Kenwood KRF-V7771D Service Manual

Also see for KRF-V7771D: Instruction manual Instruction manual Setup Instruction manual Service manual

Contents

7KRF-V7771D/V7771DECIRCUIT DESCRIPTION(0 : Pull down, 1 : Pull up)TYPE BAND ReceptionfrequencyChannel IF PLL standard Diode swspace frequency DSW3 DSW2 DSW1 DSW0K1 FM 87.5MHz~108.0MHz 100kHz +10.7MHz 25kHz 0 0 0 01700 AM 530kHz~1700kHz 10kHz +450kHz 10kHzK2 FM 87.5MHz~108.0MHz 100kHz +10.7MHz 25kHz 0 0 0 11610 AM 530kHz~1610kHz 10kHz +450kHz 10kHzK4 FM 87.5MHz~108.0MHz 100kHz +10.7MHz 25kHz 1 0 1 01700 RBDS AM 530kHz~1700kHz 10kHz +450kHz 10kHzE1 FM 87.5MHz~108.0MHz 50kHz +10.7MHz 25kHz 0 0 1 1AM 531kHz~1602kHz 9kHz +450kHz 9kHzE3 FM 87.5MHz~108.0MHz 50kHz +10.7MHz 25kHzRDS AM 531kHz~1602kHz 9kHz +450kHz 9kHz 0 1 0 1FM L 65.0MHz~74.0MHz 10kHz +10.7MHz 5kHzQ1 FM H 87.5MHz~108.0MHz 50kHz +10.7MHz 5kHz 1 0 1 1RDS AM 531kHz~1602kHz 9kHz +450kHz 9kHzM K2/E1 is switched with only the setting of DSW1 (X11 : S601). 0 0 X 1(DSW1 = 0 : K2 type, 1 : E1 type)77 76 75 741. The back up item and initializationcondition1-1 Back up• POWER ON/OFF : OFF• VOLUME LEVEL : -66dB• AUDIO INPUT • SELECTOR : TUNER• VIDEO INPUT • SELECTOR : VIDEO1• SPEAKER A : ON• SPEAKER B : OFF• CD2/TAPE2 MONITOR : TAPE2 OFF• TONE : OFF• LOUDNESS : OFF• DISPLAY MODE : DEVICE+DGTL/ANLG• RDS DISPLAY MODE : FREQUENCY• DIMMER : DIMMER 1 (LIGHTEST)• SURROUND MODE : STEREO• Re-EQ : OFF• DSP MODE : ARENA• WALL TYPE : Med• EFFECT LEVEL : 3• MIDNIGHT MODE : OFF• DISTANCE : FL/FR : 10ft (3m): C : 10ft (3m): RS/LS : 5ft (1.5m): SW : 10ft (3m)• FRONT SP. : LARGE• CENTER SP. : NORMAL• SURROUND SP. : NORMAL/WIRED• SUB WOOFER : ON• SW Re-Mix : OFF• INPUT LEVEL : 0dB• CH. LEVEL : 0dB• BASS PEAK LEVEL : OFF• TONE BASS : 0dB• TONE TREBLE : 0dB• TUNING MODE : AUTO• PRESET MEMORY : TEST MEMORYFREQUENCY (Same value with KR-V999D/1090VR)• LAST BAND : FM• FM LAST FREQUENCY : 87.5MHz• AM LAST FREQUENCY : 531kHz (CH. SP 9kHz): 530kHz (CH. SP 10kHz)• LAST P. ch : [- -ch]• PTY SELECT MODE : OFF• PTY SEARCH MODE : OFF• TP SEARCH MODE : OFF• RDS DISPLAY MODE : FREQUENCY MODE1-2 The initial settingWhile pressing POWER key, plug the AC power cord intoan AC outlet (K,P type) or turn on the AC POWERswitch.2. Condition by the destination or model3. TEST MODE[setting method]While pressing INPUT SELECTOR key, plug the ACpower cord into an AC outlet (K, P type) or turn on theAC POWER switch with condition VIDEO4 SW(2ch) onthe rear panel. When a set is set up in test modecondition a set becomes the following condition.Automatic POWER ON. All indicator tube (FL) and CLIPINDICATOR LED are lighted. The other LED are flashed.A backup at the thing except ON/OFF of POWER isinitialized.[cancel method]The power supply is turned off.