the same time, the speaker output is chaged according to the display. 4. To release from this mode, press the [?/1] button. 2-3. AMP Test Not used for the servicing. Press the [?/1] button if having entered this mode. 2-4. DSP Halt Mode Not used for the servicing. Press the [?/1] button if having entered this mode. 2-5. VACS On/off Not used for the servicing. Press the [?/1] button if having entered this mode. 2-6. VACS Display Not used for the servicing. Press the [?/1] button if having entered this mode. 2-7. DMPORT Device Test Not used for the servicing. Press the [?/1] button if having entered this mode. 2-8. Digital Media Port Test Note: SA-WCT100 is connected with SS-MCT100, and remote com- mander is operation. If SS-MCT100 is not connected, remote commander cannot be operation. Procedure: 1. Connect the DMPORT check jig (P/N: J-2501-309-A) with the DMPORT jack (CN204) on the IO board. 2. Press the [?/1] button to turn the power on. 3. Confirm that both LEDs of the DMPORT check jig lights. (Confirmation the power supply line.) 4. Press the [INPUT SELECTOR] button to select the "DMPORT". 5. Enter the test menu. 6. Press the [VOLUME +] and [VOLUME -] buttons to select the "DMPORT CHK", and press the [INPUT SELECTOR] button. 7. The message "DMPORT OK." appears on the fluorescent indicator tube and enter the digital media port test mode. (Confirmation of communication line) When "NO DETECT." and "UART .TO" are displayed on the fluorescent indicator tube, confirm the connection of the DMPORT check jig, and enter the mode again. Each time the [>] button on the remote commander is pressed, the connect check and adaptor version check are changed. Press the [.] button on the remote commander, connected confirmation of the DMPORT check jig is done again. 8. To a pinjack of the DMPORT check jig input information relevant to audio signal (sine-wave 1.0V rms). 9. Confirm the output of speakers. (Confirmation of analog signal) 10. To release from this mode, press the [?/1] button. J001 AF oscillator IO board CN204 MAIN board CN3008 DMPORT check jig (Part No.: J-2501-309-A) SA-WCT100 SS-MCT100 2-9. Cold Reset Execute this mode when returning the set to the customers. Procedure: 1. Enter the test menu. 2. Press the [VOLUME +] and [VOLUME -] buttons to select the "COLD RESET", and press the [INPUT SELECTOR] button. 3. The message "COLD RESET." appears on the fluorescent indicator tube, then turn the power off. SA-WCT100/SS-MCT100 SA-WCT100/SS-MCT100 13 13