Pioneer DDJ-T1 Service Manual page 96

1
A
B
UCOM ASSY
MAIN UCOM start up
Mode: POWER ON
TP1043/CN1004 - pin 4 (V+4R7_STB)
16
V: 5.0 V/div. H: 4 mS/div.
TP102/IC105 - pin 5 (V+3R3_UCOM)
17
V: 5.0 V/div. H: 4 mS/div.
IC106 - pin 1 (MAIN_RST)
18
V: 5.0 V/div. H: 4 mS/div.
IC701 - pin 20 (XIN)
19
V: 5.0 V/div. H: 4 mS/div.
B
16
17
18
19
AUDIO power supply
Mode: POWER ON
CN1004 - pin 1 (V+5_D)
20
C
V: 5.0 V/div. H: 20 mS/div.
CN501 - pin 2 (V+6)
21
V: 5.0 V/div. H: 20 mS/div.
CN501 - pin 3 (V-6)
22
V: 5.0 V/div. H: 20 mS/div.
TP104/IC103 - pin 5 (V+5_A)
23
V: 5.0 V/div. H: 20 mS/div.
20
21
22
D
23
DIGITAL power supply
Mode: POWER ON
CN1004 - pin 1 (V+5_D)
20
V: 2.0 V/div. H: 40 mS/div.
TP106/IC102 - pin 5 (V+3R3_D)
24
V: 2.0 V/div. H: 40 mS/div.
E
20
24
F
96
1
2
Abnormal voltage detection
Mode: POWER ON
TP102/IC105 - pin 5 (V+3R3_UCOM)
17
V: 5.0 V/div. H: 40 mS/div.
TP106/IC102 - pin 5 (V+3R3_D)
24
V: 5.0 V/div. H: 40 mS/div.
CN1004 - pin 1 (V+5_D)
20
V: 5.0 V/div. H: 40 mS/div.
TP103/IC701 - pin 23 (FAULT_DET)
25
V: 2.0 V/div. H: 40 mS/div.
17
24
20
25
Abnormal voltage detection
Mode: POWER ON, TRIGGER: CH1, 2 V
CN501 - pin 2 (V+6)
21
V: 5.0 V/div. H: 40 mS/div.
TP104/IC103 - pin 5 (V+5_A)
23
V: 2.0 V/div. H: 40 mS/div.
TP103/IC701 - pin 23 (FAULT_DET)
25
V: 2.0 V/div. H: 40 mS/div.
21
23
25
USB UCOM I2S
Mode: IDLING
IC202 - pin 44 (MCLK)
26
V: 2.0 V/div. H: 20 μS/div.
IC202 - pin 34 (BCLK)
27
V: 5.0 V/div. H: 20 μS/div.
IC202 - pin 35 (LRCK)
28
V: 5.0 V/div. H: 20 μS/div.
26
27
28
DDJ-T1
2
3
USB DP/DN (1)
Mode: IDLING
IC202 - pin 7 (USB_DP)
29
V: 5.0 V/div. H: 400 μS/div.
IC202 - pin 8 (USB_DN)
30
V: 5.0 V/div. H: 400 μS/div.
29
30
USB DP/DN (2)
Mode: IDLING
IC202 - pin 7 (USB_DP)
29
V: 5.0 V/div. H: 400 nS/div.
IC202 - pin 8 (USB_DN)
30
V: 5.0 V/div. H: 400 nS/div.
29
30
GRID control 1
Mode: IDLING
TP1010/CN1001 - pin 16 (GRID0)
31
V: 5.0 V/div. H: 200 μS/div.
TP1008/CN1001 - pin 18 (GRID1)
32
V: 5.0 V/div. H: 200 μS/div.
TP1005/CN1001 - pin 22 (GRID2)
33
V: 5.0 V/div. H: 200 μS/div.
TP1003/CN1001 - pin 24 (GRID3)
34
V: 5.0 V/div. H: 200 μS/div.
31
32
33
34
3
4
4