Kenwood KRF-V7060D Service Manual

Also see for KRF-V6060D: Instruction manual Instruction manual Service manual

Contents

KRF-V6060D/V7060D/V8060D/X9060D/VR-6050/6060/607013CIRCUIT DESCRIPTIONPin No. Pin Name I/O Pin Description1 IN1B I Composite Cr signal input.2,7,12 CTL(1~3) I Video switch control input.3 OUT1 O Composite Cr signal output.4,10,15 GND(1~3) - GND5 OUT2 O Composite Cb signal output.6 OUT3 O Composite Y signal output.8 IN3A I Composite Y signal input.9 IN3B I Composite Y signal input.11 IN2A I Composite Cb signal input.13 V - Power supply14 IN2B I Composite Cb signal input.16 IN1A I Composite Cr signal input.Pin No. Pin Name I/O Pin Description1 QUAL O Output signal of demodulation quality.2 RDATA O RDS Demodulation data output.3 VREF - Reference voltage connection pin.4 MUX I Composite signal input.5 VDD1 - Analog power supply (+5.0V).6 VSS1 - Analog ground.7 VSS3 I Comparator input.8 CMP O Comparator output.9 T2 I Connected to ground.10 T1 I Connected to ground.11 VSS2 - Connected to ground.12 VDD2 - Digital power supply (+5.0V).13 XI I Crystal oscillator (4.332MHz) output.14 X0 O Crystal oscillator (4.332MHz) input.15 NC - Unused.16 RCLK O Demodulation clock (1.1875MHz) output.Pin No. Pin Name I/O Pin Description1~35 AM1~AM35 O Output pin of Anode.36~38 AA1~AA339~43 AA4~AA8/ O Output pin of Anode and Grid.G16~G1244~54 G11~G1 O Output pin of Grid.55 VFL - Power supply for driver section.56 TEST - Connected to be ground.57 VSS - GND58 OSCO O Crystal oscillation circuit output.59 OSCI I Crystal oscillation circuit input.60 VDD - Power supply for logic section (+5.0V).61 RES I Input pin of system reset.Serial data transfer pin.62 CE I Chip enable input.63 CL I Synchronism clock input.64 DI I Transfer data input.6-8 VFD Display Controller Driver : LC75711NED (X14, IC78)6-9 RDS Demodulator IC : BU1923 (X14, IC81) E/T Type Only6-10 Composite Selector : NJM2284D (X25, IC101)