Akai 29CT24FS, Руководство по обслуживанию

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SERVICE MANUAL
Use the
↓
/
↑
buttons on the remote control to highlight an adjustment and the
←
/
→
buttons
to adjust it.
The POS+/-,
↑
/
↓
/
←
/
→
,1~6, RECALL, VOL+/-, MUTE and POWER buttons on the remote
control function in the S mode, but 100+, 7, 8, 9 and 0 buttons not.
6.2
Adjustments for Service mode and design mode
Table 3
：
Bit Function Description Status
Bit7.6 Audio system options (available during auto search
and use of AUTO button)
00: B/G 01: I 10: D/K 11: M
Bit5 Function switchover for CPU’s Pin 61 0: External mute 1: Audio system switchover
Bit4 V MUTE When changing channels: 0: Y- mute 1: RGB mute
Bit3
Bit2
SECAM gate pulse width
00: 2.2
μ
S 01: 2.0
μ
S
10:1.8
μ
S 11: SECAM decoding disabled
Bit1 SECAM 0: No 1:Yes
MODE0
Bit0 Fixed to 00
Bit7 Write-in LOGO option 0: No 1:Yes
Bit6 Power-on modes 0: Memory on 1: Soft on
Bit5 Step length setting for lighting up gradually during
power-on
1
：
Large step 0: Small step
Bit4 Screen saver setting 0: No 1: Yes
Bit3 M option 0: No 1: Yes
Bit2 D/K option 0: No 1: Yes
Bit1 I option 0: No 1: Yes
MODE1
Bit0 B/G option 0: No 1: Yes
Bit7 Arabic numeral 0: Yes 1: No
Bit6 DVD setting bit for AV board TC90L01 0: No 1: Yes
Bit5 Tilt correction setting bit 0: No 1: Yes
Bit4 “ SVM ” in PICTURE menu 0: No 1: Yes
Bit 3 TA1343/NICAM woofer output setting 0: Mono output 1: Overlapped to main channel
Bit 2 “ WOOFER ” in SOUND menu 0: No 1: Yes
Bit 1 Black-screen time setting 0: Short time 1: If OPT.2 = 1, long time; OPT.2 = 0, short
time
MODE2
Bit.0 BBE AGC option 1: 300mv 0: 150mv
BIT 7 Relay switch option 1: Yes 0: No
BIT 6 Instant power-on option 1: Yes 0: No
BIT 5.4 Fixed to 00
BIT 3 BBE/SRS IC 1: Yes 0: No
BIT 2
MODE3
BIT 1
TA1218
Multi AV switch options BIT 0 BIT 1 BIT2
0 0 0 TV - AV1(S) - AV2 - AV3(S) - DVD
0 0 1 TV - AV1(S) - AV2 - AV3(S)
0 1 0 TV - AV1(S) - AV2 - DVD
0 1 1 TV - AV1(S) - AV2
(continued)
10