Test Program - Yamaha AG-STOMP GA 011589 Service Manual

AG-Stomp

TEST PROGRAM

A. CONNECTION OF TERMINALS
• INPUT
• OUT L/MONO
• OUT R
• HEAD PHONES
• EXP. PEDAL
JK pin 1: MIN of VR
JK pin 3: CENTER of VR
• DIGITAL OUT
• MIDI IN, MIDI OUT
• POWER SUPPLY
• AC IN
B. CONTENTS OF THE TEST PROGRAM
0: LED Check
1: SW Check
2: VR Check
3: MIDI Check
4: SRAM Check
5: FLASH ROM Check
6: DSP Check
C. STARTING THE TEST PROGRAM AND CHECKING
While pressing the MANUAL, STORE and ROOM
switches, turn on the POWER switch. The TEST
program will then be started. At this time, check to make
sure that the model name "AG.S" is displayed for about
2 seconds. The digit at the left end of the 7-segment
LED indicates the test No.
D. SELECTING THE TEST NUMBER
• Using the UP and DOWN switches, select the test
number and press the STORE switch to start testing.
E. OPERATION OF THE TEST PROGRAM AND CHECKING
0: LED check
(1) Using the UP and DOWN switches, select "0".
(This step can be skipped if "0" is already selected.)
(2) Press the STORE switch.
• LED segments light up one after another starting
with "UP". When "MIC" is reached, "BANK", "1", "2"
and "3" light up followed by 7 segments in the
following order from the left end. After that, all LED
segments light up and go out.(Fig.1)
28
Monaural input
Balance output (RL 47K )
Balance output (RL 47K )
Stereo output (RL 33 )
FC7 or Connect VR of B50K.
JK pin 2: MAX of VR
Connect the DA converter.
Connect IN and OUT with the
DIN 5P cable.
OFF
Connect the AC adaptor
1
6 7
5
4
2 3
1
2
3
8
Fig.1