Denon AVR-2308CI Service Manual page 46

Pin Pin Name Symbol
16 VCC VCC
17 P85/NMI NMI
18 P84/INT2 PROTECTION
19 P83/INT1 POWERKEY
20 P82/INT0 REMOTEDET
21 P81 ISELB
22 P80 VSELA
23 P77 SSELA
24 P76 -
25 P75 -
26 P74 SSELB
27 P73/CTS2 VOLDATA
28 P72/CLK2 VOLCLK
29 P71/RXD2 RXDMIXO
30 P70/TXD2 TXDMOXMI
31 P67/TXD1 MO232CI
32 P66/RXD1 MI232CO
33 P65/CLK1 EXPCLK
34 P64/CTS1 EXPDATA
35 P63/TXD0 MOIPI
36 P62/RXD0 MIIPO
37 P61/CLK0 VSELB
38 P60/CTS0 ISELA
39 P57 REDLED
40 P56 FL_CE1
41 P55/EPM FRASH CE/FL_CLK
42 P54 M232CPOWER
43 P53 -
44 P52 -
45 P51 TRIGGER1
46 P50/CE FRASH CE/TRIGGER2
47 P47 RDSDOUT
48 P46 TURDSCLK(CKTU)
49 P45 TURDSDATA
（DATATU)
50 P44 RDSCE
51 P43 RDSRST
52 P42 THERMAL
53 P41 EXPOE
54 P40 EXPSTB
55 P37 TUDOUT(DATAOUT)
56 P36 TUSTB
57 P35 STEREO
58 P34 TUNED
59 P33 IPDET
60 P32 REMOTEPOWER
61 P31 TRIGPROTECT
62 VCC VCC
63 P30 VOLPROTECT
64 VSS VSS
65 P27 B.D.CONTORL
66 P26 SCPUPOWER
67 P25 XMPOWER
68 P24 POWER
69 P23 CPU/EPOWER
70 P22 LIMIT
71 P21 -
72 P20 7CHLIMIT
73 P17/INT5 REMOCOM
74 P16/INT4 REQSOMIm
75 P15/INT3 B.DOWN
76 P14/D12 -
77 P13/D11 LIMITDET
Op Op
I/O Type Det
(Int.) (Ext.)
- - - - -
I - - - -
I - E ↓ &L - Eu
I - Lv - Eu
I - Lv - Ed
I - - - Eu
I - - - Eu
I - - - -
O C - - -
O C - - -
I - - - -
O C - - -
O C - - -
I - - - Ed
O N - - Eu
O C - - -
I - - - Ed
O C - - -
O C - - -
O C - - -
I - - - Ed
I - - - Eu
I - - - Eu
O C - - -
O C - -
O C - - -
O C - - Ed
O - - - ー
O - - - ー
O C - - -
O C - - -
I - - - Eu
O C - - -
O C - - -
O C - - -
O C - - -
I - - - Ed
O C - - -
O C - - -
I - Lv - Ed
O C - - -
I - Lv - Eu
I - Lv - Eu
I - Lv - Eu
O - - - -
Ｏ/L - - - Eu
- - - - -
I - E ↑ &H - Eu
- - - - -
O C - - -
O C - - -
O C - - -
O C - - Ed
O C - - Ed
O C - - -
O C - - -
O C - - -
I - E ↑ &H - Ed
I - E ↓ &L - Ed
I - E ↓ &L - Eu
O - - - -
I - Lv - Eu
46
AVR-2308CI / AVR-888 / AVR-2308 / AVC-2308
Res Stby Stop
- - - POWER 5V
- - - 5V
Z I I PROTECTION SIGNAL INPUT
Z I I MAIN POWER relay control output
- O/L O/L ROOM TO ROOM Signal detect pin (Detected : H)
Z O/L O/L Input selector rotation detect input (Rotary encoder)
Z O/L O/L Master Volume rotation detect input (Rotary encoder)
Z O/L O/L Selector rotation detect input (Rotary encoder)
Z O/L O/L Not used
Z O/L O/L Not used
Z O/L O/L Selector rotation detect input (Rotary encoder)
Z O/L O/L Volume control pin
Z O/L O/L Volume control pin
Z I O/L XM RADIO control pin
Z O/L O/L XM RADIO control pin
Z O/L O/L RS232C SIGNAL OUTPUT
Z I O/L RS232C SIGNAL INPUT
Z O/L O/L Extended IC control pin
Z O/L O/L Extended IC control pin
Z O/L O/L iPod control pin
Z I O/L iPod control pin
Z O/L O/L Master Volume rotation detect input (Rotary encoder)
Z O/L O/L Input selector rotation detect input (Rotary encoder)
Z O/H O/L STBY LED RED CONTROL
Z O/L O/L FLD DRIVER control pin
Z O/L O/L Rewrite boot program start : L input set
/FLD DRIVER control pin
Z O/L O/L RS232C POWER control pin (STANDBY:H)
Z O/L O/L -
Z O/L O/L -
- O/L O/L TRIGGER OUT 1 control pin
Z O/L O/L Rewrite boot program start : H input set/TRIGGER OUT 2
control pin
Z O/L O/L RDS DETECT IN control pin
Z O/L O/L TUNER/RDS CLOCK OUT
Z O/L O/L RDS DATA OUT control pin
Z O/L O/L TUNER MUTE control (MUTE : L)
Z O/L O/L RDS reset output
Z O/L O/L Temperature detect
Z O/L O/L Extended IC control pin
- O/L O/L Extended IC control pin
- O/L O/L TUNING DATA INPUT control pin
Z O/L O/L MUTE CONTROL
- O/L O/L When TUNER FM stereo receive : L
- O/L O/L TUNER turned detect (Detected : L)
Z O/L O/L MINI JACK connected detection pin for DOCK connection
(H:DETECTIVE)
- O/L O/L REMOTE POWER control pin (ON : H)
Z O/L O/L TRIGGER PROTECTION detect port (Not used)
- - - +5V
Z O/L O/L Voltage detection control pin
- - - GND
Z O/L O/L B.DOWN detect value change control pin (from CPU/E
POWER ON after 15ms ON)
Z O/L O/L SUB CPU POWER ON/OFF switcing (H : ON)
Z O/L O/L XM RADIO POWER control pin
Z O/L O/L MAIN POWER relay control output (ON : H)
Z O/L O/L MAIN CPU POWER control pin (POWER ON : H)
Z O/L O/L LIMIT control
Z O/L O/L Not used
Z I I Not used
Z I I Remote control signal input
Z I O/L MAIN-SUB μcom comm. control pin
Z I I Power down detect (Power down : L)
Z O/L O/L Not used
Z O/L O/L Signal detect input (Detected : H)
Function