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The test program checks the logic boards and the keyboard. The squares represent the
corresponding keypads. Numerals indicate the position of the controls under check.
FR-2105V TEST
PROGRAM NO ROM RAM CRAM DIPSW
MAIN 03591570** OK OK
ARP 18590381** OK OK OK 1101
DSP 18590391** OK OK OK
RP 03590941** OK OK OK 1111
DRAM OK
RP BOARD BAT OK
RP CARD 1 OK CARD 2 OK
CARD 1 BAT OK CARD2 BAT OK
ANTENNA SPEED 23.8RPM
TRIG FREQ. 1005Hz
MAG CURRENT 11.1V
R. MONITOR 1.8V
TUNE IND. 0.8V
ROM test
RAM test
CRAM test
SPU Board
(03P9253)
Program No.
ARP Board
(18P9002)
Program No.
EBL check
(Rightward increases;
leftward decreases)
Performance monitor and
degauss switches check
Key and control check
(BRILLIANCE, A/C RAIN, A/C SEA, GAIN cannot be checked.)
Trackball check
• Up movement and indication:
Rightward increases; leftward
decreases.
• Down movement and indication:
Upward increases, downward
decreases.
000
000
000
000
ARP Board 18P9002's
DIP SW (S1) setting
0: ON
1: OFF
RP Board 14P0298's
DIP SW (S1) setting
1: OFF
0: ON
RP Board
(14P0298)
Program No.
VRM check
(Rightward increases;
leftward decreases)
DIP SW (S1) No.
No.1 at left
To escape from diagnostic
test, press STBY/TX key
twice.
1234
** = Program
Version No.
Figure 4-2 Diagnostic test results
Test pattern
A test pattern may be overlaid on the test results display by pressing the [STBY/TX] key
once at the test results display.