SERVICE MANUAL
HCD-SPZ50/SPZ70
1
HCD-SPZ50/SPZ70
Ver. 1.3 2007.02
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 µF 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 MΩ).
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
AEP Model
UK Model
E Model
HCD-SPZ50/SPZ70
Australian Model
HCD-SPZ50
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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