Marantz SR-3001, Руководство по обслуживанию

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54
pin port I/O Name STBY Note
mode = 7 set use Act. init
1 PG3 I/O BTMOD - O L L FLASH ROM Addres (A18)
2 PG4 I/O N.C - I - - Pull Down
3 VSS I VSS
- - - GND
4 VSSNC BÌ N.C. - GND
5 CC V I Vcc -
-
-
-
- - +5V
6 PC0 I/O _RSTDAC
-
O L L CS42418 Reset
7 PC1 I/O DA_INT - I - - CS42418
8 PC2 I/O DA_CS - O L H CS42418 Chip Select
9 PC3 I/O CDIN - I - - CS42418 Data Out
10 VSS I VSS - - - - GND
11 PC4 I/O D_A - O - L DIR:H ,A DC :L
12 PC5 I/O XSTATE - I - - DIR XSTATE
13 PC6 I/O _CEDIR - OL L DIR Chip Enable
14 PC7 I/O _XMODE
-
OL L DIR Reset
15 PB0 I/O IICCLK H O - H IIC for EEPROM (CLK)
16 PB1 I/O IICDATA H I/O
-
H IIC for EEPROM (DATA)
17 PB2 I/O _TU_SD - I L Tuned
18 PB3 I/O TU_ST - I H Stereo/_Mono
19 VSS I VSS - - - - GND
20 PB4 I/O TU_MUTE - O H H Tuner Mute
21 PB5 I/O _CE_TU - O L L Tuner Chip Enable
22 PB6 I/O N.C. - OL L Open
23 PB7 I/O N.C.
-
OL L Open
24 PA0 I/O TUDOUT - O - L Tuner Data Out
25 PA1 I/O TUCLK - O - L Tuner CLK
26 PA2 I/O TUDIN
-
I
-
Tuner Data IN
27 PA3 I/O RDSDIN - I - Tuner RDS Data
28 VSS I VSS - - - - GND
29 PA4/_IRQ4 I/O REQ2 - INT L - DSP FINTR EQ
30 PA5/_IRQ5 I/O DIR_INT - INT/I - DIR INT Output
31 PA6/_IRQ6 I/O _P_AMP_FAIL - INT L - Power amp Dectect
32 PA7/_IRQ7 I/O RDS_CLK - INT -
-
- Tuner RDS Clock
33 P67/_IRQ3 I/O REQ1 - INT L - DSP Inter Q
34 P66/_IRQ2 I/O RERR
-
INT H
- DIR Error
35 VSS I VSS - - - GND
36 VSS I VSS -
-
-
- - GND
37 P65/_IRQ1 I/O WAKEUP
-
INT
- Standby Mode Pelease
38 P64/_IRQ0 I/O _P_DOWN - INT L - Power Down Detect
39 VCC I Vcc - - - - +5VL
40 PE0 I/O N.C. - I L L Pull Down 47k
41 PE1 I/O VIDEO_SW0 - O L L Video Switch 1
42 PE2 I/O VIDEO_SW1 - O L L Video Switch 2
43 PE3 I/O VIDEO_SW2 - O L L Video Switch 3
44 VSS I VSS - - - - GND
45 PE4 I/O VIDEO_SW3 - O L L Video Switch 4
46 PE5 I/O HINBSY - I - - DSP Busy Signal
47 PE6 I/O N.C. - O - L Open
Open
Open
48 PE7 I/O N.C.
-
O
-
L
49 PD0 I/O N.C. - O - L
50 PD1 I/O VCR2MUTE - O H H VCR2 Audio Rec Output Mute
51 PD2 I/O VCR1MUTE
-
O H H VCR1 Audio Rec Output Mute
52 PD3 I/O SWMUTE - O H H Sub Woofer Mute
53 VSS I VSS - - - - GND
54 PD4 I/O CNTMUTE - O H H Center Speaker Mute
55 PD5 I/O SBMUTE - O H H Surround Back Mute
56 PD6 I/O SL/SRMUTE - O H H Surround L/R Mute
57 PD7 I/O L/RMUTE - O H H Front L/R Mute
58 VCC I Vcc - - - - +5VL
59 P30/TxD0 I/O DSPDOUT
-
SO DSP DIR Control Data Output
60 P31/TxD1 I/O TXD H SO H
UART for RS232C Flash WR
need Pull Up
Port Setting
Interrupt Status Input
61 P32/RxD0 I/O DSPDIN - SI DSP DIR Control Data Input
62 P33/RxD1 I/O RXD - SI -
UART for RS232C Flash
WR.
need Pull Up.
63 P34/SCK0 I/O DSPCLK
-
SC DSP DIR Control Clock
64 P35/SCK1 I/O _CEFL - OL L FL Driver chip sel
12. MICROPROCESSOR AND IC DATA
IC41 : H8S2398