5/5
A complete OEM Motorola service manual (part number 6880909Z96-O or similar) typically contains 180–220 pages. Here’s what each chapter does for you. Motorola Gm3688 Service Manual
The GM3688 uses a delicate flat flex cable connecting the control head (LCD/keypad) to the RF deck. The manual labels this as "W300." If your backlight flickers or keys fail, the manual's exploded view shows how to disassemble the control head without tearing the rubber keypad membrane (a $50 mistake). 5/5 A complete OEM Motorola service manual (part