Pioneer GM-2037-ZF Service manual
PIONEER CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
PIONEER ELECTRONICS (USA) INC. P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A.
PIONEER EUROPE NV Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936
C PIONEER CORPORATION 2003
K-ZZB. JUNE 2003 Printed in Japan
ORDER NO.
CRT3066
SUB-WOOFER AMPLIFIER
GM-2037ZFX1R/UC
GM-2037ZF/X1R/UC
For details, refer to "Important symbols for good services".
VEHICLE DESTINATION PRODUCED AFTER FORD PART No. ID No. PIONEER MODEL No.
RANGER North America August 2003 4L5T-18C808-AB GM-2037ZF/X1R/UC
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[ Important symbols for good services ]
In this manual, the symbols shown-below indicate that adjustments, settings or cleaning should be made securely.
When you find the procedures bearing any of the symbols, be sure to fulfill them:
2. Adjustments
To keep the original performances of the product, optimum adjustments or specification confirmation is indispensable.
In accordance with the procedures or instructions described in this manual, adjustments should be performed.
3. Cleaning
For optical pickups, tape-deck heads, lenses and mirrors used in projection monitors, and other parts requiring cleaning,
proper cleaning should be performed to restore their performances.
5. Lubricants, glues, and replacement parts
Appropriately applying grease or glue can maintain the product performances. But improper lubrication or applying
glue may lead to failures or troubles in the product. By following the instructions in this manual, be sure to apply the
prescribed grease or glue to proper portions by the appropriate amount.For replacement parts or tools, the prescribed
ones should be used.
4. Shipping mode and shipping screws
To protect the product from damages or failures that may be caused during transit, the shipping mode should be set or
the shipping screws should be installed before shipping out in accordance with this manual, if necessary.
1. Product safety
You should conform to the regulations governing the product (safety, radio and noise, and other regulations), and
should keep the safety during servicing by following the safety instructions described in this manual.
SAFETY INFORMATION
This service manual is intended for qualified service technicians; it is not meant for the casual do-it-yourselfer.
Qualified technicians have the necessary test equipment and tools, and have been trained to properly and safely repair
complex products such as those covered by this manual.
Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warranty.
If you are not qualified to perform the repair of this product properly and safely, you should not risk trying to do so
and refer the repair to a qualified service technician.
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CONTENTS
SAFETY INFORMATION............................................2
1. SPECIFICATIONS .......................................................3
2. EXPLODED VIEWS AND PARTS LIST ......................4
2.1 EXTERIOR............................................................4
3. SCHEMATIC DIAGRAM.............................................6
3.1 OVERALL CONNECTION DIAGRAM..................6
4. PCB CONNECTION DIAGRAM..................................8
4.1 MOTHER UNIT ....................................................8
5. ELECTRICAL PARTS LIST........................................10
6. ADJUSTMENT.........................................................11
7. GENERAL INFORMATION.......................................11
7.1 DIAGNOSIS .......................................................11
7.1.1 DISASSEMBLY.........................................11
7.1.2 CONNECTOR FUNCTION DESCRIPTION ......12
7.2 IC ........................................................................13
8. OPERATIONS...........................................................13
1. SPECIFICATIONS
Power source . . . . . . . . . . . . .14.4±0.2V(10.6-16.0V)
Grounding . . . . . . . . . . . . . . . .Negative type
Backup current . . . . . . . . . . . .0.5mA or less
Dimensions . . . . . . . . . . . . . . .164mm(W)x44mm(H)x117mm(D)
Weight . . . . . . . . . . . . . . . . . . .476g
Rated power . . . . . . . . . . . . . .35W or less (1.5Ω, f=100Hz, THD+N=2%, 80kHz LPF)
Residual noise . . . . . . . . . . . . .0.5mV or more (Rg=1k ohm IHF-A)
Output offset voltage . . . . . . .0±100mV or less (Output + - both terminal voltage)
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2. EXPLODED VIEWS AND PARTS LIST
2.1 EXTERIOR
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