Kenwood DV-5050M, Service Manual

Page: 23 / 84

DV-5050M/5900M/DVF-J6050/J6050-G
23
CIRCUIT DESCRIPTION
Port No. Port Name I/O Function
1 VDD3 - Positive supply voltage (+3.3V) for pad ring.
2~8 VIB9~VIB3 I Connected to digital ground.
9~11 GND - Digital ground for core.
12~14 VIB2~VIB0 I Connected to digital ground.
15,16 DOS1, DOS0 I Connected to digital ground.
17~19 TEST2~TEST1 I Connected to digital ground.
20 VDD3 - Positive supply voltage (+3.3V) for pad ring.
21 VDD2 - Digital positive supply voltage (+2.5V) for core.
22 AGND - Analog ground for D/A converter.
23 DAO Y O Y analog output.
24 AVDD2 - Positive supply voltage (+2.5V) for D/A converter.
25 DAO B O Cb analog output.
26 AGND - Analog ground for D/A converter.
27 DAO R O Cr analog output.
28 AVDD2 - Positive supply voltage (+2.5V) for D/A converter.
29 VREF I Reference voltage input for 3DACs.
30 FSADJ I/O Current source for full scale adjustment of 3DACs.
31 AVDD2 - Positive supply voltage (+2.5V) for D/A converter.
32 VG O Compensation pin for gate voltage of DAC current cells.
33 AGND - Analog ground for D/A converter.
34 CLMP O Unused.
35 SPR7/V09 O Unused.
36 GND - Digital ground for core.
37~39
SPR4/V06~ Multi-purpose parallel output converted from serial data through MPU interface / pixel
SPR6/V08
O
data output.
40,41 VDD3 - Positive supply voltage (+3.3V) for pad ring.
42 GND - Digital ground for core.
43~45
SPR1/V03~ Multi-purpose parallel output converted from serial data through MPU interface / pixel
SPR3/V05
O
data output.
46 SPR0/V02 O
Multi-purpose parallel output converted from serial data through MPU interface (LSB) /
pixel data output.
47 VO1 O Pixel data output.
48 VO0 O Pixel data output (LSB).
49 VDD3 - Positive supply voltage (+3.3V) for pad ring.
50~52 GND - Digital ground for core.
53 RMA5 I Address input for monitoring internal register (MSB).
54~56 RMA4~RMA2 I Address input for monitoring internal register.
57 GND - Digital ground for core.
58 CLK I System clock input (27MHz).
59 SRP I System reset input (negative).
60 VDD3 - Positive supply voltage (+3.3V) for pad ring.
61 VDD2 - Digital positive supply voltage (+2.5V) for core.
62 CSB I Chip select input of MPU serial interface.
63 SDATA I Data input of MPU serial interface.
64 SCLK I Clock input of MPU serial interface.
65 RMA1 I Address input for monitoring internal register.
66 RMA0 I Address input for monitoring internal register (LSB).
67 CKPOL - Internal clock. polarity control input.
68 VIA9 I Pixel port A input (MSB).
69~76 VIA8~VIA1 I Pixel port A input.
77 VIA0 I Pixel port A input (LSB).
78 NVS I/O Active low vertical sync.
79 NHS I/O Active low horizontal sync.
80 VDD3 - Positive supply voltage (+3.3V) for pad ring.
6-7 Progressive Convert DAC : PM0026A (X25, IC601) DV-5050M/DVF-J6050 only
• Port Function
www. xiaoyu163. com
QQ 376315150
9 9
2
8 9
4 2
9 8
TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299