6
KRF-V6200D/V7200D
CIRCUIT DESCRIPTION
Port No.
Port Name
I/O
Explanations
Logic
41
FAN_CONT
O
FAN control
42
AMP_PROT
I
AMP protection
43
AVR_PROT
I
AVR protection
44
POWER_KEY
I
POWER KEY
45
BAND_KEY
I
BAND KEY
46
RLY_DATA
O
Relay control IC data
47
RLY_CLK
O
Relay control IC clock
48
RESET_USB
O
USB IC reset
49
STBY_USB
O
USB UC standby
50
POCINT_USB
I
USB over-current check port
51
DIR_PDN
O
DIR power down
52
F.AUX_KEY
I
AV AUX key input
53
VOL_ENC_A
I
Volume encoder A
54
VOL_ENC_B
I
Volume encoder B
55
DIST
I
Model type
56
STEREO
O
TUNER STEREO DETECT
57
SD
I
TUNER SIGNAL DETECT
58
T_MUTE
O
TUMER MUTE
59
PLL_DO
I
TUNER PLL IC DATA out
60
PLL_CLK
O
TUNER PLL IC CLOCK
61
PLL_DIN
O
TUNER PLL IC DATA in
62
PLL_CE
O
TUNER PLL IC CHIP ENABLE
63
Vss
-
Power supply
64
VOL_SEL_DATA
O
VOLUME IC DATA
65
VOL_SEL_CLK
O
VOLUME IC CLOCK
66
SEL_DATA
O
SELECTOR IC DATA
67
SEL_CLK
O
SELECTOR IC CLOCK
68
SEL_STB
O
SELECTOR IC STROBE
69
LED 1(STANDBY)
O
STANDBY led
70
CODEC_CS
O
DIR/CODEC CS
71
CODEC_DVF
O
CODEC DVF
72
CODEC_PDN
O
CODEC POWER DOWN
73
DSP_PD
O
DSP POWER DOWN
74
DSP_CS
O
DSP CS
75
EEPROM DATA
I/O
EEPROM DATA
76
EEPROM CLK
O
EEPROM CLOCK
77
S.DATA
I/O
SL16 DATA
78
S.BUSY
I/O
SL16 BUSY
79
V_CTRL1
O
VIDEO CONTROL 1
80
V_CTRL2
O
VIDEO CONTROL 2
81
V_CTRL3
O
VIDEO CONTROL 3
