Main (Lcd) Schematic Diagram - Panasonic SDR-S26P Service Manual

8.19. MAIN (LCD) SCHEMATIC DIAGRAM

(MAIN P.C.B.)
REFER TO MAIN CONNECTION
G
F
TO MAIN CN (I-15)
<TO SUB POWER>
L8001 10u
(N31) LCD_3V
(N32) LCD_5V
L8002 10u
(N33) D_GND
E
TO MAIN CN (J-14)
<TO VIDEO>
(N1) LCD_CS
(N2) LCD_SD
(N3) LCD_SCK
D
C
B
TO MAIN CN (J-14)
<TO VIDEO>
(N4) CLK27C
(N5) LYCIO7
(N6) LYCIO6
(N7) LYCIO5
(N8) LYCIO4
(N9) LYCIO3
A
(N10) LYCIO2
(N11) LYCIO1
(N12) LYCIO0
1 2
64 63 62 61 60 59 58
1.3
1
2
0
3
2.9 ENB1
4 VDD1
VSS
0
5 SCS CKV2
2.9
6 SDATA
2.9
7 SCLK
IC8001
2.9
C8001
8 VDD1 C1AB00002388
0.1u[KB]
2.8
(LCD RGB
9 RESET
0
SIGNAL PROCESS)
10 VSS
0.9
11 CLKIN
C8002
12 HSYNC
22u 6.3V VSS
DATA4
13 VSYNC
+
0.4 DATA3
14
1.0
15
0.9
16
17 18 19 20 21 22 23 24 25 26 27 28 29 30
R8001
510
R8002
1k
LYCIO7
LYCIO6
LYCIO5
LYCIO4
LYCIO3
LYCIO2
LYCIO1
LYCIO0
3 4 5
: VIDEO MAIN SIGNAL PATH
R8003 0
R8004 0
57 56 55 54 53 52 51 50 49
R8008
48 0
47
2.9
46
FR 2.9
UD
45
WIDE
2.3
VSS BLCONT1 44
BLCONT2 43
TEST1 42
TEST0 41
2.9
UCONSEL
40
CLK27EL 39
2.9
VDD1 38
0
VSS 37
COML
2.6
R8005
VREFL
PCD 36
0 C8010
VREFH 2.2u[KB]
35
4.3 2.2u[KB]
C8011
34
4.8
33
C8012 1u[KB]
31 32
C8004
1u[KB]
6 7
43
LCD_CKH1/LCD_HCK1 (N14)
LCD_/CKH1/LCD_HCK2 (N13)
LCD_OEVE/LCD_COM (N28)
LCD_FR/LCD_XSTBY (N23)
LCD_VCSH/LCD_PSIG (N22)
NOTE:
DO NOT USE ANY PART NUMBER SHOWN ON
THIS SCHEMATIC DIAGRAM FOR ORDERING.
WHEN YOU ORDER A PART, PLEASE REFER
TO PARTS LIST.
NOTE:
THE MEASUREMENT MODE OF THE DC VOLTAGE ON
THIS DIAGRAM IS STOP MODE.
NOTE:
CIRCUIT VOLTAGE AND WAVEFORM DESCRIBED
HEREIN SHALL BE REGARDED AS REFERENCE
INFORMATION WHEN PROBING DEFECT POINT,
BECAUSE IT MAY DIFFER FROM AN ACTUAL MEASURING
VALUE DUE TO DIFFERENCE OF MEASURING
INSTRUMENT AND ITS MEASURING CONDITION
AND PRODUCT ITSELF.
SDR-S26
MAIN (LCD) SCHEMATIC DIAGRAM
8 9 10
SDR-S26P
TO MAIN CN (I-15/J-15)
<TO LCD BL>
LCD_STV (N27)
LCD_CKV (N26)
LCD_OEV (N25)
LCD_STH (N18)
LCD_PCG (N15)
LCD_WIDE (N17)
LCD_LR (N16)
LCD_UD (N24)
LCD_BL_CONT (N29)
LCD_R (N21)
LCD_G (N20)
LCD_B (N19)
COMH (N30)