Epson PX-8 Technical Manual page 246

REV.-A
y
N
Possibly a problem on
MAPLE board. Check
continuity of FPC ca-
ble signal lines from
connector CN3 to ca-
ble connector pins. If
no problem found. re-
place MAPLE board.
Remove tape and per-
form fast forward and
rewind operations
while visually check-
ing reel operation.
Does not reel at all?
Check input voltage at
pin 14 of IC2.
Check output level at
pin 6 of IC2.
........... Is that level
<.
low or are pulses
........... approximately
0.1 V observed?
N
5-45
Perform play opera-
tion (SAVE or LOAD)
while observing reel
motion.
Check output voltages
at IC1 pins 3 through
8.
Measure capstan re-
sistance .
y
N
y
y
Replace capstan mo-
tor.