Read Sony CPD-G420 / CPD-G420S / CPD-G520 / GDM-F520 Service Manual online
CR1 chassis (E)
11
No
Pin name
I/O
Level
PU/PD [kW]
Power supply
Functional description
for buffer
3
XDC
O
ANALOG
AVDD1/AGND1
Dynamic convergence waveform
in X direction
4
AVDD1
-
-
Analog system power supply
(VDD in DAC system)
5-6
TEST0-
I
LVTTL
AVDD1/AGND1
For LSI test
TEST1
Normally connected to GND
7
MOIRE
O
ANALOG
AVDD0/AGND0
Moire control is outputted
(R-strings DAC)
DA internal completion
8
TEST5
→
O
ANALOG
AVDD0/AGND0
Corrected waveform in horizontal phase system,
HSPBL(L)
Lower 5-bit waveform
(R-strings DAC)
DA internal completion
9
HSPBL(H)
O
ANALOG
AVDD0/AGND0
Corrected waveform in horizontal phase system,
Upper 10-bit waveform
(R-strings DAC)
DA internal completion
10
AVDD0
-
-
AVDD0/AGND0
Analog system power supply
(VDD in PLL system)
11
PC2-FIL
I/O
ANALOG
AVDD0/AGND0
External filter for PC2
12
OSC-LIM2 I/O
ANALOG
AVDD0/AGND0
Control current resistor is connected (for VCO2)
13
OSC-REF2 I/O
ANALOG
Reference resistor for VCO2 is connected
14
VCO-FIL
I/O
ANALOG
AVDD0/AGND0
Filter pin for B/G regulator noise reduction
15
PC-ADJ
I/O
-
AVDD0/AGND0
Reference resistor for phase comparator is
connected
16
OSC-REF1 I/O
ANALOG
AVDD0/AGND0
Reference resistor for VCO1 is connected
17
OSC-LIM1 I/O
ANALOG
AVDD0/AGND0
Control current resistor is connected (for VCO1)
18
PC1-FIL
I/O
ANALOG
AVDD0/AGND0
External filter for PC1
19
AGND0
-
-
Analog system GND
(GND in PLL system)
20
DGND0
-
-
digital system GND
(GND in PLL system)
21
HDOUT
O
CMOS
DVDD0/DGND0
H-OUT is outputted
22
DVDD0
-
-
digital system power supply
(power supply in PLL system)
23
FBP-IN
I
TTL
5V withstand
DVDD0/DGND0
Horizontal fly-back pulse is inputted
Schmidt
24
TEST2
O
CMOS
DVDD0/DGND0
For LSI test
25
H-OUT2
O
CMOS
DVDD0/DGND0
H-OUT outputted at fH and 1/2fH periods
26
POC-IN
I
ANALOG
DVDD0/DGND0
Sense voltage of Power On Clear is inputted
27
POC-OUT
O
Nch Open
5V withstand
DVDD0/DGND0
Signal of Power On Clear is outputted
Drain
28-30
P0-P2
O
CMOS
DVDD1/DGND1
Universal port output
31
DVDD1
-
-
digital system power supply
(VDD in logic system)
32-34
P3
O
CMOS
DVDD1/DGND1
Universal port output
33
VSH
O
CMOS
DVDD1/DGND1
Pulse for DV SHAPE is outputted
Pulse of width 50us from V-IN leading edge
34 VSAWRST
O
CMOS
DVDD1/DGND1
Pulse for DV SHAPE is outputted
Pulse of width 150us from V-IN leading edge
35
BLK
O
CMOS
DVDD1/DGND1
Blanking is outputted
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