Sharp sm 7700 hmk 2 service manual
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Page 1
SM-7700HMK2
SHARP
SERVICE MANUAL/ SERVICE-ANLEITUNG/ MANUEL DE SERVICE
S7960$M7700H2
SM-7700HMK2IBKI
In the interests of user-safety the set should be restored to its
original condltion and only parts identical to those specified be
used
lm Interesse der Benutzer-Sicherheit sollte dieses Gerét wieder
auf seinen ursprll'mglichen Zustend eingestellt und nur die
vorgeschrlebenen Teile Verwendet werden.
Dans Ilntérét de la sécurité de Iutilisateur, Iappareil devra étre
reconstitute dans sa condition premiere at seules des pieces
identhues 'a celles spécifiées, doivent étre utilisées.
Page
SPECIFICATIONS. 2, 3
©
TECHNISCHE DATEN .........
NAMES OF PARTS. 2, 3 SERVICE INFORMATION .. .. 6
DISASSEMBLY ....... 2, 3 BLOCK DIAGRAM . 7
SCHEMATIC DIAGRAM/WIRING SIDE OF EXPLODED VIEW 8
P.W.BOARD ................................................... 4#6 REPLACEMENT PARTS LIST ............................... 9, 10
INHALTSVERZEICHNIS
BEZEICHNUNG DER TEILEI. BLOCKSCHALTPLAN ....... _
ZERLEGEN ..... EXPLOSIONSDARSTELLUNG .. 8
SCHEMATISCHER SCHALTPLAN/ ERSATZTEILLISTE ............................................. 9, 1o
VERDRAHTUNGSSEITE DER LEITERPLATTE ....... 4-6
ANMERKUNGEN ZUM SCHEMATISCHEN
SCHALTPLAN ................................................... 4, 7
TABLE DES MATIERES
® . Page Page
CARACTERISTIQUES. 2, 3 REMARQUES CONCERNANT LE DIAGRAMME
NOMENCLATURE.,. . 2, 3 SCHEMATIQUE ...................
DEMONTAGE. 2, 3 INFORMATION DE SERVICE.
DIAGRAMME sc MATIOUE/ DIAGRAMME SYNOPTIOUE.
COTE CABLAGE DE LA VUE EN ECLATE ................
PLAQUETTE DE MONTAGE IMPRIME ................ 4-6 LISTE DES PIECES DE RECHANGE ..
INDEX TO CONTENTS 4-fl
Page
NOTES ON SCHEMATIC DIAGRAM ....................... 4, 7
SERVICEINFORMATION
SHARP CORPORATION
Page 1
SM-7700HMK2
SHARP
SERVICE MANUAL/ SERVICE-ANLEITUNG/ MANUEL DE SERVICE
S7960$M7700H2
SM-7700HMK2IBKI
In the interests of user-safety the set should be restored to its
original condltion and only parts identical to those specified be
used
lm Interesse der Benutzer-Sicherheit sollte dieses Gerét wieder
auf seinen ursprll'mglichen Zustend eingestellt und nur die
vorgeschrlebenen Teile Verwendet werden.
Dans Ilntérét de la sécurité de Iutilisateur, Iappareil devra étre
reconstitute dans sa condition premiere at seules des pieces
identhues 'a celles spécifiées, doivent étre utilisées.
Page
SPECIFICATIONS. 2, 3
©
TECHNISCHE DATEN .........
NAMES OF PARTS. 2, 3 SERVICE INFORMATION .. .. 6
DISASSEMBLY ....... 2, 3 BLOCK DIAGRAM . 7
SCHEMATIC DIAGRAM/WIRING SIDE OF EXPLODED VIEW 8
P.W.BOARD ................................................... 4#6 REPLACEMENT PARTS LIST ............................... 9, 10
INHALTSVERZEICHNIS
BEZEICHNUNG DER TEILEI. BLOCKSCHALTPLAN ....... _
ZERLEGEN ..... EXPLOSIONSDARSTELLUNG .. 8
SCHEMATISCHER SCHALTPLAN/ ERSATZTEILLISTE ............................................. 9, 1o
VERDRAHTUNGSSEITE DER LEITERPLATTE ....... 4-6
ANMERKUNGEN ZUM SCHEMATISCHEN
SCHALTPLAN ................................................... 4, 7
TABLE DES MATIERES
® . Page Page
CARACTERISTIQUES. 2, 3 REMARQUES CONCERNANT LE DIAGRAMME
NOMENCLATURE.,. . 2, 3 SCHEMATIQUE ...................
DEMONTAGE. 2, 3 INFORMATION DE SERVICE.
DIAGRAMME sc MATIOUE/ DIAGRAMME SYNOPTIOUE.
COTE CABLAGE DE LA VUE EN ECLATE ................
PLAQUETTE DE MONTAGE IMPRIME ................ 4-6 LISTE DES PIECES DE RECHANGE ..
INDEX TO CONTENTS 4-fl
Page
NOTES ON SCHEMATIC DIAGRAM ....................... 4, 7
SERVICEINFORMATION
SHARP CORPORATION
Page 1
SM-7700HMK2
SHARP
SERVICE MANUAL/ SERVICE-ANLEITUNG/ MANUEL DE SERVICE
S7960$M7700H2
SM-7700HMK2IBKI
In the interests of user-safety the set should be restored to its
original condltion and only parts identical to those specified be
used
lm Interesse der Benutzer-Sicherheit sollte dieses Gerét wieder
auf seinen ursprll'mglichen Zustend eingestellt und nur die
vorgeschrlebenen Teile Verwendet werden.
Dans Ilntérét de la sécurité de Iutilisateur, Iappareil devra étre
reconstitute dans sa condition premiere at seules des pieces
identhues 'a celles spécifiées, doivent étre utilisées.
Page
SPECIFICATIONS. 2, 3
©
TECHNISCHE DATEN .........
NAMES OF PARTS. 2, 3 SERVICE INFORMATION .. .. 6
DISASSEMBLY ....... 2, 3 BLOCK DIAGRAM . 7
SCHEMATIC DIAGRAM/WIRING SIDE OF EXPLODED VIEW 8
P.W.BOARD ................................................... 4#6 REPLACEMENT PARTS LIST ............................... 9, 10
INHALTSVERZEICHNIS
BEZEICHNUNG DER TEILEI. BLOCKSCHALTPLAN ....... _
ZERLEGEN ..... EXPLOSIONSDARSTELLUNG .. 8
SCHEMATISCHER SCHALTPLAN/ ERSATZTEILLISTE ............................................. 9, 1o
VERDRAHTUNGSSEITE DER LEITERPLATTE ....... 4-6
ANMERKUNGEN ZUM SCHEMATISCHEN
SCHALTPLAN ................................................... 4, 7
TABLE DES MATIERES
® . Page Page
CARACTERISTIQUES. 2, 3 REMARQUES CONCERNANT LE DIAGRAMME
NOMENCLATURE.,. . 2, 3 SCHEMATIQUE ...................
DEMONTAGE. 2, 3 INFORMATION DE SERVICE.
DIAGRAMME sc MATIOUE/ DIAGRAMME SYNOPTIOUE.
COTE CABLAGE DE LA VUE EN ECLATE ................
PLAQUETTE DE MONTAGE IMPRIME ................ 4-6 LISTE DES PIECES DE RECHANGE ..
INDEX TO CONTENTS 4-fl
Page
NOTES ON SCHEMATIC DIAGRAM ....................... 4, 7
SERVICEINFORMATION
SHARP CORPORATION
Page 2
SM-77OOHIVIK2
®
FOR A COMPLETE bEscRIPTJONOF TH
PERATION OF THIS UI\IIT, PLEASE
REFER TO THE ORERATi'o MANfiAL
SPECIFICATIONS
AC 220 V, 50 Hz
650 W
Power source:
Pov'ver consumption:
Dimensions: Width; 430 mm (17")
Height; 210 mm (8-5/16")
Depth; 358 mm (14-1/8)
Weight: 11 kg (24.3 lbs.)
Music power output: 2 x 250 W/8 ohms
Continuous power output:
2 x 130 W/8 ohms, 1.0% T.H.D.,
1kHz
3 4
Input sensitivity and input impedance: . , . >
350 mV/47 kohms Figure 2-1
Loaded impedance: Speakers; 8 ohms »
Headphones; 8-50 ohms
(recommended 32 ohms)
Specifications for this model are subject to change without
prior notice. 5
/
NAMES OF PARTS
1. Headphone Socket
2. Power Indicator
3. Speaker Selector Button (A/Bl
4. Speaker On/Off Button
5. AC supply Leads
6. Main Amplifier Input Lead _)
7. Amplifier Power Supply Control Lead Figure 2-2
8. Speaker Terminals
(Al). I
DISASSEMBLY .316...
my Cabinet
Caution on Disassembly (Al) x2
Follow the below-mentioned notes when disassembling the 4 xsm'"
unit and reassembling it, to keep its safety and excellent
performance: _
1. Be sure to remove the power supply plug from the wall ., v
outlet before starting to disassemble the unit. (Allxl
2. Take off nylon bands or wire holders where they need 93 x6 3 X'Omm
be removed when disassembling the unit. After servic- Xlomm
ing the unit, be sure to rearrange the leads where they
were before disassembling. (miémm
3. Take sufficient care on static electricity of integrated cir- Figure 2_3
suits and other c1rcurts when servrcrngw
Front Panel
STEP REMOVAL PROCEDURE FIGURE
1 Cabinet 1. Screw. . (A1lx12 2-3
. 2 Front Panel 1. Screw. iB1)x7 2-4
(BI) x2
o3 x lOmm
(Bl )x3
53 x 8mm (igizamm
Figure 2-4
Page 2
SM-77OOHIVIK2
®
FOR A COMPLETE bEscRIPTJONOF TH
PERATION OF THIS UI\IIT, PLEASE
REFER TO THE ORERATi'o MANfiAL
SPECIFICATIONS
AC 220 V, 50 Hz
650 W
Power source:
Pov'ver consumption:
Dimensions: Width; 430 mm (17")
Height; 210 mm (8-5/16")
Depth; 358 mm (14-1/8)
Weight: 11 kg (24.3 lbs.)
Music power output: 2 x 250 W/8 ohms
Continuous power output:
2 x 130 W/8 ohms, 1.0% T.H.D.,
1kHz
3 4
Input sensitivity and input impedance: . , . >
350 mV/47 kohms Figure 2-1
Loaded impedance: Speakers; 8 ohms »
Headphones; 8-50 ohms
(recommended 32 ohms)
Specifications for this model are subject to change without
prior notice. 5
/
NAMES OF PARTS
1. Headphone Socket
2. Power Indicator
3. Speaker Selector Button (A/Bl
4. Speaker On/Off Button
5. AC supply Leads
6. Main Amplifier Input Lead _)
7. Amplifier Power Supply Control Lead Figure 2-2
8. Speaker Terminals
(Al). I
DISASSEMBLY .316...
my Cabinet
Caution on Disassembly (Al) x2
Follow the below-mentioned notes when disassembling the 4 xsm'"
unit and reassembling it, to keep its safety and excellent
performance: _
1. Be sure to remove the power supply plug from the wall ., v
outlet before starting to disassemble the unit. (Allxl
2. Take off nylon bands or wire holders where they need 93 x6 3 X'Omm
be removed when disassembling the unit. After servic- Xlomm
ing the unit, be sure to rearrange the leads where they
were before disassembling. (miémm
3. Take sufficient care on static electricity of integrated cir- Figure 2_3
suits and other c1rcurts when servrcrngw
Front Panel
STEP REMOVAL PROCEDURE FIGURE
1 Cabinet 1. Screw. . (A1lx12 2-3
. 2 Front Panel 1. Screw. iB1)x7 2-4
(BI) x2
o3 x lOmm
(Bl )x3
53 x 8mm (igizamm
Figure 2-4