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Kenwood X-SG7G Service Manual
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Kenwood X-SG7G Service Manual

Stereo auto reverse cassette deck
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STEREO AUTO REVERSE CASSETTE DECK
X-SG7/SG7G
SERVICE MANUAL
stereo auto reverse cassette deck
on/standby
Knob
(K29-6741-04)
Phono jack
(E63-0046-15)
R
L
SYSTEM
CONTROL
Rectangular receptacle
(E08-0311-05)
Refer to X-E9 and X-SA7 service manuals (B51-4926-00/B51-5214-00),
if you require in detail.
Panel *
(A29-)
front loading mechanism
"
rev. mode
B
C
Dolby NR
CRLS
Indicator
(B12-0319-13)
Metallic cabinet
(A01-3360-01)
REC
IN
PLAY
OUT
© 1999-6/B51-5546-00 (K/K) 2299
Panel *
(A60-)
2
0
8
1
Knob
(K29-7572-13)
Power cord bushing
(J42-0083-05)
AC power cord *
(E30-)
* Refer to parts list on page13.
3
7
¡
70%

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Summary of Contents for Kenwood X-SG7G

  • Page 1 STEREO AUTO REVERSE CASSETTE DECK X-SG7/SG7G SERVICE MANUAL © 1999-6/B51-5546-00 (K/K) 2299 Panel * Panel * (A29-) (A60-) stereo auto reverse cassette deck front loading mechanism ” rev. mode ¡ Dolby NR CRLS ¶ on/standby Knob Indicator Knob (K29-6741-04) (B12-0319-13) (K29-7572-13) Phono jack Metallic cabinet...

  • Page 2: Disassembly For Repair

    X-SG7/SG7G ACCESSORIES Operation to reset Audio cord (2) (E30-0615-05) The microcomputer may fall into malfunction (impossibility to operate, erroneous display, etc.) when the power cord is unplugged while power is ON or due to an external factor. In this case, execute the following procedure to reset the microcomputer and return it to normal con- dition.
  • Page 3 X-SG7/SG7G ADJUSTMENT Input Output Deck Order Item Adjustment points Adjustment method Fig. setting setting setting Unless otherwise specified, set the respective switches as follow : TAPE : NORMAL DOLBY : OFF INPUT : REC IN OUTPUT : PLAY OUT I. Cassette mechanism section (Recording/play head adjustment) Demagnetize the REC/ PLAY head with the head eraser.

  • Page 4: Pc Board (Component Side View)

    PC BOARD (Component side view) REC IN PLAY SYSTEM CONTROL OUTLET Refer to the schematic diagram for the value of resistors and capacitors.
  • Page 5 IC8 VOLTAGE (X28-2972-71) (C/5) (X28- ) (B/5) MODE:RECORDING CRO2 CRO2 NORMAL NORMAL METAL METAL ERASE OSC 4.4V 1.69V REC:0V R219 C221 C230 1.9V 3.2V 220K 0.01 OTHER:4.3V R123 1K 12.9V 4.4V R224 R101 12.9V 2.4V 3.6V 2.64V 4.1V 1/4W DOLBY ON:5.0V C135 C127 R121...
  • Page 6 DTA124ESA UN5119 2SD2061 UN4212 2SA1286-T11 DTA124EUA DTC124ESA 2SD2114K UN4216 2SA1534A DTC124EUA DTC143TSA 2SC3246 UN4112 2SC3940A 2SC1740S 2SD1302 2SD863 RECORDING LINE SIGNAL LINE GND LINE (X28– ) (A/5) (X28- ) (D/5) ON/STANDBY DOLBY NR OPEN/CLOSE STOP CRLS RVS MODE PAUSE S. BUSY R66 47K Q13~16 TEST 2...
  • Page 7 X-SG7/SG7G EXPLODED VIEW (MECHANISM: A) CFx2 CFx2 CFx2 CFx2 CHx2 CHx2 CHx2 CHx2 CBx2 CBx2 CBx2 CBx2 CIx2 CIx2 CIx2 CIx2 CBx2 CBx2 CBx2 CBx2 CEx5 CEx5 CEx5 CEx5 GREASE(EM-30L) :410-0013-05 GREASE(MZ-2400) :410-0019-05 Parts with exploded view numbers larger than 700 are not supplied.
  • Page 8 X-SG7/SG7G EXPLODED VIEW (MECHANISM: B) GREASE(EM-50L) :410-0014-05 GREASE(EM-30L) :410-0013-05 CKx2 RPEH 531~537 530A 530B 530A 530B CKx2 CNx3 Parts with exploded view numbers larger than 700 are not supplied.
  • Page 9 (C/5) REC PLAY SYSTEM CONTROL (B/5) ø 3 x 6 ( BL K) N0 9- 1 44 5- 0 5 ø 3 x 8 ( BL K) N8 9- 3 00 8- 4 5 ø 2 . 6 x10 N8 2- 2 60 8- 4 6 ø...

  • Page 10: X-Sg7/Sg7G M: X-Sg7G

    Desti- Ref. No Parts No. Description Ref. No Parts No. Description ress nation marks Parts ress Parts nation marks X-SG7/SG7G M: X-SG7G C90-3676-05 ELECTRO 1000UF 35WV CC73FSL1H102J CHIP C 1000PF A01-3360-01 METALLIC CABINET C90-3649-05 ELECTRO 47UF 16WV A22-1779-31 SUB PANEL...
  • Page 11 New Parts New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.

  • Page 12: Loading Mechanism (D40-1574-15)

    New Parts New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
  • Page 13 New Parts New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.

  • Page 14: Parts Descriptions

    X-SG7/SG7G PARTS DESCRIPTIONS...

  • Page 15: Specifications

    Dolby NR OFF ....60 dB (CrO tape) Input sensitivity / Impedance ..77.5 mV/47 kΩ Output level / Impedance ....775 mV/10 kΩ 1.KENWOOD follows a policy of continuous advancements in development. For this reason specifica- tions may be changed without notice. Notes Notes 2.Sufficient performance may not be possible at very low temperatures (under a water-freezing...

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