Waveforms - Pioneer EFX-1000 Service Manual

1

3.13 WAVEFORMS

A
Note : The encircled numbers denote measuring point in the schematic diagram.
1a 1b 1c H:1sec/dev V:2V/div
B
1b
1c 2a H:1sec/dev V:2V/div
C
4sec
1b 1c 3a H:1sec/dev V:2V/div
D
1b
4a 4b H:20msec/dev V:2V/div
E
1b 5a 4b
H:20msec/dev V:2V/div
F
38
1
2
1b 5a 6a H:20msec/dev V:2V/div
1a
V3R3C
Power(VCC)
1b
CPU RESET
MICON Reset
1c
MUTE
MUTE
H:20msec/dev V:2V/div
1b 4b 7a
1b
CPU RESET
MICON Reset
1c MUTE
MUTE
2a DIG MUTE
Coaxial MUT
5a H:1msec/dev V:2V/div
8a
1b
CPU RESET
MICON Reset
1c MUTE
MUTE
3a
BYPASS
BYPASS
6a
9a H:1msec/dev V:2V/div
1b
CPU RESET
MICON Reset
4a ADRSTN
A/D Reset
4b DSP RSTN
DSP Reset
10a
10b
H:4µsec/dev V:2V/div
1b
CPU RESET
1.63µsec 1.63µsec
MICON Reset
5a
SRC RESET
Input SRC Reset
4b
DSP RSTN
DSP Reset
EFX-1000
2
3
10a 11a 11b H:100µsec/dev V:2V/div
250µsec 250µsec 250 sec
1b
CPU RESET
MICON Reset
5a
SRC RESET
Input SRC Reset
6a
RSRCRXD
Output SRC Reset
RSRCRXD
8a 12a 12b H:4µsec/dev V:2V/div
1b
CPU RESET
MICON Reset
4b
DSP RSTN
DSP Reset
7a
DSP CSN
DSP CS
8a 12a 12b
H:10µsec/dev V:2V/div
5a
SRC RESET
Input SRC Reset
8a
RSRCCS
Input SRC CS
9a 13a 13b
H:4µsec/dev V:2V/div
6a
RSRCRXD
Output SRC Reset
9a
TSRCCS
Output SRC CS
15a 15b 15c H:40µsec/dev V:2V/div
10a EXPCLK
Extended Port IC
Control Clock
614.4kbps
10b
EXPOUT
TDX for
10µsec 10µsec 10 sec
Extended Port IC
3
4
250µsec 250 8 byte sec
10a
EXPCLK
Extended Port IC
Control Clock
11a
EXTSTBN
Extended Port IC
STB
11b EXTBLK
Extended Port IC
BLK
8a
RSRCCS
Input SRC CS
12a
RSRCCK
Input SRC-Clock
12b TSRCRXD
Input SRC-RDX
8a
RSRCCS
Input SRC CS
RSRCCK
12a
Input SRC Clock
12b TSRCRXD
Input SRC TXD
9a TSRCCS
Output SRC CS
13a
TSRCCK
Output SRC Clock
13b
TSRCTXD
Output SRC TXD
15a
DAMLN
DAC CS
15b
TSRCCK
DAC Clock
100kbps
15c
TSRCTXD
DAC TXD
4