Marantz PM-12 OSE, Руководство по обслуживанию

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Pin Port I/O use Name
Port Setting
Note
Act. stby Exit R
33 P74/KR4/INTP8 I/O I VOL_A H - PU 10k Volume Rotary Encorder
34 P73/KR3 I/O O NC L L -
35 P72/KR2/SO21 I/O O
OLED_
DAT
- L - OLED(MXS4046A) Data
36 P71/KR1/SI21/SDA21 I/O O
OLED_
CS
L L - OLED(MXS4046A) CS
37 P70/KR0/SCK21/SCL21 I/O O
OLED_
CLK
H L - OLED(MXS4046A) Clock (fc=4MHz)
38 P06/TI06/TO06 I/O O
RC5_
OUT
H L PD 10k RC5 Output
39 P05/TI05/TO05 I/O O KILL_IR L H PD 10k RC5 Kill (Kill:L)
40 P30/INTP3/RTC1HZ/SCK11/SCL11 I/O I READY H - PU 10k NC500 Ready notification (Ready/Not Ready=H/L)
41 P50/INTP1/SI11/SDA11 I/O I DET L - PU 10k Signal Detect (No Signal:L)
42 P51/INTP2/SO11 I/O I AD_INT L - PU 10k Analog Key Detect (L:interrupt)
43 P52/SO31 I/O O T_DAT - L - Tone Control IC(NJW1119A) Data
44 P53/SI31/SDA31 I/O O T_LAT L L - Tone Control IC(NJW1119A) Latch
45 P54/SCK31/SCL31 I/O O T_CLK L L - Tone Control IC(NJW1119A) Clock (fc=100kHz)
46 P55 I/O O NC L L
47 P17/TI02/TO02 I/O O NC L L -
48 P16/TI01/TO01/INTP5 I/O O NC L L -
49 P15/SCK20/SCL20 I/O O V_CLK H L - Volume IC(NJU72322) Clock
50 P14/RxD2/SI20/SDA20 I/O O V_LAT L L - Volume IC(NJU72322) Latch
51 P13/TxD2/SO20 I/O O V_DAT - L - Volume IC(NJU72322) Data (fc=500kHz)
52 P12/SO00/TxD0/TOOLTxD I/O O TXD - L PD 10k System Control Bus Output/Update
53 P11/SI00/RxD0/TOOLRxD/SDA00 I/O I RXD - - PU 47k System Control Bus Input/Update
54 P10/SCK00/SCL00 I/O O NC L L
55 P110 I/O O NC L L
56 P111 I/O O NC L L
57 P146 I/O O
LED_
DISP
H L PD 10k Illumination LED (H:LED ON)
58 P147/ANI18 I/O O NC L L
59 P100/ANI20 I/O O
POW_
MUTE
H L PD 10k H/L=Mute ON/OFF
60 P153/ANI11 I/O O
HP_
REL_
OUT
L L PD 47k H/L=Mute OFF/ON
61 P152/ANI10 I/O O
LED_
STBY
H H PD 10k Standby LED (H:LED ON)
62 P151/ANI9 I/O O
LED_
POWER H L PD 10k Power LED (H:LED ON)
63 P150/ANI8 I/O O
LED_
TONE
H L PD 10K Tone LED (H:LED ON)
64 P27/ANI7 I/O O NC L L
65 P26/ANI6 I/O I SEL - - - Input Selector A/D Port
66 P25/ANI5 I/O I AD_1 - - - Forwarding distinction port (N : H、F/U/K : L)
67 P24/ANI4 I/O I
FCBS_
TACT
H - PD 10k FCBS Tact SW (H:Tact on)
68 P23/ANI3 I/O I NC PD 10k
Pin Port I/O use Name
Port Setting
Note
Act. stby Exit R
69 P22/ANI2 I/O I D_SET - - PD 47k
LCD Driver Communication mode setting input
H/L = Communication during communication / opera-
tion at 100 msec
70 P21/ANI1/AVREFM I/O - AVREFM - - - GND
71 P20/ANI0/AVREFP I/O - AVREFP - - - 3.3V
72 P130 I/O O POW_1 H L PD 10k Power Relay On (ON : H) (Main Transformer)
73 P04/SCK10/SCL10 I/O O POW_2 H L PD 10k Power Relay On (ON : H) (SMPS)
74 P03/ANI16/SI10/RxD1/SDA10 I/O O NC L L
75 P02/ANI17/SO10/TxD1 I/O I
M_B_
DOWN
L - PD 47k Detect Main Power On (L : Main B Down)
76 P01/TO00 I/O I BI - - PU 47k Stereo/Bi Amp SW (H/L)
77 P00/TI00 I/O O S_CE L L PD 47k Relay control 4094 CE
78 P144/SO30/TxD3 I/O O S_DI H L - Relay control 4094 Serial Data
79 P143/SI30/RxD3/SDA30 I/O O S_OE H L - Relay control 4094 OE
80 P142/SCK30/SCL30 I/O O S_CLK H L - Relay control 4094 Serial Clock (fc=100kHz)
Act: Active, Init: Initial, Stby: Standby, Ext R: External R
Before Servicing
This Unit
Electrical
Mechanical
Repair Information
Updating
30