Kenwood KRF-V8010D, Руководство по обслуживанию

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KRF-V8010D/V8010DW
Pin No. Pin Name I/O Description
1,2 G10,11 O Display grids 10,11
3 None – Ic test mode port.
4 CK I RDS clock input.
5 RDS. DT I RDS data input.
6 AUDIO I Audio signal detection port. L=AUDIO.
7 VOL.ENC.A I Volume encoder A(clockwise) input.
8 REMOCON I Remote contol signal input.
9 VOL.ENC.B I Volume encoder B(counterclockwise) input.
10,11 None O Ic test mode port.
12-14 KR0-2 I Key return 0-2.
15 PROTECT I Protection signal detection port. H=PROTECT.
16 S.DATA I/O Serial DATA signal.
17 S.BUSY I/O Serial BUSY signal.
18 E2.DT I/O E2 PROM data.
19 E2.CLK I/O E2 PROM clock.
20 SEL.ENC.A I Selector encoder A(clockwise) input.
21 SEL.ENC.B I Selector encoder B(counterclockwise) input.
22 MULTI.ENC.A I Multi encoder A(clockwise) input.
23 MULTI.ENC.B I Multi encoder B(counterclockwise) input.
24 AC3 I AC-3 signal detection.
25 AC3.SCK O YSS248 clock output.
26 AC3.SI I YSS248 data input.
27 AS3.SO O YSS248 data output.
28 Vdd – Analog power 5V)
29 S. LEVEL I Signal level A/D input.
30 SEL.ST2 O TC9162AF/63AF/64AF st2 output. H=latch.
31 AC3.CS O YSS248 CS output.
32 CODEC.CS O CS4226 CS output.
33 PLL.DO I Pll ic do signal input port.
34 PLL.ST I Tuner stereo signal detection port. L=STEREO.
35 PLL.SD I Tuner sd signal detection port. L=TUNED.
36 RCV.CE I Receiver chip enable signal port. L=ENABLE.
37 Avss – Analog GND.
38 RESET I Microproessor reset signal.
39,40 8MHz I Main clock generation(8MHz).
41 Vss – Microprocessor GND.
42 None I No connect
43 TEX – GND.
44 Vdd – Power 5V).
45 Vfdp – Power supply(-33V).
46 SEL.ST1 O TC9162AF/63AF/64AF st1 output. H=latch.
47 PLL.DT O Pll ic data signal output.
48 PLL.CK O Pll ic clock signal output.
49 PLL.CE O Pll ic ce signal output port.
50 T.TUNE O Tuner mute control. L=mute on.
51 A.MUTE O Output mute control. L=mute on.
52 SW.MUTE O Sub woofer mute control. L=mute on.
53 10dB.ATT O Volume 10dB attenuation control. H=att. on.
54 VOL.DT O Volume ic (M62446SP) data control.
55 VOL.CK O Volume ic (M62447SP) clock control. H=active.
1-2 Pin description
8
CIRCUIT DESCRIPTION
KRF-V8010D(K) COVER1,1( 98.12.10 17:51 y [ W 17
www.freeservicemanuals.info 12/21/15
Published in Heiloo, Holland.