Technical data

Schematics
D–20
Digital HiNote VP 500 Service Guide
AOUT_L
AD[0..31]
+5V
R227 10K
C391 .1UF
AD[0..31]
4,10,12,14,20,22
R260 100K
+5V
R100 100K
+5V51
BEEP#
+5V51
19
5 6
4
1 4
U17B
74HCT125
R113
20K
SPKR
C184
.027UF
3 4
1 4
U12B 74HCT04
R101
10K
14
C142 1UF 0805 C143 1UF 0805
R238
0
R237
0
+5V
R228 10K
2
1 3
Q37
DTC124EK
C392 .1UF
2
1 3
Q38 DTC124EK
AOUT_R
AD31 AD30 AD29 AD28 AD27
+5VS +5VS
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 63 65 67 69 71 73 75 77 79 80
78 76 74 72 70 68 66 64 62
JP21 MPEG 80P
*
AD9 AD8
C/BE0#
AD7 AD6 AD5 AD4
C/BE0#
4,10,12, 14,22
AD3 AD2 AD1 AD0
GNT#1
REQ#1 AD14 PIRQA#
PMDAK1# SERR#
14,20
12,14,22
4,10,12,14,20,22
4,22
14,22
4,22
AD26 AD25 AD24 C/BE3# AD23 AD22 AD21 AD20 AD19 AD18 AD17 AD16 C/BE2#
C/BE3# C/BE2#
+5V
4,10,12,14,22
C98 .1UF
C145 1UF 0805 C144 1UF 0805
2
1 3
Q36
DTC124EK
R240
0
R239
0
PCMSPK# FAX_SPK
+5V
21,22
12
+5V
C216 .1UF
INT_SP_L2
INSPKOFF#
16 22
R264
0
2
1 3
Q43
2N7002
*
R133 100K
14,20
2
1 3
Q44
2N7002
2
1 3
Q45
2N7002
2
1 3
Q46
2N7002
*
*
**
AUD_OFF
INT_SP_R2
16
20,22
12
20
R265
0
12
13
4,10,12,14,22 4,10,12,14,22 4,10,12,14,22
4,10,12,14,22 4,10,12,14,22
4,10,12,14,22
4,10,12,14,22
4,10,12,14,22
FRAME# IRDY# TRDY#
DEVSEL#
STOP# PAR C/BE1# AD15 AD14 AD13 AD12
FRAME#
IRDY# TRDY#
DEVSEL#
STOP#
PAR
C/BE1#
AUD_GND
MPEG_R
AUD_GND
MPEG_L
AUD_GND
11,20,21,22 11,20,21,22 11,20,21,22
20 20
PCIRST# PCLK_MPEG
+5V
R96 10 C167 15PF
4,13,14,22
9
* *
+5VS
AD11 AD10
R250 10K
3 2
1
8 4
U39A LM358
R200 1M R202 100K
R203
330K
+5VS
MIC
C329 .1UF
C326 .1UF
R201 33K
+5VS
SPKOUT_R2
20,21,22
20
16
1322
INT_SP_R1 DOCK_SPK_R1
EXT_SPK_L1
SPKOUT_L2
INT_SP_L1
DOCK_SPK_L1
EXT_SPK_R1
20
16
22
14,15,16,18,21,22
20
SA[0..9]
SA[0..9]
SA0 SA1 SA2 SA3 SA4 SA5 SA6 SA7 SA8 SA9
20
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60
JP20
AUDIO CONN 30X2
SD0 SD1 SD2 SD3 MIC
SA10
MIC
SA10
AUD_GND AUD_GND
MIC_CNT#
11,20,21,22 11,20,21,22
20,21,22
20
14,15,16,18
A_VD2/SPKR
A_VD2/SPKR_C
MIC_CNT#
AOUT_L
C102 .1UF
A_VS2_C
A_VS2
S
1
1A0
2
1A1
3
YA
4
1B0
5
1B1
6
YB
7
GND
8
YC
9
1C1
10
1C0
11
YD
12
1D1
13
1D0
14
E#
15
VCC
16
U8 PI5C3257
R61
1K
1 2 3 4 5 6 7 8 9 10
12 14
11 13
JP14 DC-IN 14P
C407 10PF
C404
.1UF
C406 10PF
C405
.1UF
VIN
C72
2200PF
C71
2200PF
DCGND
C74 4.7UF_1206
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
L8
COM_CHOCKA
SD[0..7]
ACCON21,22,23
22
22,23
13,14,22 14,15,16,18
21,22 21,22
20
14 11 22
14,15,16,18,21
14,15
SD4 SD5 SD6 SD7
MIDI_IN MIDI_OUT
MIDI_IN MIDI_OUT
SD[0..7]
PMDRQ0
SA11
SA11
CD_R CD_L
SPKOUT_R2 EXT_SPK_L1 IRQ11
INT_MIC
R275
0
PMIRQ
IOR# IOW# RSTDRV
14.3M_AUD AOUT_R AOUT_L
R234
10K
IOR# IOW#
RSTDRV PMDAK0#
14.3M_AUD
AOUT_R AOUT_L
PIRQB#
14,16,21
20,22
22
14,15,16,18,21 14,15,16,18,21
9
14
14,22
LINE_IN_R LINE_IN_L
C138
47UF_B
C140
47UF_B
C139
47UF_B
MPEG_R
C166
47UF_B
MPEG_L
20 20
AUD_OFF
TC
C389 .1UF
SPKOUT_L2
+12VS
EXT_SPK_R1
14,20
20
20
14,16
C387 15PF
R235 10
C388 .1UF
+5VS
PMDAK1#
PMDRQ1
A_PMIRQ
14,20
20
14
15
DCGND
8 7 6 5 4 3 2 1
A B C D
12345678
D C B A
Date: July 22, 1996 Sheet 20 of 23 Size Document Number REV
B Schematics, TS31G1 1.0
Title
AUDIO Amplifier
Compal Electronics, Inc.
DCGND