Mitsubishi Electric 8701A053, Руководство по обслуживанию

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VOLTAGE
MODEL : DY-2X64WT-2-TH
(Pin numbers are as measurement points.)
1. -COM : PD780076GK-699-9ET 3.ELE-VOL IC 4.POWER IC
IC801 (PCB-MAIN) IC301 PCB-MAIN IC3A1 PCB-MAIN
FM 98.1MHz/AM 999kHz, 30%MOD, VOL MIN FM 83MHz, 30%MOD, VOL MIN FM 83MHz, 30%MOD, VOL MIN
BATT, ACC 13.2V BATT, ACC 13.2V BATT, ACC 13.2V
( ) : reference value - : unsettled
(communication wave)
Pin Pin Pin Voltage Pin Voltage
No.
AM FM CD
No.
AM FM CD
No. [V] No. [V]
1 P50/A8 EEPROM DO O H 0 0 0 EEPROM serial data output L 33 P10/ANI0 NOISE I - 5 5 5 Noise volume - 1 RESLO 4.6 1 BEEP 3.1
2 P51/A9 EEPROM DI I H 0 0 0 EEPROM serial data input Hi-z 34 AVREF VDD I - 5 5 5 - 2 RVRIN 4.6 2 P-GND 0
3 P52/A10 EEPROM CLK O H 0 0 0 EEPROM serial clock output L 35 P80/_SS1 AF MUTE O L 0 0 0 AF MUTE output L 3 RCT 4.6 3 FR- 2.8
4 P53/A11 EEPROM CE O H 0 0 0 EEPROM CE output L 36 _RESET RESET I - 5 5 5 - 4 RCOM 4.6 4 STBY 4.8
5 P54/A12 PLL/VOL CE O H 0 0 0 PLL/E-VOL communication CE terminal Hi-z 37 XT2 - - - - - - Not Used - 5 RVROUT 4.6 5 FR+ 2.8
6 P55/A13 PLL/VOL CLK O H 0 0 0 Serial clock output to PLL/E-VOL Hi-z 38 XT1 - I - 5 5 5 Not Used - 6 RTIN 4.6 6 VCC1 13.2
7 P56/A14 PLL DATA IN I H 5 5 5 Serial data input from PLL-IC Hi-z 39 IC(VPP) IC(VPP) I - 0 0 0 - 7 RF1C1 4.6 7 RR- 2.8
PLL/VOL 40 X2 X2 - - - - - 4.332MHz - 8 RF1C2 0 8 P-GND 0
DATA OUT 41 X1 X1 I - - - - 4.332MHz - 9 RF1C3 4.6 9 RR+ 2.8
9 VSS0 GND - - 0 0 0 - 42 VSS1 GND - - 0 0 0 - 10 RF3C1 4.6 10 Ref 12.0
10 VDD0 VDD - - 5 5 5 - 43 P00/INTP0 ACC IN I H 0 0 0 ACC input Hi-z INTP0 11 RTOUT 4.6 11 RR-IN 3.1
11 P30 ALL MUTE O H 0 0 0 MUTE output Hi-z (H) Nch 44 P01/INTP1 CHACK I H 5 5 5 CHACK input Hi-z 12 RFIN 4.6 12 FR-IN 3.1
12 P31 AUX ON O H 5 5 5 AUX ON output Hi-z (H) Nch 45 P02/INTP2 RDS CLK I H 0 0 0 RDS clock input Hi-z INTP2 13 RFOUT 4.6 13 S-GND 0
13 P32 TEL ON O H 5 5 5 Telephone voice interrupt output Hi-z (H) Nch P03/INTP3 14 RROUT 4.6 14 FL-IN 3.1
14 P33 CD ACC ON O H 0 0 0 CD-mecha ACC power supply ON output Hi-z (H) Nch /ADTRG 15 TIM 0 15 RL-IN 3.1
15 P34/SI3/TxD2 CD D-STM I H 5 5 5 Serial data input from CD Hi-z SI3 47 P70/TI000/TO00 ST/SD I H 5 5 5 ST(IFREQ OFF)/SD(IFREQ ON) input Hi-z 16 TEST 0 16 ON TIME C 2.4
16 P35/SO3/RxD2 CD D-MTS O L 0 0 5 Serial data output to CD Hi-z SO3 48 P71/TI010 IF REQ O H 5 5 5 IF request output H 17 CE (0) 17 RL+ 2.8
P36/_SCK3 49 P72/TI50/TO50 7kHz O H 0 0 0 Speaker check output L TO50 18 DI (0) 18 P-GND 0
/ASCK2
50 P73/TI51/TO51
CD-EJ I H 5 5 5 Hi-z
19 CL
5.1 19 RL- 2.8
18 P20/SI1
M DATA IN I H 5 5 5 M-BUS data input Hi-z SI1
51 P74/PCL/TI011
ILL P.O O H 5 5 5 L
20 VSS
0 20 VCC2 13.2
19 P21/SO1
M DATA OUT O H 5 5 5 M-BUS data output H SO1 P75/BUZ/TI001
21 LROUT
4.6 21 FL+ 2.8
20 P22/SCK1 M SCK I/O H 5 5 5 M-BUS clock in/output Hi-z SCK1 /TO01 22 LFOUT 4.6 22 MUTE 4.0
21 P23/RxD0 FLASH IN I H 0 0 0 for FLASH WRITE Hi-z 53 P64/_RD RDS DATA I H 0 0 0 RDS data input Hi-z 23 LFIN 4.6 23 FL- 2.8
22 P24/TxD0
FLASH OUT I H 0 0 0 for FLASH WRITE Hi-z
54 P65/_WR
CD STM I H 5 5 5 CD communication request input Hi-z
24 LTOUT
4.6 24 P-GND 0
23 P25/ASCK0
TEST I H 5 5 5 Hi-z
55 P66/_WAIT
CD MTS O H 5 5 5 CD communication request output Hi-z
25 LF3C1
4.6 25 CLIP -
24 VDD1 VDD - - 5 5 5 - 56 P67/ASTB CD MUTE IN I H 5 5 5 CD MUTE input Hi-z 26 LF1C3 4.6
25 AVSS
GND - - 0 0 0 -
57 P40/AD0
PANEL O H 5 5 5 PANEL OUT output L
27 LF1C2
0
26 P17/ANI7
GND - - 0 0 0 -
58 P41/AD1
ACC ON O H 5 5 5 ACC ON output L
28 LF1C1
4.6
5.POWER SUPPLY,
27 P16/ANI6
A/D KEY1 I - 5 5 5 A/D KEY1 input - ANI6
59 P42/AD2 BATT
IN I H 5 5 5 BATT input Hi-z
29 LTIN
4.6
TUNER VT TERMINAL
28 P15/ANI5 A/D KEY2 I - 5 5 5 A/D KEY2 input - ANI5 60 P43/AD3 POWER ON O H 5 5 5 Power IC standby output L 30 LVROUT 4.6 BATT, ACC, ILL 13.2V
29 P14/ANI4
REMO I - 5 5 5 D/C REMO input - ANI4
61 P44/AD4
TEL MUTE I H 5 5 5 TEL-MUTE input Hi-z
31 LCOM
4.6 (E):Emitter,(C):Collector
30 P13/ANI3
INIT-1 I - 5 5 5 Initial setting input (function change) - ANI3
62 P45/AD5
POWER KEY I H 5 5 5 POWER KEY input Hi-z
32 LCT
4.6 [V]
31 P12/ANI2
FM SM I - - - - FM electric field input - ANI2
63 P46/AD6
VOL IN A I H 5 5 5 Encoder VOL input Hi-z
33 LVRIN
4.6
32 P11/ANI1
AM SM I - - - - AM/LW electric field input - ANI1
64 P47/AD7
VOL IN B I H 5 5 5 Encoder VOL input Hi-z
34 LSELO
4.6
Q911(E) 5.2
35 L4
4.6
36 L3
4.6
2.PLL IC : LC72151VS
37 L2
4.6
Q922(C) 5.0
IC101 (PCB-MAIN)
38 L1 4.6
FM 98.1MHz/AM 999kHz, 30%MOD, VOL MIN
39 VCC
8.6
BATT, ACC 13.2V
40 VREF
4.6
Q901(E) 8.5
41 R1
4.6
Pin
42 R2
4.6
No.
43 R3
4.6
Q971(E) 8.8
2 I/O-1 FM ON
O H
FM power supply ON
H Nch
44 R4
4.6
3 I/O-2 - O H Not Used L Nch
FE1 PCB-MAIN
5 O-3 - O H Not Used L Nch 9pin(AM)
10 HCTR/I-3 IF COUNT I - FM IF count input - HCTR 4pin(FM)
11 LCTR/I-4
IF COUNT I -
MW/LW IF count input
- LCTR
BATT, ACC 13.2V
531kHz 1629kHz
2.0 4.6
87.5MHz 108.0MHz
1.3 7.0
Pin sign Pin Name I/O ACT
Voltage[V]
Function
ACC
OFF
Pin
Function
Pin sign Pin Name I/O ACT
Voltage[V]
Function
ACC
OFF
Pin
Function
Pin Name Pin Name
8 P57/A15 O H 0 0 0 Serial data output to PLL/E-VOL Hi-z
46 M BUSY I/O H 5 5 5 M-BUS BUSY in/output Hi-z INTP3
17 CD D-CLK I H 5 5 5 Serial clock input from CD Hi-z SCK3
52 RDS QUAL I H 0 0 0 NO RDS detection input Hi-z
BATT 5V
ACC 5V
ACC 9V
Pin sign Pin Name I/O ACT
ILL ON
8.5
-
-
Voltage[V] Function
ACC
OFF
Pin
Function
FM
VT
2.3
0
AM
VT
28
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