Denon RCD-CX1 Service Manual page 46

Terminal Function
Pin Port
1 P9_4/DA1/TB4IN
2 P9_3/DA0/TB3IN
3 P9_2/TB2IN/SOUT3
4 P9_1/TB1IN/SIN3
5 P9_0/TB0IN/CLK3
6 BYTE
7 CNVSS
8 P8_7/XCIN
9 P8_6/XCOUT
10 *RESET
11 XOUT
12 VSS
13 XIN
14 VCC1
15 P8_5/*NMI
16 P8_4/*INT2/ZP
17 P8_3/*INT1
18 P8_2/*INT0
19 P8_1/TA4IN/*U
20 P8_0/TA4OUT/U
21 P7_7/TA3IN
22 P7_6/TA3OUT
23 P7_5/TA2IN/*W
24 P7_4/TA2OUT/W
25 P7_3/*CTS2/*RTS2/TA1IN/*V
26 P7_2/CLK2/TA1OUT/V
27 P7_1/RXD2/SCL2/TA0IN/TB5IN
28 P7_0/TXD2/SDA2/TA0OUT
29 P6_7/TXD1/SDA1
30 P6_6/RXD1/SCL1
31 P6_5/CLK1
32 P6_4/*CTS1/*RTS1/*CTS0/CLKS1
33 P6_3/TXD0/SDA0
34 P6_2/RXD0/SCL0
35 P6_1/CLK0
36 P6_0/*CTS0/*RTS0
37 P5_7/*RDY/CLKOUT
38 P5_6/ALE
39 P5_5/*HOLD
40 P5_4/*HLDA
41 P5_3/BCLK
42 P5_2/*RD
43 P5_1/*WRH/*BHE
44 P5_0/*WRL/*WR
45 P4_7/*CS3
46 P4_6/*CS2
47 P4_5/*CS1
48 P4_4/*CS0
49 P4_3/A19
50 P4_2/A18
51 P4_1/A17
52 P4_0/A16
53 P3_7/A15
54 P3_6/A14
55 P3_5/A13
56 P3_4/A12
57 P3_3/A11
58 P3_2/A10
59 P3_1/A9
60 VCC2
61 P3_0/A8(/-/D7)
62 VSS
63 P2_7/AN2_7/A7(/D7/D6)
64 P2_6/AN2_6/A6(/D6/D5)
65 P2_5/AN2_5/A5(/D5/D4)
Name I/O Initial Function
BE_KEY0 I L
BE_KEY1 I L
O.CURRENT_ICE I H
FAN_VOL_SEL O H
A_MUTE O L
GND I
I
O
O
RESET_IN I
XOUT O
GND
XIN I
VCC
I H
OVER_VOLT I H
50/60 I H
RDS_INT I
BE_FL_CS I
H/P_SW I
ENC_B I
ENC_A I
P.SW I
LED_OR O L
LED_R O L
BE_FL_CK I
BE_FL_DT I
RESERVED O L
IPOD_TX O L
IPOD_RX I
RESERVED O
FL_THROUGH O L
O L
RDS_DATA I
O L
O L
EPM
E2P_CLK O L
E2P_DO I
E2P_DI O L
E2P_CS O L
CE ?
THERMO I
OVER_TEMP I
PCB_CHECK3 I
PCB_CHECK2 I
PCB_CHECK1 I
PCB_CHECK0 I
RDS_DET O L
PURE DIRECT O H
PHONO_POWER O L
FL_RST O L
REMOCON_OUT O L
BE_RST O L
MODEL_ID2 I
DV_STB I
TU_POWER O L
Vcc
FL_CS O H
GND
TU_DATA_OUT I
TU_CLK O L
TUNED I
46
RCD-CX1
BACKEND DUMMY BUTTON 1
BACKEND DUMMY BUTTON 2
L:ERR (Detect it with ICE)
FAN drive voltage switch
MUITE for CD LINE(for insurance)
RESET_IN
XOUT
XIN
not use
Overvoltage detection of SW power supply
Power failure detection(pulse)
RDS INT
BACKEND SERIAL CHIP_SEL_OUT
H/P_SW
ENC_B
ENC_A
AC ON TACT SW INPUT
LED_OR
LED_R
BACKEND SERIAL CLOCK INPUT
BACKEND SERIAL DATA INPUT
IPOD DATA OUTPUT
IPOD DATA INOUT
FL_DATA through enable signal
RDS DATA
ICE POWER overheating detection L=ERR(Detection)
P.SUPPLY temperature detection L=PROTECT
Circuit board CheckMode switch3
Circuit board CheckMode switch2
Circuit board CheckMode switch1
Circuit board CheckMode switch0
For RDS detection confirmation
Pure Direct for CD Function
PHONO SYSTEM POWER SUPPLY CONTROL H=ON
FLD RESET
REMOCON CODE OUT
BACKEND RESET
MODEL ID SETTING(2)
ON/STB OK from DV3.2
Tuner power control
FLD CHIP SELECT
From tuner pack data
TUNER PACK SIRIAL CLOCK
For tuner pack