AMSTRAD CPC664 - Basic Hardware Analysis

/connect
to
A
(240V AC MAINS)
CPC664
—
BASIC
HARDWARE
ANALYSIS
CHECK
KEYBOARD PCB
FOR
SIGNS OF
ABUSE:
-
CRACKS
-
LIQUID SPILLAGE
-
DISTORTED MOUNTING
CHECK
CONNECTOR LEAD
AND
TERMINATION
IF
UNIT STILL
FAULTLY SEEK
SPECIALIST
ADVICE
FAULTY AUDIO AMP
OR
SPEAKER
FAULTY VOLUME CONTROL
FAULTY
AUDIO
CONNECTOR
PLUG/SOCKET
FAULTY AY-3-8192
SOUND
IC
FAULTY VIDEO CONNECTOR
FAULTY CABLE ASSY
FAULTY ULA
FAULTY PCB
CHECK FAULTY MONITOR
#
CABLE TERMINATION
INTERNAL CONNECTORS
*
BRIGHTNESS
CONTROL
FAULTY ULA
Z80A
6845
CRYSTAL
RAM
Full
diagnostic
tests
on the
C.P.U.
can
be
carried out using
the Amstrad RP1 Test
Pack.
Please contact Amstrad PLC
for information on
same.