Jefferson,
fiz várias alterações na OP6 e o que eu consegui foi:
1- fazer sumir a opção MPEG4 do menu e fazer ele parar de gravar em MPEG4
2- fazer sumir a opção MPEG4 do menu e ele continuar gravando em MPEG4, sem opção de desligar isso.
3- mostrar a opção MPEG4 no menu e colocar thumbnails na lista de videos.
Aqui vai uma boa relação sobre as funções das OPs:
Fonte:
http://www.dtvforum.info/index.php?s=bcceb2ca0d92a50cef4dac7d2b55dc29&showtopic=42822&st=280&p=710602&#entry710602MD81335 (D) mod
OP1: D8 Clock auto/man, Nicam
OP2: 40 ShowView, no MemCard
OP3: 30 Tuner PAL/SECAM
OP4: 60
OP5: 8E Rec NTSC/PAL, DVD-RAM
OP6: AF HDMI+MPEG4
OP7: 04 Logo LG
OP8: 05
OPN: Tevion
OP1 (BIN):
Bit8 ?
Bit7 AV2 decoder support: on(1)/off(0)
Bit6 .
Bit5 clock auto-regulated: on(1)/off(0)
Bit4 Nicam: on(1)/off(0)
Bit3 AV2 Rec (In/Out): on(0)/off(1)
Bit2
Bit1
display coding: LG(0)/other(1)
OP2 (BIN):
Bit8 VideoPlus+: on(1)/off(0); G-Code: Bits8+7 on(1)
Bit7 ShowView: on(1)/off(0); G-Code: Bits8+7 on(1)
Bit6 memory card support: on(1)/off(0); Hardware required!
Bit5 memory card support: on(1)/off(0); Hardware required!
Bit4
Bit3 RemContr., Danger!
Bit2 RemContr., Danger!
Bit1 RemContr., Danger!
OP3 (BIN):
Bit8
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1 Tuner: PAL/SECAM(0)/PAL(1)
OP4 (BIN):
Bit8
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
OP5 (BIN):
Bit8 disc recording: NTSC/PAL(1)/PAL(0)
Bit7 Menu Lang (see OP5 hex1)
Bit6 Menu Lang (see OP5 hex1)
Bit5 Menu Lang (see OP5 hex1)
Bit4
Bit3 DVD-RAM support: on(1)/off(0)
Bit2 DivX VOD regional code: on(1)/off(0)
Bit1
OP5 (HEX1):
Hex0
Hex1
Hex2
Hex3
Hex4
Hex5
Hex6
Hex7
Hex8 GB, F, D, I, E, NL, P, GR, S
Hex9 GB, D, PL, HU, CZ, RUS
HexA GB, F, D, I, E, NL, P, GR, S
HexB GB, F, D, I, E, NL, P, GR, S
HexC F, GB, D, I, E, NL, P, GR, S
HexD GB, D, F, E, I, P, FarEast
HexE GB, D, F, E, I, P, FarEast
HexF GB, D, I, E, F, NL
OP6 (BIN):
Bit8
Bit7 region code MSB (4)
Bit6 region code (2)
Bit5 region code LSB (1)
Bit4 DV in: on(1)/off(0)
Bit3 PCB: on(1)/off(0)
Bit2 HDMI out: on(1)/off(0); Hardware required!
Bit1 MPEG4 recording: on(1)/off(0)
OP7 (BIN):
Bit8
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
OP8 (BIN):
Bit8 logo (see OP8 hex1)
Bit7 logo (see OP8 hex1)
Bit6 logo (see OP8 hex1)
Bit5 logo (see OP8 hex1)
Bit4
Bit3
Bit2
Bit1
OP8 (HEX1):
Hex0 logo LG
Hex1 logo LG
Hex2 none
Hex3 none
Hex4 none
Hex5 none
Hex6 logo INOBO 16/9
Hex7 logo INOBO
Hex8 logo LUMATRON
Hex9 logo LUMATRON 16/9
HexA logo NEC DVD 16/9
HexB logo NEC
HexC logo TARGA
HexD logo TARGA 16/9
HexE logo MEDION 16/9
HexF logo MEDION
Muita atenção para o OP2, que muda o código do controle remoto e pode fazer o controle fornecido ficar inútil e sem possibilidade de desfazer a mudança.