SERVICE MANUAL
HCD-SPZ50/SPZ70
1
HCD-SPZ50/SPZ70
Subject: Change of HP A-IN (Suffix-12) and MAIN (Suffix-13) boards
9-887-055-81
HCD-SPZ50/SPZ70
2.
DIAGRAMS
•
Note for Printed Wiring Boards and Schematic Diagrams
SUPPLEMENT-1
File this supplement with the service manual.
1.
NEW/FORMER DISCRIMINATION
In this set, HP A-IN and MAIN boards have been changed in the midway of produc-
tion.
Printed wiring board, schematic diagrams and electrical parts list of new type are
described in this supplement-1.
Refer to original service manual for other information.
– HP A-IN Board (Conductor Side) –
Former : 1-869-724-11
New
: 1-869-724-12
– MAIN Board (Conductor Side) –
Former : 1-869-719-11, -12
New
: 1-869-719-13
•
Indication of transistor
Note on Schematic Diagram:
•
All capacitors are in
µ
F unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
•
All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
f
: internal component.
•
C
: panel designation.
•
A
: B+ Line.
•
B
: B– Line.
•
Voltages are dc with respect to ground under no-signal
(detuned) conditions.
no mark : TUNER (FM/AM)
(
) : CD PLAY
〈〈
〉〉
: TAPE PLAY
{
} : TAPE REC
∗
: Impossible to measure
•
Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
•
Signal path.
F
: TUNER (FM/AM)
J
: CD PLAY
d
: TAPE PLAY
G
: REC
f
: AUDIO IN
•
Abbreviation
AR
: Argentina model
AUS
: Australian model
E2
: 120 V AC area in E model
E51
: Chilean and Peruvian models
KR
: Korean model
MX
: Mexican model
RU
: Russian model
SP
: Singapore model
Note on Printed Wiring Board:
•
X
: parts extracted from the component side.
•
Y
: parts extracted from the conductor side.
•
f
: internal component.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
C
B
These are omitted.
E
Q
B
These are omitted.
C
E
Q
AEP Model
UK Model
E Model
HCD-SPZ50/SPZ70
Australian Model
HCD-SPZ50
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
