TCL SY33, Руководство по обслуживанию

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LA76933 7X(X:J〜N)/LA76933 7FB Tentative
Ｎｏ．72
LA76933
内部結線
Pin Assignment
Internal connections
PIN FUNCTION PIN FUNCTION PIN FUNCTION PAD Name
1 SIF Output 64 VIF Input1 BIP
μ
COM
2 VIF AGC 63 VIF Input2 PInt01 C_Sync PSYNC P33
3 SIF Input 62 IF Ground PInt02 CLOCK PCL P32
4 FM Filter 61 RF AGC Output PInt03 DATA PDA P31
PInt04 I PI I 5 FM Output / Selected Audio
Output
60 Video Output
PInt05 FS PFS BL
6 Audio Output 59 AFT Filter PInt06 INT_B PB B
7 SIF APC Filter 58 APC Filter PInt07 INT_G PG G
8 IF Vcc 57 Black Level Det. Filter PInt08 INT_R PR R
PInt09 HS PHS HS 9 Ext. Audio Input / VM
Output
56 Internal Video Input
PInt10 VS PVS VS
10 ABL 55 Video/Vertical Vcc PInt11 ENABLE PENA P30
11 RGB Vcc 54 External Video Input PInt12 PDC PPDC PEIN
12 Red Output 53 Chroma APC Filter PInt13 CVBS PCVBS CVIN
PInt14 CPU TST B PCPUB TSTB 13 Green Output 52 Selected Video Output or
fsc Output
PInt15 CPU TST G PCPUG TSTG
14 Blue Output 51 Cr Input PInt16 CPU TST R PCPUR TSTR
15
E/W Output
50 4.43MHz Crystal PInt17 Reset PRES RESi
16 V Ramp Osc. Capacitor 49 Cb Input PInt18 AFT PAFT AN3
17 Vertical Output 48 DVD-Y PInt19 VDD PVDD VDDi
18 VCO IREF 47 NC Pint20 4MHZ
Clock
P4M
19 Horizontal/BUS Vcc 46 YC-Y Pint21 R out PROUT
20 Horizontal AFC Filter 45 YC-C Pint22 B out PBOUT
21 Horizontal Output 44 Flyback Pulse Input Pint23 Vref PVREF
22 Video/Vertical/BUS Ground 43 CCD Vcc Pint24 B input PB_IN
23 P00/INT0 42 CPU Ground Pint25 R input PR_IN
24 P01/INT1 41 FIL Pint26 Vcc*2 PVCC2
25 P02 40 RES
26 P03/INT3 39 P07/AN7
27 P14/PWM1 38 P06/AN6
28 P15/PWM2 37 P05/AN5
29 P17 36 P04/AN4
30 P16/PWM3 35 VDD
31 P12/SDA1 34 XT2
32 P13/SCK1 33 XT1
8ÿMain IC Introduction
1)