Waveforms - Pioneer CDJ-900 Service Manual

1

10.15 WAVEFORMS

A
NOTE: The encircled numbers denote measuring point in the schematic diagram and PCB diagram.
A
SRV ASSY
PLAY (Disc: STD-905)
TP-RF (RF)
1
B
1
LOAD IN
TP-LPS1 (LPS1)
2
V: 5.0 V/div. H: 100 msec/div.
TP-LPS2 (LPS2)
3
V: 5.0 V/div. H: 100 msec/div.
IC7002-pin 46 (LOAD)
C
4
V: 2.0 V/div. H: 100 msec/div.
2
3
4
LOAD OUT
TP-LPS1 (LPS1)
2
D
V: 5.0 V/div. H: 200 msec/div.
TP-LPS2 (LPS2)
3
V: 5.0 V/div. H: 200 msec/div.
IC7002-pin 46 (LOAD)
4
V: 2.0 V/div. H: 200 msec/div.
2
3
4
E
IN FOCUS
TP-FE (FE)
5
V: 1.0 V/div. H: 100 msec/div.
TP-FEDRV (FEDRV)
6
V: 500 mV/div. H: 100 msec/div.
5
6
F
112
1
2
SETUP
TP-FE (FE)
5
V: 1.0 V/div. H: 500 msec/div.
TP-FEDRV (FEDRV)
6
V: 1.0 V/div. H: 500 msec/div.
TP-TE (TE)
7
V: 1.0 V/div. H: 500 msec/div.
IC7002-pin 26 (SPIN)
8
V: 2.0 V/div. H: 500 msec/div.
5
6
7
8
PLAY
TP-FE (FE)
5
V: 1.0 V/div. H: 2.0 sec/div.
TP-TE (TE)
7
V: 1.0 V/div. H: 2.0 sec/div.
IC7002-pin 29 (SLIN1)
9
V: 2.0 V/div. H: 2.0 sec/div.
IC7002-pin 30 (SLIN2)
10
V: 2.0 V/div. H: 2.0 sec/div.
5
7
9
10
PAUSE
TP-TE (TE)
7
V: 1.0 V/div. H: 200 μsec/div.
TP-TEDRV (TEDRV)
11
V: 1.0 V/div. H: 200 μsec/div.
TP-RF (RF)
1
V: 500 mV/div. H: 200 μsec/div.
TP-OFTR (OFTR)
12
V: 5.0 V/div. H: 200 μsec/div.
7
11
1
12
TRACK SEARCH
TP-TE (TE)
7
V: 1.0 V/div. H: 20.0 msec/div.
TP-TEDRV (TEDRV)
11
V: 1.0 V/div. H: 20.0 msec/div.
IC7002-pin 29 (SLIN1)
9
V: 5.0 V/div. H: 20.0 msec/div.
IC7002-pin 30 (SLIN2)
10
V: 5.0 V/div. H: 20.0 msec/div.
7
11
9
10
CDJ-900
2
3
SEARCH
TP-TE (TE)
7
V: 1.0 V/div. H: 20.0 msec/div.
TP-TEDRV (TEDRV)
11
V: 1.0 V/div. H: 20.0 msec/div.
IC7002-pin 29 (SLIN1)
9
V: 5.0 V/div. H: 20.0 msec/div.
IC7002-pin 30 (SLIN2)
10
V: 5.0 V/div. H: 20.0 msec/div.
7
11
9
10
STOP
TP-FE (FE)
5
V: 1.0 V/div. H: 100 msec/div.
TP-FEDRV (FEDRV)
6
V: 1.0 V/div. H: 100 msec/div.
IC7002-pin 26 (SPIN)
8
V: 2.0 V/div. H: 100 msec/div.
IC7002-pin 43 (SPDFLG)
13
V: 5.0 V/div. H: 100 msec/div.
5
6
8
13
T CLOSE
TP-E (E)
14
V: 2.0 V/div. H: 100 msec/div.
TP-F (F)
15
V: 2.0 V/div. H: 100 msec/div.
TP-TE (TE)
7
V: 1.0 V/div. H: 100 msec/div.
TP-TEDRV (TEDRV)
11
V: 1.0 V/div. H: 100 msec/div.
14
15
7
11
3
4
C
MAIN ASSY
MODE: POWER ON
TP-V+12 (V+12)
16
V: 10.0 V/div. H: 40 msec/div.
TP-V+10A (V+10A)
17
V: 10.0 V/div. H: 40 msec/div.
CN501-pin 6 (V-10A)
18
V: 10.0 V/div. H: 40 msec/div.
Q1309-pin 6 (V+5A)
19
V: 5.0 V/div. H: 40 msec/div.
16
17
18
19
MODE: POWER ON Trigger: CH4, 3.4 V
TP-V+12 (V+12)
16
V: 10.0 V/div. H: 10 msec/div.
TP-V+5 (V+5)
20
V: 5.0 V/div. H: 10 msec/div.
TP-V+3R3 (V+3R3)
21
V: 2.0 V/div. H: 10 msec/div.
TP-V+1R2 (V+1R2)
22
V: 1.0 V/div. H: 10 msec/div.
16
20
21
22
MODE: POWER ON Trigger: CH1, 2 V
F101-pin2 (V+3R3_CPU)
23
20 MHz FILTER
V: 1.0 V/div. H: 40 msec/div.
IC119-pin 6 (FLASH_CS)
24
V: 1.0 V/div. H: 40 msec/div.
23
24
MODE: POWER ON Trigger: CH1, 2 V
F101-pin2 (V+3R3_CPU)
23
20 MHz FILTER
V: 1.0 V/div. H: 4.0 msec/div.
IC108-pin 38 (CPU_CLKOUT)
25
V: 1.0 V/div. H: 4.0 msec/div.
23
25
4