Mitsubishi DY-3A66U-AL, Service Manual

Page: 23 / 47

2. ELECTRIC VOL IC 3. POWER IC
4. POWER SOURCE
IC301 PCB-MAIN IC330 PCB-AF
FM 98.1MHz, VOL MIN FM 98.1MHz, VOL MIN BATT, ACC 13.2V
BATT, ACC 13.2V BATT, ACC 13.2V (E): Emitter, (C): Collector
Unit: V
Pin Pin Voltage
No. AM FM CD No. [V] Q940 (E) 5.3
1 AINL3 1.5 1.5 1.5
1 TAB 0
Q941(E) 5.3
2 AINR2 1.5 1.5 1.5
2 POWER-GND(FR) 0
3 AINL2 1.5 1.5 1.5 3 RR- 6.3
4 AINR1 1.5 1.5 1.5 4 STBY 5.2 Q944 (C) 5.2
5 AINL1 1.5 1.5 1.5 5 RR+ 6.3
6 VREFH 3.3 3.3 3.3 6 VCC(Rch) 13.2
7 AVDD 3.3 3.3 3.3 7 FR- 6.3 Q980 (C) 10.5
8 AVSS 0 0 0 8 POWER GND(RR) 0
9 DVSS 0 0 0 9 FR+ 6.3
10 DVDD 3.3 3.3 3.3 10 SVR 6.2 Q31 (C) 8.3
11 XTI - - - *1 11 FR IN 6.2
12 XTO - - - *1 12 RR IN 6.2
13 CLKO 0 0 0 13 PRE(SIG) GND 0 Q983 (E) 8.4
14 JX 3.3 3.3 3.3 14 RL IN 6.2
15 SMODE 3.3 3.3 3.3 15 FL IN 6.2
16 LRCLK - - - 16 AC-GND 0 Q201 (E) 6.4
17 BITCLK - - - 17 FL+ 6.2
18 SDIN - - - 18 POWER GND(RL) 0
19 SDINA - - - 19 FL- 6.2 IC201 (5) 3.3
20 SDOUTA - - - 20 VCC(Lch) 13.2
21 SDOUT - - - 21 RL+ 6.2
22 DRDY 3.3/0 3.3/0 3.3/0 22 MUTE 4.3 Q205 (E) 7.6
23 DVSS 0 0 0 23 RL- 6.2
24 DVDD 3.3 3.3 3.3 24 POWER GND(FL) 0.0
25 RDY 3.3 3.3 3.3 25 HSD 13.2 Q990 (E) 5.6
26 SO 3.3 3.3 3.3
27 SI 3.3/0 3.3/0 3.3/0
28 SCLK 3.3 3.3 3.3 IC960 (5) 3.3
29 RQ 3.3/0 3.3/0 3.3/0 IC961(5) 3.3
30 S_RESET 3.3 3.3 3.3
31 INIT_RESET 3.3 3.3 3.3
32 DVDD 3.3 3.3 3.3 Q965 (E) 10
33 DVSS 0 0 0
34 BVSS 0 0 0
35 AOUTR2 1.5 1.5 1.5
36 AOUTL2 1.5 1.5 1.5
37 AOUTR1 1.5 1.5 1.5
38 AOUTL1 1.5 1.5 1.5
39 AVDD 3.3 3.3 3.3
40 VCOM 1.7 1.7 1.7
41 AVSS 0 0 0
42 AINR- - - -
43 AINR+ - - -
44 AINL- - - -
45 AINL+ - - -
46 AINR4 1.5 1.5 1.5
47 AINL4 1.5 1.5 1.5
48 AINR3 1.5 1.5 1.5
Note:
*1 :
The port is oscillation port. Do not touch it.
BATT 5V
BATT 6.2V
ACC 5V
RADIO 10V
Pin Name Remark
Voltage [V]
Pin Name
ILL ON
AUDIO 8.5V
RADIO 8V
BATT 3.3V
MECHA 8V
PANEL 5V
DSP 3.3V
23