CDX-GT45IP, CDX-GT45IPM - Sony Car Audio Service Manual (repair manual). Page 2

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CDX-GT45IP/GT45IPM
2
SAFETY-RELATED  COMPONET  WARNING!
COMPONENTS  IDENTIFIED  BY  MARK  
0  OR  DOTTED  LINE  
WITH  MARK  
0  ON  THE  SCHEMATIC  DIAGRAMS  AND  IN  
THE  PARTS  LIST  ARE  CRITICAL  TO  SAFE  OPERATION.
REPLACE  THESE  COMPONENTS  WITH  SONY  PARTS 
 
WHOSE  PART  NUMBERS  APPEAR  AS  SHOWN  IN  THIS  
MANUAL  OR  IN  SUPPLEMENTS  PUBLISHED  BY  SONY.
NOTES  ON  HANDLING  THE  OPTICAL  PICK-UP  
BLOCK  OR  BASE  UNIT
The laser diode in the optical pick-up block may suffer electrostat-
ic break-down because of the potential difference generated by the 
charged electrostatic load, etc. on clothing and the human body.
During repair, pay attention to electrostatic break-down and also 
use the procedure in the printed matter which is included in the 
repair parts.
The fl exible board is easily damaged and should be handled with 
care.
NOTES  ON  LASER  DIODE  EMISSION  CHECK
The laser beam on this model is concentrated so as to be focused 
on the disc refl ective surface by the objective lens in the optical 
pickup block. Therefore, when checking the laser diode emission, 
observe from more than 30 cm away from the objective lens.
NOTES  ON  CHIP  COMPONENT  REPLACEMENT
• 
Never reuse a disconnected chip component.
• 
Notice that the minus side of a tantalum capacitor may be dam-
aged by heat.
CAUTION
Use of controls or adjustments or performance of procedures 
other than those specifi ed herein may result in hazardous radia-
tion exposure.
If the optical pick-up block is defective, please replace the whole 
optical pick-up block.
Never turn the semi-fi xed resistor located at the side of optical 
pick-up block.
TEST  DISCS
Please use the following test discs for the check on the CD section.
 
YDES-18 (Part No. 3-702-101-01)
 
PATD-012 (Part No. 4-225-203-01)
optical pick-up
semi-fixed resistor
Power amplifi er section
Output:
 Speaker outputs (sure seal connectors)
Speaker impedance: 4 – 8 ohms
Maximum power output: 52 W 
× 4 (at 4 ohms)
General
Outputs:
 
Audio outputs terminal (front, sub/rear switchable)
 
Power antenna (aerial) relay control terminal
 Power 
amplifi er control terminal
Inputs:
 
Telephone ATT control terminal (CDX-GT45IP: AEP, UK model)
 
Remote controller input terminal
 
Antenna (aerial) input terminal
 
BUS control input terminal
 
BUS audio input terminal
 
AUX input jack (stereo mini jack)
 
iPod signal input terminal (dock connector)
Tone controls:
 
Low: ±10 dB at 60 Hz (XPLOD)
 
Mid: ±10 dB at 1 kHz (XPLOD)
 
High: ±10 dB at 10 kHz (XPLOD)
Power requirements: 12 V DC car battery
 
(negative ground (earth))
Power supply voltage: 11 – 16 V
Dimensions: Approx. 178 
× 50 × 179 mm
 (7
 1/8
 
× 2 × 7
 1/8
 in) (w/h/d)
Mounting dimensions: Approx. 182 
× 53 × 162 mm
 (7
 1/4
 
× 2
 1/8
 
× 6
 1/2
 in) (w/h/d)
Mass: Approx. 1.3 kg (2 lb 14 oz)
Supplied accessories:
 
Card remote commander: RM-X151 (CDX-GT45IP: E model/
 
   GT45IPM)
 
Parts for installation and connections (1 set)
Design and specifi cations are subject to change
without notice.
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