Yamaha KMA-1000, Service Manual

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12
KMA-1000/KMA-950
KMA-1000/KMA-950
6. CHECKSUM
The checksum value is indicated in the decimal number.
a. Upper bit
b. Lower bit
Music
Vocal
A/D
A/D
Gm_L
Gm_R
Gv
D/A
D/A
ANALOG CHECK through
ANALOG CHECK through
SW
Through
KP
VR
Music
VR
Mic
KP
KEY
CONTROL
Volume
INPUT Gm_L Gm_R Gv SW
MUSIC ECHO MIC
ANALOG CHECK
Active
(Min)
Min
Active
(Min)
Active
(DVD)
–
∞
–
∞
–
∞
through
KP MUSIC CHECK –
∞
0 dB
Active
(Min)
Active
(DVD)
–
∞
–
∞
0 dB off
KP MIC CHECK L ch
Active
(Min)
Min –
∞
off 0 dB –
∞
–
∞
KP
KP MIC CHECK R ch
Active
(Min)
Min –
∞
off –
∞
0 dB –
∞
KP
Fig. 3
INPUT select L ch: 0 to 4, R ch: 6 to 10
“ECHO MODE” key
Upper bit
0 5 4
(decimal number) m
3 9
(Hexadecimal)
Lower bit
1 6 9
(decimal number) m
8 6
(Hexadecimal)
Checksum value:
3 9 8 6
7. ANALOG CHECK
The signal passage is checked. (Fig. 3)
INPUT select: DVD, AUX (KMA-1000 model), TAPE, BGM
MUTE ON/OFF: "ECHO MODE" key (ON: Lit (amber), OFF: Off)
8. KP (Karaoke processor) MUSIC CHECK
The signal passage is checked. (Fig. 3)
INPUT select: DVD, AUX (KMA-1000 model), TAPE, BGM
9. KP (Karaoke processor) MIC CHECK
The signal passage is checked. (Fig. 3)
Channel select: "ECHO MODE" key
a. L ch (0 to 4 of MIC indicator light up)
b. R ch (6 to 10 of MIC indicator light up)