Kenwood KR-A4060 Service Manual page 15

E,T
KR-A4060/A5060
14
CIRCUIT DESCRIPTION
7-3. Pin function
| Name «| W/O
1-67 [G5-G10.G1_ | (O
[vo Cd |
Function
FL grid 5~10, and 1.
Power supply.
Clock for control IC. (Analog sw/PLL IC/Electronic VOL)
Data for control IC. (Analog sw/PLL |C/Electronic VOL)
PLL CE.
Amplifier mute control. ("H" : Mute OFF, "L" : Mute ON)
Power relay control. ("H" : Power ON, "L" : Power OFF)
Speaker B relay control. ("H" : SP-B ON, "L" : SP-B OFF)
| 0 |
| 0 |
14
15 Speaker A relay control. ("H" : SP-A ON, "L" : SP-A OFF)
Not used (open).
-com reset.
VOL LED | - | Not used (open).
ATT (Tuner) O | Attenuator control ("H" : ATT ON, "L": ATT OFF)
GND - _ _ | A/D power supply.
lL 2h OE Oe
| 22 [STEREO [1 | Stereo signal detection. ("H" : Monaural, "L" : Stereo)
fi 28. SO Tuning signal detection. ("H" : Not tuned, "L" : Tuned)
2a | DATA(RDTS) |_| RDS data.
[25 [stanrinos) Sid; | «| RDSswnbeSSCSC~"'*S*S*S*S*S*S"'~'"~*~*S*"—'~"S*s*S*S*"'"'"~'C~C<CS;<;7;7TCSCS*Y
| 26 [ FCNTIPLL) =| TCE CNTdata(PLLDO.
| 27 —~([ aeswitcHinG. ss Speaker impedance switching. ("H" : 4Q, "L' : 8Q)
| 26 | suever Tt | Sigmaltevelyo.
Protection detection. ("H" : Protection, "L" : Normal)
4.19MHz oscillator.
NIC (DELAY IC-1 & 2) Not used.
AO (DELAY IC-1 & 2) - | Not used.
DIN @ELAV ICT) ___| | Notused.
DIN (DELAY !C-2) Not used.
$C1 (DELAY IC-1 & 2) Not used
x<
29
30
31
32
33
34
35
36
37
38
iS) 3
[20] 3
S.DATA 0 | 8-bit system data.
S. BUSY VO | 8-bit system busy.
Pas | OrMuTer | © | Datamute TON, LORS
[46 [ste elects vou | - [Noted
|__| Remote controller input.
GND :
| 49 [otmute2 | ~ | Notused.
53 O | Selector MUTE control. ("H" : MUTE OFF, 'L': MUTE ON)
54 © | Analog sw STB.
55-G_| KRS-KRO i
6165 | PIOKST-PORSD
69,70] Pe, PI 0
z 72-7 [PPT
—SSC*dt CO Ph egment 2-7, SSS
76-8) _[ 62-64 0
a NO