Kenwood KR-694 Service Manual page 15

KR-694/V5560/V6060
CIRCUIT DESCRIPTION
@ Microprocessor periphery block diagram
uPD78043GF [K,P,M,X,Y type ]
u.PD78044GF [E,T type ] (X14)
FL DISPLAY(11-MT-92GK)
(X14)
KEY MATRIX
MODEL DESTINATION
(X14) RESET
(X14) CE
(x09) PROTECTION —
(X14) REMOCON ——
(X09) 4/80 SELECTOR —
)
(A)
) (X07) KR-694/V5560/V6060
(X09) KR-V7060/V8060
(SYSTEM DATA 2
CONTROL) BUSY
2
)
DOLBY IC(LA2785)
u-Com
4PD78043GF
"PD78044GF
X09
> (x03)
|_| DOLBY IC(LV1010)
(X09)
)
SELECTOR IC
(NJU731 1/7313)
(X07) KR-694/V5560/V6060
(X09) KR-V7060/V8060
VIDEO SELECTOR
(X05)
(TUNER)
STEREO
SD
(MUTE CONT.)
<X09>ANALOG 3
<X09>DATA
<X05>TUNER
(X07)
(RELAY CONT.)
POWER 5
SPEAKER A
SPEAKER B 3
SPEAKER S 1
4/8Q SELECTOR *1
(X14)
(LED DISPLAY)
STAND-BY
VOLUME "4
DSP *3
DSP LOGIC/MUTING '2
(X09)
MOTOR VOLUME
(X05)
PLL
(LC7218)
: KR-V6060 only
: Usually, DSP LOGIC(LED) , MUTING(LED) when KR-V5560.
: KR-V8060 only
: Unused for KR-V5560.
- 8 oe
PWN =
16
: uPD78044GF ONLY