22
Troubleshooting guide
Below is a table describing simple measures that can help you eliminate most problems likely to emerge
when this unit is in use. If below measures do not help, turn to a service center or to the nearest dealer.
Symptom
Cause/Solution
No Power
Check whether the fuse is blown, replace with fuse of proper value if necessary
Unit stops
responding or
shows error.
Press the RESET button.
Unable to
receive radio
stations.
Check whether the antenna is inserted or the antenna is properly connected.
Poor effect on
receiving a
station.
-Antenna may not be of the proper length. Make sure the antenna is fully extended. If broken,
replace the antenna with a new one.
-The broadcasting signal is weak.
-The antenna is poorly grounded; check and make sure the antenna is properly grounded at its
mounting location.
No pictures
-The video line from main unit to monitor is not connected properly (for external monitor)
-The purple brake wire is not grounded or connected to brake properly.
The picture
appears grainy
-Check the color system. (PAL or NTSC)
Summary of Contents for SM-CCR3704
Page 7: ...7 Connection diagram...
Page 24: ...24 25 27 28 33 36 39 USB SD 41 SWC 43 43 44 45...
Page 25: ...25 20...
Page 26: ...26...
Page 27: ...27 1 1 2 1 3 ISO 1 4 2 1 M5 20 1 M5 1 2 2 5 1 5 12 4 5 6 4 5 1 6 1 7 1...
Page 28: ...28 30...
Page 29: ...29 4...
Page 30: ...30...
Page 31: ...31 ISO 1 ISO 2 ISO A B 1 2 3 4 12 5 6 7 8...
Page 32: ...32 ATTENTION You cannot use this function while driving...
Page 33: ...33 1 2 3 TFT ON OFF 4 HOME 5 VOL 6 VOL 7 SD 8 USB 9 AUX 10 AUX USB RESET...
Page 35: ...35 1 2 CR 2025 3V 6...
Page 36: ...36 POWER POWER POWER POWER RESET VOL SEL BAS VOL SEL TRE VOL...
Page 37: ...37 SEL BAL VOL Fader SEL FAD VOL EQ MUTE MODE RADIO USB SD AUX in RCA RCA BND TYPE PAL NTSC...
Page 38: ...38 2 BND NP SUB EQ CC LED RGB 9 R G B 0 100 AUTO...
Page 39: ...39 BAND FM FM1 FM2 and FM3 AM AM1 and AM2 PREVIOUS NEXT P1 P6 P1 P6 Seek SEL Mono Stereo ST...
Page 40: ...40 LOC RDS AF TA PTY RDS RDS BACK SCAN SCAN PREVIOUS NEXT...
Page 42: ...42 USB micro SD USB USB HOME HOME RATIO 16 9 4 3 PLAY PAUSE...
Page 43: ...43 INT SWC SWC 1 SWC 2A 2B 10...
Page 44: ...44 35 35 RESET...