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Kenwood KDC-BT53U User Manual - Page 78

Troubleshooting guide

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17. Troubleshooting guide 17-1. Setting error Some functions of this unit may be disabled by some settings made on this unit. ö Cannot set up display. Í The demonstration mode is not turned off as mentioned in (page 60). ö Cannot set the "Text Select", "Side Select", or "Status" setting for the "Display Select" item. Í A display type is not selected as mentioned in (page 52). ö Cannot set up the equalizer. ö Cannot set up the Bass Boost. ö Cannot set up the Sound Enhancements. ö Cannot set up the Position control. ö Cannot set up the Loudness. Í The DSP function is disabled. ò "DSP Set" of (page 18) 17-2. Operation/wiring error What might seem to be a malfunction in your unit may just be the result of a slight operation error or a wiring error. Before calling for service, first check the following table for possible problems. General ö The key beep does not sound Í The Preout jack is in use. ò The key beep cannot be output from the Preout jack. ö Sound cannot be heard. ö The unit does not turn on. ö Information shown on the display is incorrect. Í The connectors are dirty. ò Clean the connectors. Refer to (page 4). Tuner source ö Radio reception is poor. Í The car antenna is not extended. ò Pull the antenna out all the way. Disc source ö The specified disc does not play, but another one plays instead. Í The specified CD is quite dirty. ò Clean the CD with reference to (page 41). Í The disc is severely scratched. ò Try another disc instead. Audio file source ö The sound skips when an Audio file is being played. Í The media is scratched or dirty. ò Clean the CD with reference to (page 41). Í The recording condition is bad. ò Play the media again or use another media. 78 | KDC-BT73DAB/ KDC-BT53U/ KDC-5057SD

Section	Page
1. Before use	4
1-1. Safety precaution	4
1-2. Important information	4
1-3. Regulatory Compliance	6
2. Appendix	8
2-1. Specifications	8
2-2. Trademarks	10
3. Basic operations	12
3-1. Component names	12
3-2. Preparations	13
3-3. How to select the item	13
3-4. General operations	14
4. Audio adjustments (KDC-5057SD)	16
4-1. Audio control	16
4-2. Audio preset	17
4-3. Audio preset recall	17
5. DSP settings (KDC-BT73DAB, KDC-BT53U)	18
5-1. Audio control	18
5-2. Manual equalizer control	19
5-3. Car type selection	19
5-4. Speaker setting	20
5-5. X’Over setting	20
5-6. Listening position setting	21
5-7. Delay time control	21
5-8. Channel level fine adjustments	22
5-9. Resetting of DTA Settings	23
5-10. DSP preset	24
5-11. DSP preset recall	24
6. Listen to the iPod	26
6-1. Models of iPods/iPhones that can be connected to this unit	26
6-2. Playing music	26
6-3. Music search	27
6-4. Alphabet search	27
6-5. Direct search	28
6-6. Skip search	28
6-7. Skip search ratio setting	29
6-8. Playback mode	29
6-9. App & iPod mode setting	30
7. Aha Radio (KDC-BT73DAB, KDC-BT53U)	32
7-1. Requirements Aha™	32
7-2. Listening to the Aha Radio	32
7-3. Basic operations	33
7-4. Station search	33
7-5. Calling a number in the content	34
7-6. Aha source control	34
8. Listen to the CD/ Audio file	36
8-1. Playing music	36
8-2. Music search	37
8-3. Skip search	37
8-4. Skip search ratio setting	38
8-5. Playback mode	38
8-6. About the Audio file	39
8-7. About the USB device	39
8-8. About SD card	40
8-9. About \	40
8-10. About the discs used with this unit	41
8-11. Handling discs	41
9. Listen to the tuner	42
9-1. Listening to the radio	42
9-2. Station preset memory	42
9-3. Auto memory	43
9-4. Recall preset station	43
9-5. Tuner setting	44
9-6. PTY (Program Type)	45
10. Listen to the Digital Radio (KDC-BT73DAB)	46
10-1. Listening to the Digital Radio	46
10-2. Service preset memory	46
10-3. Recall preset service	47
10-4. Service list select	47
10-5. Alphabet Search for service	48
10-6. PTY (Program Type)	48
10-7. Announcement setup	49
10-8. Replay	50
10-9. Digital Radio setting	50
10-10. Digital Radio initial settings	51
11. Display settings	52
11-1. Selecting a display type	52
11-2. Information display setting	52
11-3. Illumination color selection	53
11-4. Adjusting the Illumination color	53
11-5. Selecting a text display	54
11-6. Display & Illumination setting	56
12. General settings	58
12-1. Adjusting the clock	58
12-2. Adjusting the date	58
12-3. Clock & date display type setting	59
12-4. Auxiliary input display setting	59
12-5. Muting the audio upon reception of a phone call	60
12-6. Demonstration mode setting	60
12-7. Initial settings	61
13. Registering a Bluetooth (KDC-BT73DAB, KDC-BT53U)	62
13-1. About the Bluetooth module	62
13-2. Registering a Bluetooth device	62
13-3. Selecting the Bluetooth device you wish to connect	63
13-4. Deleting a registered Bluetooth device	63
13-5. Bluetooth device registration test	64
14. Hands-free phoning (KDC-BT73DAB, KDC-BT53U)	66
14-1. Receiving a call	66
14-2. Calling a number in the phone book	66
14-3. Dialing a number	67
14-4. Calling a number in the call log	67
14-5. Speed dialing (Preset dial)	68
14-6. Registering in the preset dial number list	68
14-7. During a call	69
14-8. Clearing the disconnection message	69
14-9. Voice Control	70
14-10. Display of phone number types (categories)	70
15. Bluetooth audio (KDC-BT73DAB, KDC-BT53U )	72
15-1. Before use	72
15-2. Basic operations	72
15-3. Playback mode	73
16. Bluetooth settings (KDC-BT73DAB, KDC-BT53U)	74
16-1. Registering the PIN code	74
16-2. Downloading the phone book	74
16-3. Deleting the phone book	75
16-4. Displaying the firmware version	76
16-5. Switching between two connected cell-phones	76
16-6. Bluetooth detail setting	77
17. Troubleshooting guide	78
17-1. Setting error	78
17-2. Operation/wiring error	78