— 53 —
IC2501 CRT DRIVER BLOCK DIAGRAM
57
56
55
ECR_IN
ECB_IN
EY_IN
58
EXT_SW
49
VM_OUT
47
CLP_C
48
DPDT_OFF
46
BPH
43
R1_IN
42
G1_IN
41
B1_IN
40
YSYM1
39
R2_IN
38
G2_IN
37
B2_IN
36
YSYM2
54
YF_OFF
51
Y_IN
52
CB_IN
53
CR_IN
60
SCL
59
SD
A
21
F0
20
F1
18
HS-IN
10
AFC_FIL
11
CERA
19
SCP
22
VTM
23
VS_IN
45
IREF_YC
9
IREF_HV
8
Vcc5H
61
Vcc9
50
Vcc5
62
V_OSC
63
V_AGC
28
Vcc_OUT
24
GND_OUT
35
GND_SIG
17
GND_H
6
GND_V
7
VPRO
T
64
1
V_DRIV-
4
VCOMP_IN
2
VREG
3
EW_DRIV
-
16
H_DRIV
-
15
HD_TC
12
HPR
O
T
14
HP_IN
13
L2_FIL
26
ABL_FIL
25
ABL_IN
5
HCOMP_IN
44
PABL_FIL
30
B_OUT
32
G_OUT
34
R_OUT
27
IK_IN
29
BSH
31
GSH
33
RSH
CLP
FLESH
COLOR
VM
CLP
•
VM_LEV
•
VM_DL
Y
•
VM_F0
• SHP_F0
• PRE/O
VER
• SHARPNESS
Y
Y
INT/
EXT
SW
SHP
LT
I
CTI
CLP
DPIC
COL
HUE
AXIS
I2C B
US
DECODER
AFC
2.7MHz
VCO
TIMING
DECODER
R-Y
G-Y
B-Y
YCbCr
Y
R
G
B
Y
CbCr
CbCr
CbCr
• A
GING_B
• A
GING_W
• DPIC_LEV
• L
TI_LEV
. MODE
• SYSTEM
• DC_TRAN
• Y_OFFSET
• FLCOL
• FLCOL_SW
• EXT_SW
• CTI_LEV
• CTI_MODE
• COLOR
• HUE
• CB_OFFSET
• CR_OFFSET
• R-Y/R
• R-Y/B
• G-Y/R
• G-Y/B
• AFC_MODE
• CLP_PHASE
• CLP_SHIFT
• CLP_GA
T
E
• LEFT_BLK
• RIGHT_BLK
CLP_PULSE
BLK_PULSE
MA
T
COUNT
SCP
IREF
REG
AG
C
V
OSC
LOOP2
•
V_FREQ
• AKBTIM
• UP
, LO_BLK
•
VBLK_SW
• NON_INTER
•
V_SIZE
•
V_POSITION
• S_CORRECTION
• A
GC_SW
5V - DEF
5V - REG
9V - DEF
5V - SIG
W
-FUNC
V
-FUNC
•
V_LIN
•
V_COMP
•
V_ON
•
V_SCR
OLL
•
V_ASPECT
• UP
, LO_VLIN
• JMP_SW
• ZOOM_SW
• H_POSITION
• AFC_BO
W
• AFC_ANGLE
• HBLK_SW
ABL
HD
EW_FUNC
• H_SIZE
• PIN_AMP
• EW_DC
• H-COMP
• UP
, LO_CPIN
• PIN_PHASE
• UP
, LO_UCP
, UCG
• UC_POL
• ABL_MODE
• ABL_TH
• P_ABL
CLP
YS
YM
YS
YM
PIC
CLP
CLP
0 to -9dB
GAM
DCOL
PLIMT
BR
T
CLP
DR
V
AKB
BLK
• PICTURE
• SUB_CONT
• LRGB2_LEV
• R, G, B_DRIV
• GAMMA • DCOL • PLIMIT_LEV • BRIGHT • SUB_BRIGHT
• R, G, B_CUT
OFF
• BLK_BTM
• HVBTM_SW
• PIC_ON
• R, G, B_ON
• AKB_OFF
• BLK_OFF