Yamaha SP02R96, Service Manual

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02R96
174
3-2 LED check
Check number Check item
1 Communication Loop Back test Normal: BUS1 -48 (green) turned ON,
Error: BUS1 OVER (red) turned ON
1-24
↓↑
25-48
2 LED full bright
3 Green LED full bright
4 Orange LED full bright
5 Red LED full bright
6 Channel bar-graph turned ON (LED light sequence: CH1: lower
→
upper..CH24: lower
→
upper)
7 Stereo bar-graph turned ON (LED light sequence: STEREO L: lower
→
upper, STEREO R: lower
→
upper)
8 Other lights turned ON
(CH1-24_L
→
CH25-48_L
→
CH49-56_L
→
INPUT PRE EQ
→
PRE FADER
→
POST FADER
→
PEAK HOLD SW
→
CH1-24_R
→
CH25-48_R
→
CH49-56_R
→
1-24 SW
→
25-48 SW
→
MASTER SW
→
REMOTE SW
→
CONTROL ROOM
→
OUTPUT PRE EQ
→
PRE FADER
→
POST FADER )
Execute the test program for MB02R96.
1. Preparation
1) Connect the D-sub 15pin cable to the [METER] terminal in the rear of 02R96.
2) If 02R96 is not provided, 12V b12V and GND from an external power supply.
Note) Loop Back test will result in ERROR if independent test is carried out with being connected to the body of 02R96.
2. Starting the test program
1) Turn on the power while pressing the [PEAK HOLD] switch and the [CONTROL ROOM] switch to go to the independent
test mode and start the SW check.
2) Press the [PEAK HOLD] switch and the [CONTROL ROOM] switch again to start the LED check 1.
(To restart the SW check, turn on the power once again.)
3) After this, the test item will be changed by pressing the [1-24] switch and the [25-48] switch.
4) Pressing [MASTER] switch and [REMOTE] switch will change LED light duration time.
3. Check items
3-1 SW check
Judge by LED light ON/OFF when each switch is pressed.
INPUT METERING POSITION
OUTPUT METERING POSITION
PEAK HOLD
1-24
25-48
MASTER
REMOTE
CONTROL ROOM
POST FADER LED turned ON/OFF
POST FADER LED turned ON/OFF
PEAK HOLD LED turned ON/OFF
1-24 LED turned ON/OFF
25-48 LED turned ON/OFF
MASTER LED turned ON/OFF
REMOTE LED turned ON/OFF
CONTROL ROOM LED turned ON/OFF
Switch Action
TEST PROGRAM